Stewart Robbins, MD

NPI 1841367588ActiveIndividual· Internal Medicine, Gastroenterology· Great Neck, NY

Internal Medicine, Gastroenterology (MD) in Great Neck, New York, trained at State University of New York Downstate Medical Center (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $287,803 for 2,061 claims, against $176,108 paid for services in 2024. Pfizer Inc. was the largest of 5 companies reporting payments in 2024, $181.31 in all, mostly food and beverage.

Overview

NPI	1841367588
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Nov 29, 2006
Last updated in NPPES	May 3, 2010

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Gastroenterology Primary	207RG0100X	139437	NY
Internal Medicine	207R00000X	139437	NY

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Nov 10, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026	No match	—
New York OMIG · Nov 11, 2026	No match	—
Ohio Medicaid · Nov 11, 2026	No match	—
Pennsylvania Medicheck · Nov 11, 2026	No match	—
Washington HCA · Nov 11, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Gastroenterology (NY)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	486
Services billed	1,896 across 31 procedure codes
Paid by Medicare	$176,108

Part D prescriptions in 2024

Prescriptions (claims)	2,061 · 4,411 30-day fills
Patients	456
Total drug cost	$287,803
Generic share	87% of claims

Medicare sources and data years

Education and affiliations

Medical school	State University of New York Downstate Medical Center
Graduation year	1978
Medicare specialty	Gastroenterology
Secondary specialties	Internal Medicine