Michael Holtzman
NPI 1336756253 · School Social Worker · Ann Arbor, MI
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Holtzman is a School Social Worker provider in Ann Arbor, MI (NPI 1336756253).
Provider details
- NPI number
- 1336756253
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% 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
Registry dates
- Enumerated
- 2020-09-24
- Last updated
- 2020-09-24
- Certified
- 2020-09-24
Frequently asked questions
- What is Michael Holtzman's NPI number?
- Michael Holtzman's National Provider Identifier (NPI) is 1336756253, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Holtzman's specialty?
- Michael Holtzman is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Michael Holtzman located?
- Michael Holtzman's practice location on file with NPPES is 3008 Brockman Blvd, Ann Arbor, MI 48104-4717.
- What is Michael Holtzman's phone number?
- The practice phone number listed in the NPPES registry for Michael Holtzman is (734) 358-1259.
- Does Michael Holtzman accept Medicare?
- Michael Holtzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Holtzman's NPI active?
- Yes — Michael Holtzman's NPI (1336756253) is active in the NPPES registry as of the last update on 2020-09-24.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.