IndividualActive
Marvin Graddy
NPI 1144805011 · Addiction (Substance Use Disorder) Psychologist · Antioch, CA
Provider details
- NPI number
- 1144805011
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) PsychologistBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- Yes
- License
- 101YA0400X (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Behavioral Health & Social Service Providers
Practice location
1320 Rockspring Way
Antioch, CA 94531-8397
Phone: (925) 334-9906
Approximate (ZIP-level) locationGet directions
Mailing address
3707 Sunset Ln
Antioch, CA 94509-6101
Registry dates
- Enumerated
- 2021-03-12
- Last updated
- 2021-03-12
- Certified
- 2021-03-12
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.