Jennifer Diaz MD
About this NPIWhat this record shows.
NPI 1053636431 is registered to Jennifer Diaz MD, a Allergy & Immunology Physician practising at 1500 Route 112, Bldg. 4 - 2nd Floor in Port Jefferson Station, New York. Allergy & Immunology Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Jennifer Diaz MD has been enumerated in the National Provider Identifier (NPI) registry since 2010.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Other
- P01438980NY· Issued by RAILROAD MEDICARE PIN
Source: NPPES public registry.
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
- I20140718000687Allergy/ImmunologyNY
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 Jennifer Diaz MD accepts. To confirm in-network status with your specific health plan, contact Jennifer Diaz MD directly at (631) 828-7001.
Frequently asked
Yes. NPI 1053636431 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Allergy & Immunology 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 (631) 828-7001.
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. Jennifer Diaz MD is a Type-1 individual NPI.