{"schema_version":"bookimed.page-context.v1","id":"hcm-treatment-programmes","url":"https://hub.bookimed.com/heart-surgery/hcm-treatment-programmes/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/hcm-treatment-programmes.json","index_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/index.json","full_dataset_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/content.json","content_revision":"source-driven-rankings-20261008","date_modified":"2026-10-08","language":"en","kind":"treatment-listing","title":"HCM surgery programmes: compare surgeons, methods and costs","summary":"Choose a programme for your diagnosis, then compare what each team offers. Published prices keep their date and scope; programmes without a public price are available for an individual estimate.","research_credit":{"name":"Yevhenii Kozlov","role":"Co-Founder of Bookimed","url":"https://us-uk.bookimed.com/ceo/kozlov/","contribution":"Research personally prepared and reviewed","assistance":"AI tools assisted source research."},"editorial_scope":"Source-based patient information; an individual treatment plan requires clinical review.","research_method":"How this guide is researched and compared Research project led by Yevhenii Kozlov . We link clinical guidance, primary studies and named hospital or offer sources beside the relevant statements. Comparisons distinguish individual operators from programme results and preserve the study population, follow-up and limitations. Prices are dated examples with their stated scope. Research and editorial preparation are separate from clinical review; no named clinician has medically reviewed this edition. Bookimed provides care coordination. Partner and reference programmes are identified from their sources; paid ordering is not used in our published-cohort comparison. Read the editorial policy .","key_takeaways":[{"label":"Three HCM programmes","text":"Cui in Hangzhou, Smedira at Cleveland Clinic and the NYU team offer different approaches to septal obstruction and the mitral apparatus.","sources":["tp-cui100","pc-cleveland-pathway","pc-nyu-programme"]},{"label":"$25,000–40,000 in Hangzhou","text":"The Cui programme has an estimated price range; Cleveland and NYU provide individual quotations.","sources":[]},{"label":"Anatomy before incision","text":"Septal muscle, mitral leaflets and papillary muscles can contribute to obstruction; their treatment needs differ.","sources":["C10"]}],"benefits":[{"text":"One comparison brings together the method, named team, care setting, price basis and clinical evidence for each HCM programme.","sources":["C10"]}],"limitations":[{"text":"The studies cover different operations, patients and follow-up periods. They cannot establish which programme will produce a better result for the same person.","sources":["tp-cui100","pc-rpr77"]}],"sections":[{"id":"programmes","title":"Find the programme that fits your priorities","text":"Find the programme that fits your priorities What matters to you? 3 programmes shown Choose 2–3 programmes for the same condition View comparison ↓ Hangzhou, China Yong Cui · HCM surgery ↗ Yong Cui Zhejiang Provincial People’s Hospital A 4–5 cm underarm incision keeps the breastbone intact: no divided breastbone to heal while you rebuild walking and everyday activity. $25,000–40,000 estimated cost USD · estimated programme range · updated 8 October 2026. Published 100-patient MESM series; separate 132-patient mid-cavity conference report and earlier 148-patient modified-Morrow study. See method, care and package ↗ Compare this programme Cleveland, United States Nicholas Smedira · complex HCM surgery ↗ Nicholas Smedira Cleveland Clinic HCM Center Specialist HCM imaging and myectomy that can also correct mitral-leaflet or papillary-muscle causes of obstruction. Quote on request Individual estimate after assessment. A historical series of 1,559 LVOT operations, including 1,530 myectomies and 522 myectomies with mitral or subvalvular intervention. See method, care and package ↗ Compare this programme New York, United States NYU HCM team · anatomy and access choices ↗ Daniel Swistel · Joshua Scheinerman NYU Langone Hypertrophic Cardiomyopathy Program An HCM team that treats septal and mitral causes of obstruction, with conventional and selected robotic surgical approaches. Quote on request Individual estimate after assessment. NYU reports more than 600 myectomies at