Michael Anthony Niaki, M.D.

NPI 1457512360ActiveIndividual· Internal Medicine· San Leandro, CA

Internal Medicine (M.D.) in San Leandro, California, trained at Rush Medical College of Rush University (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $216,652 for 2,852 claims, against $91,653 paid for services in 2024. Novo Nordisk Inc reported $14.37 in payments in 2024, mostly food and beverage.

Overview

NPI	1457512360
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	No
NPI issued	Jun 23, 2008
Last updated in NPPES	May 19, 2020
Certified by provider	May 19, 2020

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine Primary	207R00000X	A120291	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	20
Services billed	794 across 8 procedure codes
Paid by Medicare	$91,653

Part D prescriptions in 2024

Prescriptions (claims)	2,852 · 2,865 30-day fills
Patients	93
Total drug cost	$216,652
Generic share	82% of claims

Medicare sources and data years

Education and affiliations

Medical school	Rush Medical College of Rush University
Graduation year	2008
Medicare specialty	Internal Medicine
Secondary specialties	Medical Genetics And Genomics