Dr. Douglas Corwin M.D.
About this NPIWhat this record shows.
NPI 1699725580 is registered to Dr. Douglas Corwin M.D., a Internal Medicine practising at 100 Park Place, Ste 209 in Washington, Pennsylvania. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Dr. Douglas Corwin M.D. has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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. Douglas Corwin M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Douglas Corwin M.D. directly at (724) 229-7570.
Frequently asked
Yes. NPI 1699725580 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties.
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 (724) 229-7570.
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. Douglas Corwin M.D. is a Type-1 individual NPI.