Wendy O. Buffett, MD

NPI 1154373165ActiveIndividual· Family Medicine· Berkeley, CA

Family Medicine (MD) in Berkeley, California, trained at Boston University School of Medicine (class of 1993). Their prescriptions cost Medicare Part D more than their services did: $2,089 for 38 claims, against $1,267 paid for services in 2024.

Overview

NPI	1154373165
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	May 17, 2006
Last updated in NPPES	Mar 17, 2025
Certified by provider	Mar 17, 2025

Specialties and licenses

Taxonomy	Code	License	State
Family Medicine Primary	207Q00000X	G80799	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	12
Services billed	15 across 4 procedure codes
Paid by Medicare	$1,267

Part D prescriptions in 2024

Prescriptions (claims)	38 · 66 30-day fills
Patients	17
Total drug cost	$2,089
Generic share	84% of claims

Medicare sources and data years

Education and affiliations

Medical school	Boston University School of Medicine
Graduation year	1993
Medicare specialty	Family Practice
Telehealth	Offers telehealth

Medical group

One Medical Group IncSan Jose, CA · 331 clinicians

Source: CMS Care Compare

Industry payments (Open Payments)

None reported for 2025 or 2024.

Receiving payments does not imply wrongdoing. What Open Payments covers ·original records

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All Family Medicine providers in California →