Joanna Holowczyk
About this NPIWhat this record shows.
NPI 1790631893 is registered to Joanna Holowczyk, a Behavior Analyst practising at 35 Carol Dr in Plainville, Connecticut. Behavior Analyst is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Joanna Holowczyk has been enumerated in the National Provider Identifier (NPI) registry since 2026.
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 Joanna Holowczyk accepts. To confirm in-network status with your specific health plan, contact Joanna Holowczyk directly at (203) 927-4013.
Frequently asked
Yes. NPI 1790631893 is registered as Active in the CMS NPPES public registry and passes the Luhn check-digit validation that all 10-digit NPIs use.
Behavior Analyst 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 (203) 927-4013.
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. Joanna Holowczyk is a Type-1 individual NPI.