Surgeon profile

Stephen Williams, M.D., M.P.H.

Cardiology · Frederick, MD 21702NPI 1528131687

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

Contactverified live in NPPES · Jul 6, 2026

Active NPI180 THOMAS JOHNSON DR, FREDERICK, MD 21702☎ 301-631-6877

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Operates atCMS affiliations, refreshed monthly

MERITUS MEDICAL CENTER · HAGERSTOWN, MDUNIVERSITY OF MD CAPITAL REGION MEDICAL CENTER · UPPER MARLBORO, MDMEDSTAR WASHINGTON HOSPITAL CENTER · WASHINGTON, DC

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Tracked procedure volumes

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

176 Medicare cases/yr

166 patients

2 procedures

Procedure	Cases	Trend	Patients
Diagnostic Cardiac Cath (Left Heart) CPT 93458	124	▲ +13%	119
Coronary Stent Placement CPT 92928	52	▲ +41%	47

Industry relationships

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

$282 total received, 2025

6 payments

5 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…