A medical license is required for a doctor to practice medicine in a particular state. Requirements vary by state but most require, at a minimum, post-graduate training in the doctor’s specific specialty. An NPI number is a national identifier unique to an individual health care provider and is managed by the Center for Medicare & Medicaid Services (CMS).
Learn more about Dr. Harold Portnoy:
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The overall average patient rating of Dr. Harold Portnoy is Excellent.
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Specialties & Research
Dr. Harold Portnoy, FACS, MD is board certified in Neurological Surgery.
- He has special expertise in 3 areas:
Education & Awards
Dr. Portnoy graduated from Wayne State University, Detroit. He has 1 awards.
Dr. Portnoy has 6 hospital affiliations:
- St. Joseph Mercy Oakland
- Crittenton Hospital Medical Center
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- Additional Information
- Dr. Harold David Portnoy FACS and MD is a male Neurosurgeon and practices in Neurological Surgery.
- Where does Dr. Harold D. Portnoy practice?
- Dr. Harold Portnoy has 2 office locations.
Dr. Harold Portnoy practices Neurological Surgery near Pontiac, MI.
Additional practice locations include: Southfield, MI.
See Pontiac Neurological Surgeons.