William Butler Crsw, Pss
About this NPIWhat this record shows.
NPI 1508749037 is registered to William Butler Crsw, Pss, a Peer Specialist practising at 42 Pleasant St in Concord, New Hampshire. Peer Specialist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. William Butler Crsw, Pss has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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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 William Butler Crsw, Pss accepts. To confirm in-network status with your specific health plan, contact William Butler Crsw, Pss directly at (603) 226-7505.
Frequently asked
Yes. NPI 1508749037 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Peer Specialist 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 (603) 226-7505.
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. William Butler Crsw, Pss is a Type-1 individual NPI.