programme level. Supporting method evidence includes a historical 77-patient anatomy study and a separate first robotic case report. See method, care and package ↗ Compare this programme No programme matches this priority. Choose another focus to explore the other options. Your programme comparison Compare suitability and scope first. Different research cohorts cannot establish which team will give you a better outcome.","links":[{"label":"Yong Cui · HCM surgery ↗","url":"https://hub.bookimed.com/heart-surgery/programme-cui-hcm/"},{"label":"See method, care and package ↗","url":"https://hub.bookimed.com/heart-surgery/programme-cui-hcm/"},{"label":"Nicholas Smedira · complex HCM surgery ↗","url":"https://hub.bookimed.com/heart-surgery/programme-cleveland-hcm/"},{"label":"See method, care and package ↗","url":"https://hub.bookimed.com/heart-surgery/programme-cleveland-hcm/"},{"label":"NYU HCM team · anatomy and access choices ↗","url":"https://hub.bookimed.com/heart-surgery/programme-nyu-hcm/"},{"label":"See method, care and package ↗","url":"https://hub.bookimed.com/heart-surgery/programme-nyu-hcm/"}],"tables":[[]]},{"id":"benefit-balance","title":"Benefits and trade-offs","text":"Benefits and trade-offs Potential advantages One comparison brings together the method, named team, care setting, price basis and clinical evidence for each HCM programme. Sources: AHA/ACC HCM guidance (2024) Trade-offs and limits The studies cover different operations, patients and follow-up periods. They cannot establish which programme will produce a better result for the same person. Sources: MESM: 100-patient observational study · Echocardiography before and after resect-plicate-release surgical myectomy for obstructive hypertrophic cardiomyopathy.","links":[{"label":"AHA/ACC HCM guidance (2024)","url":"https://www.acc.org/Latest-in-Cardiology/ten-points-to-remember/2024/05/06/15/12/2024-hypertrophic-cardiomyopathy-gl"},{"label":"MESM: 100-patient observational study","url":"https://pubmed.ncbi.nlm.nih.gov/41109584/"},{"label":"Echocardiography before and after resect-plicate-release surgical myectomy for obstructive hypertrophic cardiomyopathy.","url":"https://pubmed.ncbi.nlm.nih.gov/26272699/"}]},{"id":"how-to-compare","title":"What the comparison includes","text":"What the comparison includes Clinical fit connects the proposed operation to the diagnosis and anatomy. A small incision, robotic instrument and beating-heart operation describe different aspects of surgery. Each programme links its named specialists and hospital. Clinical results retain the study population and follow-up period. Prices distinguish an advertised medical package, an indicative price range and a personalised estimate; hotel and travel inclusions differ. Patient reviews describe their actual setting and procedure. Coordination-service reviews remain separate from surgical results. Compare surgeon expertise ↗ Costs & quotes ↗ Recovery ↗","links":[{"label":"Compare surgeon expertise ↗","url":"https://hub.bookimed.com/heart-surgery/septal-myectomy-surgeon-comparison/"},{"label":"Costs & quotes ↗","url":"https://hub.bookimed.com/heart-surgery/cost/"},{"label":"Recovery ↗","url":"https://hub.bookimed.com/heart-surgery/recovery/"}]}],"introduction":"Heart surgery guide / HCM programmes HCM programmes · Decision guide HCM surgery programmes: compare surgeons, methods and costs Compare the complete decision: the operation, the specialist, the hospital, the care around it and the price. Research by Yevhenii Kozlov · Co-Founder of Bookimed Updated 8 October 2026 Sources linked throughout At a glance Choose a programme for your diagnosis, then compare what each team offers. Published prices keep their date and scope; programmes without a public price are available for an individual estimate. Three HCM programmes Cui in Hangzhou, Smedira at Cleveland Clinic and the NYU team offer different approaches to septal obstruction and the mitral apparatus. Sources: MESM: 100-patient observational study · HCM Center appointment and care pathway · NYU HCM programme $25,000–40,000 in Hangzhou The Cui programme has an estimated price range; Cleveland and NYU provide individual quotations. Anatomy before incision Septal muscle, mitral leaflets and papillary muscles can contribute to obstruction; their treatment needs differ. Sources: AHA/ACC HCM guidance (2024)","related_documents":[{"id":"heart-surgery","title":"Heart