Samuel Warren MD
About this NPIWhat this record shows.
NPI 1619053436 is registered to Samuel Warren MD, a Internal Medicine practising at 613 19th Ave E Ste 201 in Seattle, Washington. Internal Medicine physicians (internists) specialise in the prevention, diagnosis, and treatment of diseases in adults, often coordinating care across multiple subspecialties. Samuel Warren MD has been enumerated in the National Provider Identifier (NPI) registry since 2006.
Beyond the registryWhat this record adds.
This record carries 3 secondary identifiers beyond the base NPI: Medicaid and other payer cross-references used by billers and credentialers, which the standard CMS NPPES lookup does not surface. Within the directory it is one of 3,424 Internal Medicine providers on file in Washington.
Source: CMS NPPES and PECOS public files. snapshot, refreshed monthly.
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
- 8320772WA
Other
- 247840· Issued by INTERNAL ID-MOTOR VEHICLE ID
- 110240268WA· Issued by RAILROAD MEDICARE
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 Samuel Warren MD accepts. To confirm in-network status with your specific health plan, contact Samuel Warren MD directly at (206) 731-3000.
Frequently asked
Yes. NPI 1619053436 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 (206) 731-3000.
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. Samuel Warren MD is a Type-1 individual NPI.
As of the latest monthly CMS NPPES snapshot, 3,424 Internal Medicine providers are registered in Washington, and Samuel Warren MD is one of them. The figure refreshes each month from the federal source.