Jennifer Keiser

NPI 1144684465ActiveIndividual· Internal Medicine· Tigard, OR

Internal Medicine in Tigard, Oregon, trained at University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb) (class of 2016). In 2024 Medicare paid $1,421,558 for 352 patients, and Part D covered 622 of their prescriptions, 84% of them generic. Astellas Pharma US Inc reported $17.54 in payments in 2025, mostly food and beverage.

Overview

NPI	1144684465
Status	Active
Entity type	Individual
Sole proprietor	Yes
NPI issued	Apr 12, 2016
Last updated in NPPES	Jul 17, 2023
Certified by provider	Jul 17, 2023

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	MD-46374	IA
Student in an Organized Health Care Education/Training Program	390200000X	—	—

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 - Hematology/Oncology (OR)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	352
Services billed	95,330 across 168 procedure codes
Paid by Medicare	$1,421,558

Part D prescriptions in 2024

Prescriptions (claims)	622 · 736 30-day fills
Patients	105
Total drug cost	$1,113,155
Generic share	84% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Illinois College of Med (Chi/Peor/Rock/Chm-Urb)
Graduation year	2016
Medicare specialty	Hematology/Oncology
Telehealth	Offers telehealth