surgery abroad: treatments, clinics and costs","kind":"home","url":"https://hub.bookimed.com/heart-surgery/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/heart-surgery.json"},{"id":"clinics","title":"Heart surgery clinics: compare techniques and specialist teams","kind":"directory","url":"https://hub.bookimed.com/heart-surgery/clinics/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/clinics.json"},{"id":"surgeons","title":"Find cardiac surgeons and heart specialists by procedure","kind":"surgeons","url":"https://hub.bookimed.com/heart-surgery/surgeons/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/surgeons.json"},{"id":"cost","title":"Heart surgery costs: valve surgery and CABG quotes","kind":"guide","url":"https://hub.bookimed.com/heart-surgery/cost/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/cost.json"},{"id":"recovery","title":"Recovery after heart surgery: hospital, home and travel","kind":"guide","url":"https://hub.bookimed.com/heart-surgery/recovery/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/recovery.json"},{"id":"conditions","title":"Heart conditions: find your diagnosis and treatment guide","kind":"guide","url":"https://hub.bookimed.com/heart-surgery/conditions/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/conditions.json"},{"id":"septal-myectomy-surgeon-comparison","title":"HCM and septal myectomy surgeon rankings: experience, methods and results","kind":"evidence-directory","url":"https://hub.bookimed.com/heart-surgery/septal-myectomy-surgeon-comparison/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/septal-myectomy-surgeon-comparison.json"},{"id":"programme-cui-hcm","title":"HCM surgery with Yong Cui: breastbone-sparing, $25,000–40,000","kind":"treatment-programme","url":"https://hub.bookimed.com/heart-surgery/programme-cui-hcm/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/programme-cui-hcm.json"},{"id":"programme-cleveland-hcm","title":"Nicholas Smedira at Cleveland Clinic: HCM myectomy, care and cost","kind":"treatment-programme","url":"https://hub.bookimed.com/heart-surgery/programme-cleveland-hcm/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/programme-cleveland-hcm.json"},{"id":"programme-nyu-hcm","title":"NYU HCM surgery: mitral-preserving and robotic myectomy programmes","kind":"treatment-programme","url":"https://hub.bookimed.com/heart-surgery/programme-nyu-hcm/","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/programme-nyu-hcm.json"}],"ranking":{"engine_version":"reported-volume-v1","facts_digest":"b2057ed11422aaf9ecbef7849da5e5c2be583ed36f70e64a8a183767f7154fef","calculated_at":"2026-10-08","facts":[{"id":"cleveland-2024-myectomy","provider_id":"nicholas-smedira","family":"hcm","subject_scope":"programme","measurement":"annual","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":201,"relation":"exact","display":"201","unit":"Septal myectomy with or without other procedures for HOCM","period_label":"Calendar year 2024","reported_as_of":"2024-12-31","method":"Programme total across septal approaches, including operations with associated procedures.","period_start":"2024-01-01","period_end":"2024-12-31","year":2024,"source":{"url":"https://consultqd.clevelandclinic.org/outcome-snapshots-thoracic-surgery-lung-transplant-more","title":"Cleveland Clinic 2024 HOCM data highlights","publisher":"Institution / clinical programme","published":"2025-08-27"},"checked_at":"2026-10-08"},{"id":"rastegar-career","provider_id":"tufts-hcm","family":"hcm","subject_scope":"surgeon_operator","measurement":"cumulative","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":1000,"relation":"more_than","display":"1,000+","unit":"Septal myectomies across career","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"Career experience reported by BIDMC in 2023; the linked Tufts study describes an earlier programme.","source":{"url":"https://bidmc.org/news-stories/all-news-stories/stories/2023/02/surgery-restores-heart-of-hcm-patient","title":"BIDMC: Rastegar lifetime surgical experience","publisher":"Institution / clinical programme","published":"2023-02-20"},"checked_at":"2026-10-08"},{"id":"ferrazzi-career","provider_id":"paolo-ferrazzi","family":"hcm","subject_scope":"surgeon_operator","measurement":"cumulative","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":400,"relation":"more_than","display":"400+","unit":"HCM