Gary Hollander DO PLC
NPI 1790901072 · Physician Assistant · Walled Lake, MI
Gary Hollander DO PLC is a Physician Assistant organization in Walled Lake, MI (NPI 1790901072).
Provider details
- NPI number
- 1790901072
- Entity type
- Organization
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Organization subpart
- No
- Authorized official
- Debbie Witt-Haggerty, Office Manager(248) 624-4511
- License
- 5101013058 (MI)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Other names (DBA / former)
- Doing business as
- Pontiac Trail Medical Center
Registry dates
- Enumerated
- 2007-04-17
- Last updated
- 2025-09-11
Frequently asked questions
- What is Gary Hollander DO PLC's NPI number?
- Gary Hollander DO PLC's National Provider Identifier (NPI) is 1790901072, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Gary Hollander DO PLC?
- Gary Hollander DO PLC is classified in the NPPES registry as Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gary Hollander DO PLC located?
- Gary Hollander DO PLC's practice location on file with NPPES is 620 N Pontiac Trl, Walled Lake, MI 48390-3443.
- What is Gary Hollander DO PLC's phone number?
- The practice phone number listed in the NPPES registry for Gary Hollander DO PLC is (248) 624-4511.
- Who is the authorized official for Gary Hollander DO PLC?
- The authorized official listed on Gary Hollander DO PLC's NPPES record is Debbie Witt-Haggerty, Office Manager. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Gary Hollander DO PLC's NPI active?
- Yes — Gary Hollander DO PLC's NPI (1790901072) is active in the NPPES registry as of the last update on 2025-09-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.