Ian Andrew Downs, MD

NPI 1790216406ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Santa Monica, CA

Internal Medicine, Endocrinology, Diabetes & Metabolism (MD) in Santa Monica, California, trained at Albert Einstein College of Medicine of Yeshiva University (class of 2017). Their prescriptions cost Medicare Part D more than their services did: $635,345 for 1,425 claims, against $131,787 paid for services in 2024. Mannkind Corporation reported $42.50 in payments in 2024, mostly gifts.

Overview

NPI	1790216406
Status	Active
Entity type	Individual
Credential	MD
Sole proprietor	No
NPI issued	Mar 23, 2017
Last updated in NPPES	Aug 7, 2023
Certified by provider	Aug 7, 2023

Specialties and licenses

Taxonomy	Code	License	State
Internal Medicine, Endocrinology, Diabetes & Metabolism Primary	207RE0101X	A171659	CA
Internal Medicine	207R00000X	282217	MA

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 - Endocrinology (CA)
Accepts assignment	Yes (participating)

Medicare services in 2024

Medicare patients	295
Services billed	6,229 across 33 procedure codes
Paid by Medicare	$131,787

Part D prescriptions in 2024

Prescriptions (claims)	1,425 · 3,195 30-day fills
Patients	276
Total drug cost	$635,345
Generic share	47% of claims

Medicare sources and data years

Education and affiliations

Medical school	Albert Einstein College of Medicine of Yeshiva University
Graduation year	2017
Medicare specialty	Endocrinology
Secondary specialties	Internal Medicine
Telehealth	Offers telehealth