Brian Benjamin Anderson, D.O.

NPI 1598886954ActiveIndividual· Internal Medicine· Round Rock, TX

Internal Medicine (D.O.) in Round Rock, Texas, trained at University of North Texas Hsc, College of Osteopathic Med (class of 2015). In 2024 Medicare paid $100,226 for 581 patients, and Part D covered 1,611 of their prescriptions, 86% of them generic. Pfizer Inc. was the largest of 2 companies reporting payments in 2025, $141.45 in all, mostly food and beverage.

Overview

NPI	1598886954
Status	Active
Entity type	Individual
Credential	D.O.
Sole proprietor	No
NPI issued	Apr 3, 2007
Last updated in NPPES	Feb 16, 2022
Certified by provider	Feb 16, 2022

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	N5531	TX

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 - Internal Medicine (TX)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	581
Services billed	1,342 across 16 procedure codes
Paid by Medicare	$100,226

Part D prescriptions in 2024

Prescriptions (claims)	1,611 · 1,738 30-day fills
Patients	434
Total drug cost	$88,351
Generic share	86% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of North Texas Hsc, College of Osteopathic Med
Graduation year	2015
Medicare specialty	Internal Medicine
Secondary specialties	Hospitalist