Michael Brennan DO
About this NPIWhat this record shows.
NPI 1689889388 is registered to Michael Brennan DO, a Endocrinology, Diabetes & Metabolism Physician practising at 23715 Little Mack Ave Ste 100 in Saint Clair Shores, Michigan. Endocrinology, Diabetes & Metabolism Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Michael Brennan DO has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Medicare enrollment
This provider holds a Medicare enrollment on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20121002000368EndocrinologyMI
Source: CMS PECOS public enrollment file.
Insurance & acceptsHow to confirm coverage.
The National Plan and Provider Enumeration System (NPPES) registry does not include commercial insurance network data, so we cannot show which plans Michael Brennan DO accepts. To confirm in-network status with your specific health plan, contact Michael Brennan DO directly at (586) 447-8021.
Frequently asked
Yes. NPI 1689889388 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Endocrinology, Diabetes & Metabolism Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy.
The CMS NPPES Public Registry at npiregistry.cms.hhs.gov is the authoritative source. FindMyNPI mirrors this dataset and refreshes monthly. For real-time verification, you can also call the provider's office at (586) 447-8021.
An individual healthcare provider has a single Type-1 NPI for life. Organisations can hold separate Type-2 NPIs per location, specialty, or sub-entity. Michael Brennan DO is a Type-1 individual NPI.