Surgeon profile

Stephen Gannon, M.D.

Cardiology · Cambridge, MA 02138NPI 1881960037

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

Contactverified live in NPPES · Jul 7, 2026

Active NPI300 MOUNT AUBURN ST STE 310, CAMBRIDGE, MA 02138☎ 617-497-1560

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Operates atCMS affiliations, refreshed monthly

MOUNT AUBURN HOSPITAL · CAMBRIDGE, MACAMBRIDGE HEALTH ALLIANCE · CAMBRIDGE, MAWINCHESTER HOSPITAL · WINCHESTER, MAMETROWEST MEDICAL CENTER · FRAMINGHAM, MA

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Tracked procedure volumes

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

126 Medicare cases/yr

120 patients

2 procedures

Procedure	Cases	Trend	Patients
Diagnostic Cardiac Cath (Left Heart) CPT 93458	91	▼ -22%	89
Coronary Stent Placement CPT 92928	35	▼ -22%	31

Industry relationships

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

$540 total received, 2025

7 payments

4 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…