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Irvine Medical Group

NPI 1891818019ActiveOrganization· Internal Medicine, Endocrinology, Diabetes & Metabolism· Irvine, CA

Internal Medicine, Endocrinology, Diabetes & Metabolism in Irvine, California, registered in NPPES in April 2007. The authorized official on file is Marshall Grossman, Owner.

Overview

NPI1891818019
StatusActive
Entity typeOrganization
NPI issuedApr 10, 2007
Last updated in NPPESJun 27, 2014

Specialties and licenses

About license numbers in NPPES

Exclusion screening

ListResultDetails
HHS-OIG LEIE · Nov 10, 2026No matchChecked by NPI and by name + state
North Carolina Medicaid · Nov 11, 2026No match—
New York OMIG · Nov 11, 2026No match—
Ohio Medicaid · Nov 11, 2026No match—
Pennsylvania Medicheck · Nov 11, 2026No match—
Washington HCA · Nov 11, 2026No match—

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

Medicare

Enrollment (PECOS)Not in the public enrollment file of Oct 1, 2026

Medicare sources and data years

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