Albert Roy Katz, M.D.

NPI 1699737932ActiveIndividual· Internal Medicine, Rheumatology· Tarzana, CA

Internal Medicine, Rheumatology (M.D.) in Tarzana, California, trained at State University of New York Downstate Medical Center (class of 1978). Their prescriptions cost Medicare Part D more than their services did: $1,088,960 for 2,225 claims, against $96,222 paid for services in 2024. Amgen Inc. was the largest of 11 companies reporting payments in 2025, $2,472 in all, mostly food and beverage.

Overview

NPI	1699737932
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	Yes
NPI issued	Apr 3, 2006
Last updated in NPPES	Jul 2, 2024

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Rheumatology Primary	207RR0500X	G51433	CA
Pediatrics, Pediatric Rheumatology	2080P0216X	G51433	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 - Rheumatology (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	196
Services billed	916 across 13 procedure codes
Paid by Medicare	$96,222

Part D prescriptions in 2024

Prescriptions (claims)	2,225 · 4,717 30-day fills
Patients	229
Total drug cost	$1,088,960
Generic share	86% of claims

Medicare sources and data years

Education and affiliations

Medical school	State University of New York Downstate Medical Center
Graduation year	1978
Medicare specialty	Rheumatology
Secondary specialties	Internal Medicine