Stephen R Bunker MD
About this NPIWhat this record shows.
NPI 1427203355 is registered to Stephen R Bunker MD, a healthcare organisation classified as "Nuclear Radiology Physician" and located at 1700 California St, Suite 260 in San Francisco, California. The organisation's authorised official is Stephen Bunker. The organisation has been enumerated in the NPI registry since 2008.
Your brand here.
Secondary identifiers
Additional identifiers this provider has registered with NPPES. Used by medical billers, credentialers, and insurance verifiers to cross-reference claims and enrollments.
Medicaid
Source: NPPES public registry.
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 Stephen R Bunker MD accepts. To confirm in-network status with your specific health plan, contact Stephen R Bunker MD directly at (415) 921-7226.
Frequently asked
Yes. NPI 1427203355 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Nuclear Radiology 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) 921-7226.
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. Stephen R Bunker MD is a Type-2 organisational NPI.