Mercer Island Therapy, PLLC
About this NPIWhat this record shows.
NPI 1003129461 is registered to Mercer Island Therapy, PLLC, a healthcare organisation classified as "Clinical Social Worker" and located at 8015 Se 28th St Ste 309 in Mercer Island, Washington. The organisation's authorised official is Ron Feinberg. The organisation has been enumerated in the NPI registry since 2010.
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 Mercer Island Therapy, PLLC accepts. To confirm in-network status with your specific health plan, contact Mercer Island Therapy, PLLC directly at (206) 236-1294.
Frequently asked
Yes. NPI 1003129461 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Clinical Social Worker 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 (206) 236-1294.
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. Mercer Island Therapy, PLLC is a Type-2 organisational NPI.