Trisha A. Unger, M.D.

NPI 1790833408ActiveIndividual· Surgery· Renton, WA

Surgery (M.D.) in Renton, Washington, trained at University of Washington School of Medicine (class of 1996). Mostly services rather than prescriptions: Medicare paid $23,260 for 68 patients in 2024, with only 25 Part D claims. Intuitive Surgical, Inc. reported $2,000 in payments in 2025, mostly education.

Overview

NPI	1790833408
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Jan 8, 2007
Last updated in NPPES	Jul 21, 2022

Specialties and licenses

Taxonomy	Code	License	State
Surgery Primary	208600000X	MD00041505	WA

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 - General Surgery (WA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	68
Services billed	118 across 30 procedure codes
Paid by Medicare	$23,260

Part D prescriptions in 2024

Prescriptions (claims)	25 · 29 30-day fills
Patients	16
Total drug cost	$150.53
Generic share	96% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Washington School of Medicine
Graduation year	1996
Medicare specialty	General Surgery
Secondary specialties	Obstetrics/Gynecology