Ayanava Majumdar MD
About this NPIWhat this record shows.
NPI 1407152747 is registered to Ayanava Majumdar MD, a Internal Medicine practising at 121 Dekalb Ave in Brooklyn, New York. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Ayanava Majumdar MD has been enumerated in the National Provider Identifier (NPI) registry since 2011.
Your brand here.
Medicare enrollment
This provider holds 8 Medicare enrollments 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
- I20111114000854Internal MedicineTX
- I20250226003448Internal MedicineOK
- I20250227001336Internal MedicineTN
- I20250304002273Internal MedicineIL
- I20250305003815Internal MedicineMO
- I20250313002356Internal MedicineWA
- I20250314001155Internal MedicineCO
- I20250815001922Internal MedicineWY
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 Ayanava Majumdar MD accepts. To confirm in-network status with your specific health plan, contact Ayanava Majumdar MD directly at (718) 250-8000.
Frequently asked
Yes. NPI 1407152747 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (718) 250-8000.
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. Ayanava Majumdar MD is a Type-1 individual NPI.