Harish Anandha Narayanan, M.D.

NPI 1023421666ActiveIndividual· Radiology, Vascular & Interventional Radiology· Walnut Creek, CA

Radiology, Vascular & Interventional Radiology (M.D.) in Walnut Creek, California, trained at University of Arizona College of Medicine (class of 2014). Mostly services rather than prescriptions: Medicare paid $4,947 for 31 patients in 2024, with only 13 Part D claims. Boston Scientific Corporation was the largest of 3 companies reporting payments in 2025, $222.15 in all, mostly food and beverage.

Overview

NPI	1023421666
Status	Active
Entity type	Individual
Credential	M.D.
Sole proprietor	Yes
NPI issued	Jun 10, 2014
Last updated in NPPES	Oct 16, 2023
Certified by provider	Oct 16, 2023

Specialties and licenses

Taxonomy	Code	License	State
Radiology, Vascular & Interventional Radiology Primary	2085R0204X	A190253	CA

About license numbers in NPPES

Exclusion screening

List	Result	Details
HHS-OIG LEIE · Oct 9, 2026	No match	Checked by NPI and by name + state
North Carolina Medicaid · Nov 10, 2026	No match	—
New York OMIG · Nov 10, 2026	No match	—
Ohio Medicaid · Nov 10, 2026	No match	—
Pennsylvania Medicheck · Nov 10, 2026	No match	—
Washington HCA · Nov 10, 2026	No match	—

Official OIG search · How matching works ·Bulk check a roster

Medicare

Enrollment (PECOS)	Enrolled Practitioner - Diagnostic Radiology (AZ); Practitioner - Diagnostic Radiology (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	31
Services billed	44 across 28 procedure codes
Paid by Medicare	$4,947

Part D prescriptions in 2024

Prescriptions (claims)	13 · 15 30-day fills
Total drug cost	$128.81
Generic share	100% of claims

Medicare sources and data years

Education and affiliations

Medical school	University of Arizona College of Medicine
Graduation year	2014
Medicare specialty	Diagnostic Radiology
Secondary specialties	Interventional Radiology