Michael A. Bronstein, MD

NPI 1932270907ActiveIndividual· Internal Medicine, Critical Care Medicine· Los Angeles, CA

Internal Medicine, Critical Care Medicine (MD) in Los Angeles, California, trained at George Washington University School of Medicine (class of 1985). Their prescriptions cost Medicare Part D more than their services did: $53,536 for 345 claims, against $2,923 paid for services in 2024. Astrazeneca Pharmaceuticals LP reported $120.17 in payments in 2025, mostly food and beverage.

Overview

NPI	1932270907
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Nov 13, 2006
Last updated in NPPES	Nov 18, 2021

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Critical Care Medicine Primary	207RC0200X	G68645	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 - Internal Medicine (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	18
Services billed	32 across 10 procedure codes
Paid by Medicare	$2,923

Part D prescriptions in 2024

Prescriptions (claims)	345 · 505 30-day fills
Patients	83
Total drug cost	$53,536
Generic share	52% of claims

Medicare sources and data years

Education and affiliations

Medical school	George Washington University School of Medicine
Graduation year	1985
Medicare specialty	Internal Medicine
Secondary specialties	Critical Care (Intensivists)
Telehealth	Offers telehealth