John Kiernan
About this NPIWhat this record shows.
NPI 1821635426 is registered to John Kiernan, a Addiction Counselor practising at 8739 Santa Monica Blvd in West Hollywood, California. Addiction Counselor is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. John Kiernan has been enumerated in the National Provider Identifier (NPI) registry since 2019.
Your brand here.
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 John Kiernan accepts. To confirm in-network status with your specific health plan, contact John Kiernan directly at (310) 623-1477.
Frequently asked
Yes. NPI 1821635426 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Addiction Counselor 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 (310) 623-1477.
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. John Kiernan is a Type-1 individual NPI.