Thomas G. Quinn, M.D.

NPI 1851407258ActiveIndividual· Internal Medicine, Cardiovascular Disease· Oakland, CA

Internal Medicine, Cardiovascular Disease (M.D.) in Oakland, California, trained at University of California, Davis School of Medicine (class of 1986). Their prescriptions cost Medicare Part D more than their services did: $671,673 for 2,704 claims, against $251,022 paid for services in 2024. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $151.79 in all, mostly food and beverage.

Overview

NPI	1851407258
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Aug 21, 2006
Last updated in NPPES	Sep 30, 2019

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Cardiovascular Disease Primary	207RC0000X	G61563	CA

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 - Cardiovascular Disease (Cardiology) (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	985
Services billed	2,660 across 60 procedure codes
Paid by Medicare	$251,022

Part D prescriptions in 2024

Prescriptions (claims)	2,704 · 5,822 30-day fills
Patients	397
Total drug cost	$671,673
Generic share	74% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of California, Davis School of Medicine
Graduation year	1986
Medicare specialty	Cardiovascular Disease (Cardiology)
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth