Kathryn Beth Baker, DO

NPI 1245327295ActiveIndividual· Internal Medicine, Rheumatology· Portland, OR

Internal Medicine, Rheumatology (DO) in Portland, Oregon, trained at Des Moines University of Osteopathic Medicine and Health Sciences (class of 1998). Their prescriptions cost Medicare Part D more than their services did: $2,137,640 for 2,729 claims, against $1,173,994 paid for services in 2024. Amgen Inc. reported $13.56 in payments in 2025, mostly food and beverage.

Overview

NPI	1245327295
Status	Active
Entity type	Individual
Credential	DO
Sole proprietor	No
NPI issued	Oct 9, 2006
Last updated in NPPES	Feb 10, 2021
Certified by provider	Feb 10, 2021

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Rheumatology Primary	207RR0500X	DO24473	OR

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 4, 2026	No match	—
New York OMIG · Nov 4, 2026	No match	—
Ohio Medicaid · Nov 4, 2026	No match	—
Pennsylvania Medicheck · Nov 4, 2026	No match	—
Washington HCA · Nov 4, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Rheumatology (OR)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	470
Services billed	73,583 across 44 procedure codes
Paid by Medicare	$1,173,994

Part D prescriptions in 2024

Prescriptions (claims)	2,729 · 5,351 30-day fills
Patients	447
Total drug cost	$2,137,640
Generic share	87% of claims

Medicare sources and data years

Education and affiliations

Medical school	Des Moines University of Osteopathic Medicine and Health Sciences
Graduation year	1998
Medicare specialty	Rheumatology
Telehealth	Offers telehealth