Martin I Granoff MD PC
About this NPIWhat this record shows.
NPI 1104936061 is registered to Martin I Granoff MD PC, a healthcare organisation classified as "Obstetrics & Gynecology" and located at 554 Larkfield Road, Sutie 105 in East Northport, New York. The organisation's authorised official is Martin Granoff. The organisation has been enumerated in the NPI registry since 2006.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
- 02169033NY
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.
Part B Supplier
- O20040917000875Clinic/Group PracticeNY
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 Martin I Granoff MD PC accepts. To confirm in-network status with your specific health plan, contact Martin I Granoff MD PC directly at (631) 369-3800.
Frequently asked
Yes. NPI 1104936061 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Obstetricians and Gynecologists (OB/GYNs) provide medical and surgical care for the female reproductive system, including pregnancy, childbirth, and gynecologic conditions.
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) 369-3800.
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. Martin I Granoff MD PC is a Type-2 organisational NPI.