Dr. Marjorie Seidenfeld M.D.
About this NPIWhat this record shows.
NPI 1326267485 is registered to Dr. Marjorie Seidenfeld M.D., a Adolescent Medicine practising at 3009 Broadway, Barnard College Health Service in New York, New York. Adolescent Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. Marjorie Seidenfeld M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2007.
Your brand here.
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. Marjorie Seidenfeld M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Marjorie Seidenfeld M.D. directly at (212) 854-2091.
Frequently asked
Yes. NPI 1326267485 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Adolescent Medicine 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 (212) 854-2091.
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. Marjorie Seidenfeld M.D. is a Type-1 individual NPI.