Michael Yim, MD

NPI 1295834042ActiveIndividual· Internal Medicine, Pulmonary Disease· San Francisco, CA

Internal Medicine, Pulmonary Disease (MD) in San Francisco, California, trained at University of Maryland School of Medicine (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $236,060 for 882 claims, against $4,746 paid for services in 2024. Inspire Medical Systems, Inc. reported $33.68 in payments in 2025, mostly food and beverage.

Overview

NPI	1295834042
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Sep 21, 2006
Last updated in NPPES	Dec 14, 2021

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Pulmonary Disease Primary	207RP1001X	A78336	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 - Critical Care (Intensivists) (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	28
Services billed	61 across 10 procedure codes
Paid by Medicare	$4,746

Part D prescriptions in 2024

Prescriptions (claims)	882 · 1,522 30-day fills
Patients	168
Total drug cost	$236,060
Generic share	70% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Maryland School of Medicine
Graduation year	2000
Medicare specialty	Critical Care (Intensivists)
Secondary specialties	Internal Medicine, Pulmonary Disease