Preston Maxim MD
About this NPIWhat this record shows.
NPI 1427090042 is registered to Preston Maxim MD, a Emergency Medicine practising at 1001 Potrero Ave, Rm 1e21 in San Francisco, California. Emergency Medicine is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Preston Maxim MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
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.
Other
- 930100761CA· Issued by RAILROAD MEDICARE
Medicaid
Source: NPPES public registry.
Medicare enrollment
This provider holds 4 Medicare enrollments on file with the Provider Enrollment, Chain and Ownership System (PECOS). Each enrollment carries a public Medicare Enrollment ID (ENRLMT_ID) used by billers and intermediaries.
Practitioner
- I20080711000420Emergency MedicineCA
- I20161011003040Emergency MedicineNM
- I20200115001559Emergency MedicineAZ
- I20200303001081Emergency MedicineTX
Source: CMS PECOS public enrollment file.
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 Preston Maxim MD accepts. To confirm in-network status with your specific health plan, contact Preston Maxim MD directly at (415) 206-5753.
Frequently asked
Yes. NPI 1427090042 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Emergency Medicine 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) 206-5753.
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. Preston Maxim MD is a Type-1 individual NPI.