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

Douglas M Portz MD PC

Organization Gynecology Physician · NPI 1225185945

Douglas M Portz MD PC is a Gynecology Physician in Chelsea, Michigan. Licensed in Michigan. Registered with an NPI since 2007.

Licensed in
MI
In the registry since
2007
What do these letters mean?
PC — Professional corporation
A form of business registration, not a clinical qualification.

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Practice location Address checks out

14650 Old Highway US12 Ste 101
Chelsea, MI 48118
Phone: (734) 475-3979
Fax: (734) 433-4513
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Gynecology Physician (primary) Taxonomy 207VG0400X · Licence DP049712 (MI)

Record details

NPI number1225185945
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Douglas Portz — Owner · (734) 475-3979
NPI enumeratedJanuary 4, 2007
Last updated in NPPESDecember 16, 2009
Mailing address14650 Old Highway Us12, Suite 101, Chelsea, MI 48118

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