Surgeon profile

William Chung, M.D.

Interventional Cardiology · Roslyn, NY 11576NPI 1578579504

Database refreshed July 2026Live NPPES registry· Industry payments CY2025ⓘ sources

Contactverified live in NPPES · Jul 6, 2026

Active NPI100 PORT WASHINGTON BLVD, ROSLYN, NY 11576☎ 516-390-9640

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Operates atCMS affiliations, refreshed monthly

ST FRANCIS HOSPITAL - THE HEART CENTER · ROSLYN, NYGOOD SAMARITAN HOSPITAL MEDICAL CENTER · WEST ISLIP, NYST CATHERINE OF SIENA HOSPITAL · SMITHTOWN, NY

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Tracked procedure volumes

Latest federal claims release with year-over-year momentum. Orthopedics & cardiology tracked — more specialties coming.

197 Medicare cases/yr

194 patients

4 procedures

Procedure	Cases	Trend	Patients
TAVR — Transfemoral CPT 33361	86	▼ -14%	85
Transcatheter Mitral Repair (Clip) CPT 33418	54	▲ +8%	54
Diagnostic Cardiac Cath (Left Heart) CPT 93458	29	▼ -33%	29
Coronary Stent Placement CPT 92928	28	▲ +22%	26

Industry relationships

CMS Open Payments, CY2025 general payments (published June 2026) — who already pays this surgeon.

$5,163 total received, 2025

78 payments

10 manufacturer relationships on file

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Relationship trajectory, 2019–2025

7-year payment trajectory (who's warming up, who's cooling off on this surgeon) is a paid feature. Unlock

Pulling CY2025 industry payments + 7-year history…