Mr. Harrison Klein
About this NPIWhat this record shows.
NPI 1235995333 is registered to Mr. Harrison Klein, a Psychiatric/Mental Health Nurse Practitioner practising at 55 Fruit St in Boston, Massachusetts. Psychiatric/Mental Health Nurse Practitioner is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Mr. Harrison Klein has been enumerated in the National Provider Identifier (NPI) registry since 2024.
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 Mr. Harrison Klein accepts. To confirm in-network status with your specific health plan, contact Mr. Harrison Klein directly at (617) 726-2000.
Frequently asked
Yes. NPI 1235995333 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Psychiatric/Mental Health Nurse Practitioner 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 (617) 726-2000.
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. Mr. Harrison Klein is a Type-1 individual NPI.