Dr. John Greenland M.D., PH.D.
About this NPIWhat this record shows.
NPI 1124290853 is registered to Dr. John Greenland M.D., PH.D., a Pulmonary Disease Physician practising at 4150 Clement St in San Francisco, California. Pulmonary Disease Physician is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Dr. John Greenland M.D., PH.D. has been enumerated in the National Provider Identifier (NPI) registry since 2008.
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. John Greenland M.D., PH.D. accepts. To confirm in-network status with your specific health plan, contact Dr. John Greenland M.D., PH.D. directly at (415) 221-4810.
Frequently asked
Yes. NPI 1124290853 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Pulmonary Disease 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 (415) 221-4810.
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. John Greenland M.D., PH.D. is a Type-1 individual NPI.