Harvey Hamilton Allen Jr., MD

NPI 1154381838ActiveIndividual· Internal Medicine, Gastroenterology· Utica, NY

Internal Medicine, Gastroenterology (MD) in Utica, New York, trained at Wake Forest University School of Medicine (class of 1988). Their prescriptions cost Medicare Part D more than their services did: $1,092,561 for 1,977 claims, against $109,095 paid for services in 2024. Abbvie Inc. was the largest of 22 companies reporting payments in 2025, $3,546 in all, mostly food and beverage.

Overview

NPI	1154381838
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Mar 25, 2006
Last updated in NPPES	Jun 25, 2020
Certified by provider	Jun 25, 2020

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Gastroenterology Primary	207RG0100X	291947	NY
Specialist	174400000X	36488	NC
Internal Medicine, Gastroenterology	207RG0100X	36488	NC

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 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	665
Services billed	3,083 across 45 procedure codes
Paid by Medicare	$109,095

Part D prescriptions in 2024

Prescriptions (claims)	1,977 · 3,924 30-day fills
Patients	580
Total drug cost	$1,092,561
Generic share	80% of claims

Medicare sources and data years

Education and affiliations

Medical school	Wake Forest University School of Medicine
Graduation year	1988
Medicare specialty	Gastroenterology
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth