Dr. William Gay M.D.
About this NPIWhat this record shows.
NPI 1609131879 is registered to Dr. William Gay M.D., a Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician practising at 1 Barnes Jewish Hospital Plz, Suite 3108 Queeny Tower in Saint Louis, Missouri. Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. William Gay M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2012.
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 Dr. William Gay M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. William Gay M.D. directly at (314) 747-1315.
Frequently asked
Yes. NPI 1609131879 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Thoracic Surgery (Cardiothoracic Vascular Surgery) Physician 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 (314) 747-1315.
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 Gay M.D. is a Type-1 individual NPI.