Gail Mathieson-Devereaux FNP
About this NPIWhat this record shows.
NPI 1255487724 is registered to Gail Mathieson-Devereaux FNP, a Family Nurse Practitioner practising at 4211 State Highway 220 in Oxford, New York. Family Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Gail Mathieson-Devereaux FNP has been enumerated in the National Provider Identifier (NPI) registry since 2007.
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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 Gail Mathieson-Devereaux FNP accepts. To confirm in-network status with your specific health plan, contact Gail Mathieson-Devereaux FNP directly at (607) 843-3121.
Frequently asked
Yes. NPI 1255487724 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family Nurse Practitioner 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 (607) 843-3121.
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. Gail Mathieson-Devereaux FNP is a Type-1 individual NPI.