Surgeon profile

Clark Antonson, MD

Gastroenterology · Lincoln, NE 68503NPI 1831182757

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

Contactverified live in NPPES · Jul 8, 2026

Active NPI4545 R ST, LINCOLN, NE 68503☎ 402-465-4545

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Operates atCMS affiliations, refreshed monthly

BRYAN MEDICAL CENTER · LINCOLN, NETHE NEBRASKA MEDICAL CENTER · OMAHA, NEJEFFERSON COMMUNITY HEALTH & LIFE · FAIRBURY, NECHI HEALTH ST. ELIZABETH · LINCOLN, NEBEATRICE COMMUNITY HOSPITAL & HEALTH CENTER, INC · BEATRICE, NE

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Tracked procedure volumes

Latest federal claims release with year-over-year momentum. Eight device-heavy specialties tracked — more coming.

320 Medicare cases/yr

319 patients

3 procedures

Procedure	Cases	Trend	Patients
Colonoscopy with Polypectomy (Snare) CPT 45385	231	▼ -8%	231
Upper GI Endoscopy (EGD) with Biopsy CPT 43239	59	▼ -23%	58
Colonoscopy with Biopsy CPT 45380	30	▼ -19%	30

Industry relationships

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

$585 total received, 2025

18 payments

11 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…