Surgeon profile

Iheanyichukwu Aja-Onu, M.D.

Gastroenterology · Freeport, NY 11520NPI 1720077944

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

Contactverified live in NPPES · Jul 8, 2026

Active NPI3 N MAIN ST, FREEPORT, NY 11520☎ 516-623-5076

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Operates atCMS affiliations, refreshed monthly

MERCY MEDICAL CENTER · ROCKVILLE CENTRE, NYMOUNT SINAI SOUTH NASSAU · OCEANSIDE, NYST JOHN'S EPISCOPAL HOSPITAL AT SOUTH SHORE · FAR ROCKAWAY, NYLONG ISLAND JEWISH MEDICAL CENTER · NEW HYDE PARK, NY

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Tracked procedure volumes

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

277 Medicare cases/yr

273 patients

4 procedures

Procedure	Cases	Trend	Patients
Upper GI Endoscopy (EGD) with Biopsy CPT 43239	142	≈ flat	142
PEG Feeding Tube Placement CPT 43246	70	▲ +13%	66
Colonoscopy with Polypectomy (Snare) CPT 45385	46	▲ +5%	46
Colonoscopy with Biopsy CPT 45380	19	≈ flat	19

Industry relationships

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

$1,322 total received, 2025

47 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…