myectomies","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"Personal myectomy experience in a June 2022 hospital brochure; includes expertise in mitral secondary-chordal work.","source":{"url":"https://www.policlinicodimonza.it/wp-content/uploads/Brochure-Cardiomiopatia_29giugno-2022.pdf","title":"Policlinico di Monza HCM brochure","publisher":"Institution / clinical programme","published":null,"edition_date":"2022-06-29"},"checked_at":"2026-10-08"},{"id":"swistel-career","provider_id":"daniel-swistel","family":"hcm","subject_scope":"surgeon_operator","measurement":"cumulative","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":700,"relation":"more_than","display":"700+","unit":"Septal myectomies","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"Personal experience with septal myectomy; associated mitral leaflet and papillary-muscle anatomy may also be treated.","source":{"url":"https://nyulangone.org/news/she-thought-she-was-out-shape-real-culprit-potentially-deadly-heart-condition","title":"NYU Langone: Daniel Swistel surgical experience","publisher":"Institution / clinical programme","published":null},"checked_at":"2026-10-08"},{"id":"nyu-programme-cumulative","provider_id":"daniel-swistel","family":"hcm","subject_scope":"programme","measurement":"cumulative","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":600,"relation":"more_than","display":"600+","unit":"Septal myectomy","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"NYU programme total; distinct from any one surgeon’s career experience.","source":{"url":"https://nyulangone.org/care-services/hypertrophic-cardiomyopathy-program","title":"NYU HCM programme","publisher":"Institution / clinical programme","published":null},"checked_at":"2026-10-08"},{"id":"mayo-period-myectomy","provider_id":"joseph-dearani","family":"hcm","subject_scope":"programme","measurement":"period_volume","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":203,"relation":"exact","display":"203","unit":"HCM myectomy surgeries","period_label":"2024-06–2025-06","reported_as_of":"2025-06","method":"Mayo Rochester adult and paediatric programme; the report uses June 2024–June 2025, not a calendar year.","period_start":"2024-06","period_end":"2025-06","source":{"url":"https://medprofvideos.mayoclinic.org/2025-cardiovascular-surgery-annual-report","title":"Mayo 2025 Cardiovascular Surgery Annual Report","publisher":"Institution / clinical programme","published":null},"checked_at":"2026-10-08"},{"id":"mayo-cumulative-myectomy","provider_id":"joseph-dearani","family":"hcm","subject_scope":"programme","measurement":"cumulative","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":5000,"relation":"approximately","display":"Nearly 5,000","unit":"HCM myectomies","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"Nearly 5,000 programme myectomies since the programme began in 1961. The approximate total is shown without assigning a numbered place.","period_start":"1961","source":{"url":"https://medprofvideos.mayoclinic.org/2025-cardiovascular-surgery-annual-report","title":"Mayo 2025 Cardiovascular Surgery Annual Report","publisher":"Institution / clinical programme","published":null},"checked_at":"2026-10-08"},{"id":"mayo-cumulative-apical","provider_id":"joseph-dearani","family":"hcm","subject_scope":"programme","measurement":"cumulative","procedure":"apical_myectomy_subset","inclusion_scope":"isolated-and-combined","value":500,"relation":"approximately","display":"About 500","unit":"Apical myectomies","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"Apical myectomies are part of the broader Mayo programme total, not an additional count.","source":{"url":"https://medprofvideos.mayoclinic.org/2025-cardiovascular-surgery-annual-report","title":"Mayo 2025 Cardiovascular Surgery Annual Report","publisher":"Institution / clinical programme","published":null},"checked_at":"2026-10-08"},{"id":"cui-cumulative-hcm","provider_id":"yong-cui","family":"hcm","subject_scope":"programme","measurement":"cumulative","procedure":"septal_myectomy","inclusion_scope":"isolated-and-combined","value":1000,"relation":"at_least","display":"1,000+","unit":"HCM myectomies","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"HCM myectomy programme using an underarm route that preserves the breastbone.","source":{"url":"https://mesmsurgery.com/","title":"MESM programme / Yong Cui","publisher":"Institution / clinical