Individual provider · Type 1 NPI

Harold Portnoy, MD

Specialist · Southfield, MI

NPI number 1699762310 Active

Practice location

29275 Northwestern Hwy, Ste 100
Southfield, MI 48034-1044

Call (248) 784-3708 Map

Fax (248) 784-3743

Specialties and licenses

TaxonomyCodeLicense
Specialist Primary 174400000X4301022482 (MI)

Specialist: An individual educated and trained in an applied knowledge discipline used in the performance of work at a level requiring knowledge and skills beyond or apart from that provided by a general education or liberal arts degree.

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About NPI 1699762310

Harold Portnoy, MD's National Provider Identifier is 1699762310, issued on Sep 29, 2005. The primary taxonomy on file is Specialist (174400000X), and the practice location is in Southfield, MI. The record was last updated on Jul 13, 2026.