OrganizationActive
Michael C. Zak, O.D., PLLC
NPI 1447535539 · Optometrist · Clarkston, MI
Michael C. Zak, O.D., PLLC is a Optometrist organization in Clarkston, MI (NPI 1447535539).
Provider details
- NPI number
- 1447535539
- Entity type
- Organization
- Primary specialty
- OptometristEye and Vision Services Providers
- Organization subpart
- No
- Authorized official
- Michael Zak, Owner(248) 922-1862
Specialties & taxonomies
Eye and Vision Services Providers
Profile Score
Detailed profile(81/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
14 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
6445 Citation Dr
Suite B
Clarkston, MI 48346-2996
Phone: (248) 922-1862
Fax: (248) 922-2894
Street-level locationGet directions
Mailing address
6445 Citation Dr
Clarkston, MI 48346-2996
Registry dates
- Enumerated
- 2011-10-20
- Last updated
- 2011-10-20
Frequently asked questions
- What is Michael C. Zak, O.D., PLLC's NPI number?
- Michael C. Zak, O.D., PLLC's National Provider Identifier (NPI) is 1447535539, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What type of organization is Michael C. Zak, O.D., PLLC?
- Michael C. Zak, O.D., PLLC is classified in the NPPES registry as Optometrist (Eye and Vision Services Providers).
- Where is Michael C. Zak, O.D., PLLC located?
- Michael C. Zak, O.D., PLLC's practice location on file with NPPES is 6445 Citation Dr, Clarkston, MI 48346-2996.
- What is Michael C. Zak, O.D., PLLC's phone number?
- The practice phone number listed in the NPPES registry for Michael C. Zak, O.D., PLLC is (248) 922-1862.
- Who is the authorized official for Michael C. Zak, O.D., PLLC?
- The authorized official listed on Michael C. Zak, O.D., PLLC's NPPES record is Michael Zak, Owner. The authorized official registers and maintains the organization's NPI and is not necessarily its owner.
- Is Michael C. Zak, O.D., PLLC's NPI active?
- Yes — Michael C. Zak, O.D., PLLC's NPI (1447535539) is active in the NPPES registry as of the last update on 2011-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.