Mr. William Greygor Rph
About this NPIWhat this record shows.
NPI 1992005748 is registered to Mr. William Greygor Rph, a Pharmacist practising at 9881 Georgetown Pike in Great Falls, Virginia. Pharmacist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. William Greygor Rph has been enumerated in the National Provider Identifier (NPI) registry since 2010.
Your brand here.
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 Mr. William Greygor Rph accepts. To confirm in-network status with your specific health plan, contact Mr. William Greygor Rph directly at (703) 759-3837.
Frequently asked
Yes. NPI 1992005748 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pharmacist 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 (703) 759-3837.
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. Mr. William Greygor Rph is a Type-1 individual NPI.