Type 1 · Individual ✓ Active NPI ✓ Valid NPI checksum

Mr. Ernest Chimeziem Durunna Jr.

Behavior Analyst in Antioch, CA · enumerated 2018.

Data current as of Jul 13, 2026 · sourced from CMS NPPES

National Provider Identifier

1194202846

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Registry record

Entity type Individual (Type 1)

Name Mr. Ernest Chimeziem Durunna Jr.

Sex Male

Practice address 3104 Delta Fair Blvd, Antioch, CA, 94509

Phone (925) 709-6060

Enumeration date Jul 25, 2018

Last updated in NPPES Jul 25, 2018

Taxonomy & licenses

103K00000X Behavior Analyst Behavioral Health & Social Service Providers · License F2289195 (CA) Primary

What is an NPI number?

A National Provider Identifier (NPI) is a unique 10-digit number that CMS assigns to every U.S. healthcare provider and organization under HIPAA. Type 1 NPIs identify individual providers; Type 2 NPIs identify organizations. The NPI appears on insurance claims, prescriptions, and credentialing paperwork, and never changes, even if the provider moves or changes specialty.

Read the full guide → Validate an NPI →

Frequently asked questions

What is the NPI number for Ernest Durunna?

The National Provider Identifier (NPI) for Ernest Durunna is 1194202846, a Type 1 (individual) record in the CMS NPPES registry.

Where does Ernest Durunna practice?

The practice location on file with NPPES is in Antioch, CA. Providers can have multiple locations; NPPES lists the primary practice address.

Other providers at this practice address

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Rachel Dean Behavior Technician · Antioch, CA NPI 1477912525 Isabel Velazquez Other Technician · Antioch, CA NPI 1093244535 Enobong Akan-Etuk Behavior Technician · Antioch, CA NPI 1548778814 Miriam Tapia Behavior Technician · Antioch, CA NPI 1033617147 Jhanielica Sahagon Behavior Technician · Antioch, CA NPI 1326548025 Enrique Valdez Behavior Analyst · Antioch, CA NPI 1255831871 Gretel Cornell Behavior Technician · Antioch, CA NPI 1831690015 Cheyanne Young Behavior Technician · Antioch, CA NPI 1124529102

Source: CMS NPPES (public data). Snapshot 2026-07-13. Provider record last updated 2018-07-25.