Dr. Ann Knowles M.D.
About this NPIWhat this record shows.
NPI 1669404562 is registered to Dr. Ann Knowles M.D., a Family Medicine practising at 3927 Rucker Ave in Everett, Washington. Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment. Dr. Ann Knowles M.D. 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
- 080148615WA· Issued by RAILROAD MEDICARE
- 8924384WA· Issued by L&I CRIME VICTIM
- 423898049WA· Issued by GROUP HEALTH COOPERATIVE
- 67444WA· Issued by REGENCE BLUESHIELD
- 0131540WA· Issued by L&I REGULAR
Medicaid
- 8223919WA
Source: NPPES public registry.
Medicare enrollment
This provider holds a Medicare enrollment 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
- I20100219000451Internal MedicineWA
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 Dr. Ann Knowles M.D. accepts. To confirm in-network status with your specific health plan, contact Dr. Ann Knowles M.D. directly at (425) 339-5442.
Frequently asked
Yes. NPI 1669404562 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment.
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 (425) 339-5442.
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. Ann Knowles M.D. is a Type-1 individual NPI.