Theresa DO
About this NPIWhat this record shows.
NPI 1598640757 is registered to Theresa DO, a Behavior Analyst practising at 8175 Larson Ave Apt D in Garden Grove, California. Behavior Analyst is a recognised medical specialty under the National Uniform Claim Committee (NUCC) taxonomy. Theresa DO has been enumerated in the National Provider Identifier (NPI) registry since 2025.
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 Theresa DO accepts. To confirm in-network status with your specific health plan, contact Theresa DO directly at (657) 334-9527.
Frequently asked
Yes. NPI 1598640757 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 (657) 334-9527.
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. Theresa DO is a Type-1 individual NPI.