Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
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John Grabowski, MD, PLLC

Organization Psychiatry Physician · NPI 1487378113

John Grabowski, MD, PLLC is a Psychiatry Physician in Warren, Michigan. Registered with an NPI since 2022.

In the registry since
2022
What do these letters mean?
PLLC — Professional limited liability company
A form of business registration, not a clinical qualification.

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Practice location Address checks out

27550 Schoenherr Ste 300
Warren, MI 48088
Phone: (586) 582-7979
Fax: (586) 582-7981
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Psychiatry Physician (primary) Taxonomy 2084P0800X

Record details

NPI number1487378113
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official John Grabowski — Physician · (586) 582-7979
NPI enumeratedSeptember 27, 2022
Last updated in NPPESSeptember 27, 2022
Certification dateSeptember 27, 2022
Mailing addressP.O. Box 361038, Grosse Pointe Farms, MI 48236

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