Dr. Grant Walker DO
About this NPIWhat this record shows.
NPI 1285364265 is registered to Dr. Grant Walker DO, a Family Medicine practising at 1718 E Kessler Blvd in Longview, Washington. Family Medicine physicians provide comprehensive primary care for patients of all ages, including preventive care, chronic disease management, and acute illness treatment. Dr. Grant Walker DO has been enumerated in the National Provider Identifier (NPI) registry since 2022.
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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
- I20250904002332Family PracticeWA
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. Grant Walker DO accepts. To confirm in-network status with your specific health plan, contact Dr. Grant Walker DO directly at (360) 747-5800.
Frequently asked
Yes. NPI 1285364265 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 (360) 747-5800.
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. Grant Walker DO is a Type-1 individual NPI.