Kathryn Grannatt MD
About this NPIWhat this record shows.
NPI 1568598209 is registered to Kathryn Grannatt MD, a Orthopaedic Surgery practising at 300 Chestnut St,, Needham Orthopedics And Sports Medicine Suite 900 in Needham, Massachusetts. Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles. Kathryn Grannatt MD has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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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
- I20090918000129Orthopedic SurgeryMA
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 Kathryn Grannatt MD accepts. To confirm in-network status with your specific health plan, contact Kathryn Grannatt MD directly at (781) 444-5080.
Frequently asked
Yes. NPI 1568598209 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles.
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 (781) 444-5080.
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. Kathryn Grannatt MD is a Type-1 individual NPI.