Dr. Aaron Neinstein MD
About this NPIWhat this record shows.
NPI 1205074028 is registered to Dr. Aaron Neinstein MD, a Endocrinology, Diabetes & Metabolism Physician practising at 400 Parnassus Avenue, Ste A550 in San Francisco, California. Endocrinology, Diabetes & Metabolism Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Aaron Neinstein MD has been enumerated in the National Provider Identifier (NPI) registry since 2009.
Your brand here.
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
- I20100724000027EndocrinologyCA
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 Dr. Aaron Neinstein MD accepts. To confirm in-network status with your specific health plan, contact Dr. Aaron Neinstein MD directly at (415) 353-2350.
Frequently asked
Yes. NPI 1205074028 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 (415) 353-2350.
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. Dr. Aaron Neinstein MD is a Type-1 individual NPI.