Sarom Pyun, M.D.

NPI 1104264472ActiveIndividual· Family Medicine· Diamond Bar, CA

Family Medicine (M.D.) in Diamond Bar, California, trained at University of California, Irvine, California College of Medicine (class of 2013). Their prescriptions cost Medicare Part D more than their services did: $109,155 for 1,792 claims, against $33,525 paid for services in 2024. Novo Nordisk Inc was the largest of 3 companies reporting payments in 2025, $106.09 in all, mostly food and beverage.

Overview

NPI	1104264472
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Jun 10, 2013
Last updated in NPPES	Nov 9, 2021
Certified by provider	Nov 9, 2021

Specialties and licenses

Taxonomy	Code	License	State
Family Medicine Primary	207Q00000X	A134211	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 - Family Practice (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	111
Services billed	517 across 54 procedure codes
Paid by Medicare	$33,525

Part D prescriptions in 2024

Prescriptions (claims)	1,792 · 4,589 30-day fills
Patients	207
Total drug cost	$109,155
Generic share	91% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of California, Irvine, California College of Medicine
Graduation year	2013
Medicare specialty	Family Practice
Secondary specialties	Pediatric Medicine
Telehealth	Offers telehealth