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

Gary Hollander DO PLC

Organization Hospice and Palliative Medicine (Family Medicine) Physician · NPI 1790901072

Gary Hollander DO PLC is a Hospice and Palliative Medicine (Family Medicine) Physician in Walled Lake, Michigan. Licensed in Michigan. Registered with an NPI since 2007.

Licensed in
MI
In the registry since
2007
Specialties on file
3

Practice location Address checks out

620 N Pontiac Trl
Walled Lake, MI 48390-3443
Phone: (248) 624-4511
Fax: (248) 624-4408
Show map & directions

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Physician Assistant (primary) Taxonomy 363A00000X · Licence 5601002389 (MI)
Hospice and Palliative Medicine (Family Medicine) Physician Taxonomy 207QH0002X · Licence 5101013058 (MI)
Hospice and Palliative Medicine (Internal Medicine) Physician Taxonomy 207RH0002X · Licence 5101012793 (MI)

Record details

NPI number1790901072
Entity typeOrganization (Type 2)
Organization subpartNo
Authorized official Debbie Witt-Haggerty — Office Manager · (248) 624-4511
Other names Pontiac Trail Medical Center
NPI enumeratedApril 17, 2007
Last updated in NPPESSeptember 11, 2025
Mailing address620 N Pontiac Trl, Walled Lake, MI 48390-3443