Stephanie S. Cheung, MD

NPI 1417136219ActiveIndividual· Internal Medicine, Nephrology· Orange, CA

Internal Medicine, Nephrology (MD) in Orange, California, trained at University of California, Geffen School of Medicine (class of 2003). Part D covered 2,358 prescriptions written in 2024, 92% of them generic. Vantive US Healthcare LLC reported $153.52 in payments in 2025, mostly food and beverage.

Overview

NPI	1417136219
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	Yes
NPI issued	Oct 29, 2007
Last updated in NPPES	Oct 14, 2021
Certified by provider	Oct 14, 2021

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Nephrology Primary	207RN0300X	A90281	CA

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 - Internal Medicine (CA)

Part D prescriptions in 2024

Prescriptions (claims)	2,358 · 6,760 30-day fills
Patients	331
Total drug cost	$179,260
Generic share	92% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of California, Geffen School of Medicine
Graduation year	2003
Medicare specialty	Internal Medicine
Secondary specialties	Nephrology
Telehealth	Offers telehealth