Joan Simon Oncken LMFT
About this NPIWhat this record shows.
NPI 1720256183 is registered to Joan Simon Oncken LMFT, a Marriage & Family Therapist practising at 4215 198th St Sw, Suite 102 in Lynnwood, Washington. Marriage & Family Therapist is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Joan Simon Oncken LMFT has been enumerated in the National Provider Identifier (NPI) registry since 2008.
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
- 243165WA· Issued by MHN
- 253936WA· Issued by VALUE OPTIONS
- 5777726WA· Issued by AETNA
- ON4514WA· Issued by REGENCE
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 Joan Simon Oncken LMFT accepts. To confirm in-network status with your specific health plan, contact Joan Simon Oncken LMFT directly at (425) 771-1914.
Frequently asked
Yes. NPI 1720256183 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Marriage & Family Therapist 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 (425) 771-1914.
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. Joan Simon Oncken LMFT is a Type-1 individual NPI.