Dr. William Oliver MD, Frcsed
About this NPIWhat this record shows.
NPI 1396620621 is registered to Dr. William Oliver MD, Frcsed, a Orthopaedic Surgery practising at 7 Marsh Brook Dr in Somersworth, New Hampshire. Orthopaedic Surgery is a medical specialty focused on injuries and disorders of the musculoskeletal system, including bones, joints, ligaments, tendons, and muscles. Dr. William Oliver MD, Frcsed has been enumerated in the National Provider Identifier (NPI) registry since 2025.
Your brand here.
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
- I20250828000544Orthopedic SurgeryNH
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 Dr. William Oliver MD, Frcsed accepts. To confirm in-network status with your specific health plan, contact Dr. William Oliver MD, Frcsed directly at (603) 742-2007.
Frequently asked
Yes. NPI 1396620621 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 (603) 742-2007.
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. William Oliver MD, Frcsed is a Type-1 individual NPI.