programme","published":null},"checked_at":"2026-10-08"},{"id":"cui-cumulative-mics","provider_id":"yong-cui","family":"hcm","subject_scope":"programme","measurement":"cumulative","procedure":"all_cardiac_mics","inclusion_scope":"isolated-and-combined","value":5000,"relation":"at_least","display":"5,000+","unit":"Minimally invasive cardiac operations across conditions","period_label":"Cumulative; counting cutoff not stated","reported_as_of":null,"method":"Minimally invasive heart operations across conditions since 2018; this is broader than HCM.","period_start":"2018","source":{"url":"https://dryongcuiheartsurgery.com/","title":"Yong Cui practice overview","publisher":"Institution / clinical programme","published":null},"checked_at":"2026-10-08"},{"id":"wei-technique-network","provider_id":"xiang-wei","family":"hcm","subject_scope":"multicentre","measurement":"cumulative","procedure":"transapical_beating_heart_subset","inclusion_scope":"isolated-and-combined","value":1000,"relation":"more_than","display":"1,000+","unit":"TA-BSM for HCM","period_label":"Cumulative; counting cutoff not stated","reported_as_of":"2024-12-23","method":"Adoption across 15 hospitals; this count describes the technique’s network, not Xiang Wei’s personal or Tongji-only volume.","period_start":"2022-04","source":{"url":"https://news.hust.edu.cn/info/1002/54288.htm","title":"HUST academic advances: Xiang Wei TA-BSM programme","publisher":"Institution / clinical programme","published":"2024-12-23"},"checked_at":"2026-10-08"},{"id":"hcm-yong-cui-programme-annual-2024-over250","provider_id":"yong-cui","family":"hcm","subject_scope":"programme","measurement":"annual","procedure":"septal_myectomy","value":250,"relation":"more_than","display":"250+","period_label":"Calendar year 2024","reported_as_of":"2024-12-31","year":2024,"period_start":"2024-01-01","period_end":"2024-12-31","method":"Right infra-axillary modified-Morrow myectomies. This technique-specific count is a minimum for the programme’s total myectomy activity; other approaches are not included.","programme_id":"zhejiang","excluded_from_surgeon_operator_ranking":true,"source":{"title":"心有“勇”术｜崔勇：寻道创新，微步致远","publisher":"严道医声网","published":"2025-01-31","url":"https://www.drvoice.cn/article/16542"},"checked_at":"2026-10-08","inclusion_scope":"isolated-and-combined","research_executor":"installed local Hermes AIAgent"},{"id":"hcm-nicholas-smedira-participation-over2000","provider_id":"nicholas-smedira","family":"hcm","subject_scope":"surgeon_participation","measurement":"cumulative","procedure":"septal_myectomy","value":2000,"relation":"more_than","display":"2,000+","period_label":"Cumulative participation; myectomy-specific start and cutoff not stated","reported_as_of":null,"method":"The institutional profile attributes participation in septal myectomies to Smedira; it does not allocate all cases to him as sole operator.","programme_id":"cleveland","excluded_from_surgeon_operator_ranking":true,"source":{"title":"Dr. Nicholas Smedira, MD - Cleveland, OH - Cardiac Surgery - Request Appointment","publisher":"Cleveland Clinic","published":null,"url":"https://providers.clevelandclinic.org/provider/nicholas-smedira/4268212"},"checked_at":"2026-10-08","inclusion_scope":"isolated-and-combined","research_executor":"installed local Hermes AIAgent"},{"id":"hcm-nicholas-smedira-programme-period-over3500","provider_id":"nicholas-smedira","family":"hcm","subject_scope":"programme","measurement":"period_volume","procedure":"septal_myectomy","value":3500,"relation":"more_than","display":"3,500+","period_label":"2002–2021; exact boundary dates not specified","reported_as_of":null,"method":"Cleveland programme experience across 2002–2021, described by Milind Desai in an official clinical discussion. It is separate from Smedira’s personal participation count.","programme_id":"cleveland","excluded_from_surgeon_operator_ranking":true,"source":{"title":"Surgical Myectomy for Hypertrophic Cardiomyopathy","publisher":"Cleveland Clinic, Cardiac Consult","published":null,"url":"https://my.clevelandclinic.org/podcasts/cardiac-consult/surgical-myectomy-for-hypertrophic-cardiomyopathy"},"checked_at":"2026-10-08","inclusion_scope":"isolated-and-combined","period_start":"2002","period_end":"2021","research_executor":"installed local Hermes AIAgent"}],"views":[{"id":"hcm-programme-annual-septal-myectomy-isolated-and-combined-2024","family":"hcm","scope":"programme","measurement":"annual","procedure":"septal_myectomy","year":2024,"title":"Programme operations · 2024 · septal myectomies","ranked":true,"count":2,"rows":[{"provider_id":"yong-cui","fact_id":"hcm-yong-cui-programme-annual-2024-over250","position":1,"position_min":1,"position_max":1,"value":250,"display":"250+","period":"Calendar year 2024","scope":"programme","procedure":"septal_myectomy","method":"Right infra-axillary modified-Morrow myectomies. 