MICHAEL HOLTZMAN
NPI 1336756253
Social Worker - School in Ann Arbor, MI
About Michael Holtzman NPPES
Official registry information on file with the National Plan and Provider Enumeration System.
MICHAEL HOLTZMAN (NPI 1336756253) is an individual school provider in Ann Arbor, Michigan and active in the NPI registry since September 2020. He is enrolled in Medicare PECOS and is a graduate of Other (2021).
NPPES Registry Identity
Specialties & Licenses
Accepted Insurance
Medicare Participation & PECOS CMS
Medicare enrollment, assignment, billing reassignment, and ordering and referring status from CMS.
Medicare Enrollment Status
Enrolled in Medicare and accepts Medicare assignment
Michael Holtzman is registered in PECOS and agrees to accept the Medicare-approved amount as full payment. Medicare patients are not billed beyond the standard deductible and coinsurance.
Medicare Billing Reassignment
Medicare enrollment records show Michael Holtzman reassigns Medicare billing to 1 organization. The organization bills Medicare for the services this provider delivers there.
Brighton, MI 48114
- Reassigned Medicare billing, Michigan enrollment
- 4 clinicians in this Medicare group
Source: CMS Revalidation Reassignment List, October 2026 release. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.
Frequently Asked Questions NPPES & CMS
Common questions about this NPI record, answered from the official NPPES registry and CMS datasets shown on this page.
What is Michael Holtzman's NPI number?
The NPI number for Michael Holtzman is 1336756253. It was assigned to this individual provider in the NPPES registry on September 24, 2020.
Where is Michael Holtzman located?
Michael Holtzman practices at 3008 Brockman Blvd, Ann Arbor, MI 48104. The listed phone number is (734) 358-1259.
What is Michael Holtzman's specialty?
The primary specialty registered for this NPI is Social Worker, specializing in School, with taxonomy code 1041S0200X.
Is Michael Holtzman enrolled in Medicare?
Yes. Michael Holtzman is registered in the Medicare PECOS system and accepts Medicare assignment, which means accepting the Medicare-approved amount as payment in full for covered services.
Which organization bills Medicare for Michael Holtzman's services?
According to the CMS Revalidation Reassignment List (October 2026 release), Michael Holtzman reassigns Medicare benefits to Key Development Center, Inc. (Brighton, MI). The reassignment is filed with Medicare on form CMS-855R, signed by both the clinician and the organization, and lets the organization bill Medicare and receive payment for Michael Holtzman's services. Reassignment records can lag staffing changes; confirm current arrangements with the organization.
What insurance does Michael Holtzman accept?
Health plans from Ambetter Health, Ambetter from Buckeye Health Plan, Ambetter from Meridian, Blue Care Network of Michigan and Blue Cross Blue Shield of Michigan Mutual Insurance Company and 1 other insurer list Michael Holtzman as in-network in at least one marketplace plan. Coverage varies by plan and year; verify with the insurer or the provider before a visit.
When was this NPI record last updated?
The NPPES record for Michael Holtzman was last updated on September 24, 2020. NPI Profile syncs weekly with the NPPES registry data releases published by CMS. This NPI record was last updated 6 years ago. If this record has changed at CMS more recently, you can request an on-demand re-check against the live CMS registry, directly from this page.
# Michael Holtzman · NPI 1336756253
School provider in Ann Arbor, Michigan. Individual provider, active in the CMS NPPES registry since September 24, 2020.
## Identity
- **NPI:** 1336756253 (Entity type: Individual)
- **Enumerated:** September 24, 2020
- **Primary specialty:** Social Worker - School · taxonomy 1041S0200X
- **Sole proprietor:** Yes
## Practice location
- **Address:** 3008 BROCKMAN BLVD, Ann Arbor, MI 48104-4717
- **Phone:** (734) 358-1259
## Medicare
- **Medicare:** Enrolled (PECOS); accepts Medicare assignment
- **Ordering & referring:** eligible for Part B labs & imaging, durable medical equipment
- **Bills Medicare through:** Key Development Center, Inc. (NPI 1386114866, Brighton, MI), under Medicare reassignment (form CMS-855R) · CMS Revalidation Reassignment List, October 2026 release
- **Medical school:** Other, class of 2021
## Record status
- **NPPES last updated:** September 24, 2020
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Source: [NPI Profile](https://npiprofile.com/npi/1336756253) · Data from the CMS NPPES public registry.