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Dearani","clinic_id":"mayo-rochester","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/doctor-joseph-dearani.json"},{"id":"xiang-wei","name":"Xiang Wei","clinic_id":"tongji-wuhan","json_url":"https://hub.bookimed.com/wp-content/uploads/heart-surgery-hub-20261007/pages/doctor-xiang-wei.json"}],"excluded":[{"fact_id":"rastegar-career","reason":"historical count; retained in profile"},{"fact_id":"ferrazzi-career","reason":"historical count; retained in profile"},{"fact_id":"mayo-period-myectomy","reason":"study or non-calendar period"},{"fact_id":"mayo-cumulative-myectomy","reason":"approximate count"},{"fact_id":"mayo-cumulative-apical","reason":"broader or different procedure"},{"fact_id":"cui-cumulative-mics","reason":"broader or different procedure"},{"fact_id":"wei-technique-network","reason":"multiple centres"},{"fact_id":"hcm-nicholas-smedira-programme-period-over3500","reason":"study or non-calendar period"}],"default_views":{"hcm":"hcm-programme-annual-septal-myectomy-isolated-and-combined-2024"},"coverage":[{"provider_id":"yong-cui","family":"hcm","gaps":["No independently allocated surgeon-only cumulative count.","No current daily operating tally.","Undated practice sites differ in labelling 1,000+ as HCM myectomies versus MESM."],"source_ids":["rank-cui148","rank-cui100","cui-2024-volume"],"unresolved_source_ids":["cui-mesm","cui-practice"]},{"provider_id":"nicholas-smedira","family":"hcm","gaps":["Official personal claim uses participated; no sole-operator current cumulative tally.","2024 annual count belongs to programme."],"source_ids":["rank-cleveland1559"],"unresolved_source_ids":["smedira-official","cleveland-2024"]},{"provider_id":"paolo-ferrazzi","family":"hcm","gaps":["Career threshold is published in 2022 brochure, not updated 2026 annual activity.","Exact accrual years unavailable in 2026 abstract."],"source_ids":["depth-ferrazzi-2026"],"unresolved_source_ids":["ferrazzi-brochure"]},{"provider_id":"daniel-swistel","family":"hcm","gaps":["No calendar-year procedure count located.","Personal count article has no displayed publication or cutoff date."],"source_ids":["depth-rpr77"],"unresolved_source_ids":["swistel700","nyu-programme"]},{"provider_id":"joseph-dearani","family":"hcm","gaps":["No personal myectomy count in inspected official biography.","Mayo 203 is June 2024–June 2025, not calendar annual.","Nearly 5,000/close to 500 are approximate programme counts."],"source_ids":["depth-mayo-apical"],"unresolved_source_ids":["mayo2025"]},{"provider_id":"xiang-wei","family":"hcm","gaps":["No primary source allocating cumulative or calendar-annual HCM activity to Tongji alone or Wei personally.",">1000 institutional announcement describes adoption across 15 hospitals.","2026 press claims of 1500 vary between team and 18 centres, excluded from ranking."],"source_ids":["rank-tongji418"],"unresolved_source_ids":["wei-hust"]}]},"sources":{"C10":{"id":"C10","title":"2024 AHA/ACC/Multisociety Hypertrophic Cardiomyopathy Guideline: Key Points","url":"https://www.acc.org/Latest-in-Cardiology/ten-points-to-remember/2024/05/06/15/12/2024-hypertrophic-cardiomyopathy-gl","publisher":"American College of Cardiology","published":"2024-05-08","read_at":"2026-10-07","source_type":"Professional society guideline summary"},"cui-personal":{"id":"cui-personal","title":"Dr. Yong Cui — No-Visible-Scar Minimally Invasive Cardiac Surgery","url":"https://dryongcuiheartsurgery.com/","read_at":"2026-10-08","source_type":"surgeon_personal_site"},"rank-cui148":{"id":"rank-cui148","title":"An innovative minimally invasive approach for HOCM: transaortic septal myectomy via right infra-axillary incision","url":"https://pmc.ncbi.nlm.nih.gov/articles/PMC11632347/","read_at":"2026-10-07","source_kind":"primary_study","body_access":"full_text_XML_read","support_location":"Methods; 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