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Gregory Holler, PH.D.
NPI 1154132967 · Behavior Technician · Antioch, CA
Gregory Holler, PH.D. is a Behavior Technician provider in Antioch, CA (NPI 1154132967).
Provider details
- NPI number
- 1154132967
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Credential
- PH.D.
- Sex
- Male
- Sole proprietor
- Yes
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Basic profile(49/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
4849 Lone Tree Way Ste C
Antioch, CA 94531-8644
Phone: (925) 391-8055
Street-level locationGet directions
Mailing address
121 Pleasant Pl
Antioch, CA 94509-1842
Registry dates
- Enumerated
- 2025-01-20
- Last updated
- 2025-01-20
- Certified
- 2025-01-20
Frequently asked questions
- What is Gregory Holler's NPI number?
- Gregory Holler's National Provider Identifier (NPI) is 1154132967, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Holler's specialty?
- Gregory Holler is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Gregory Holler located?
- Gregory Holler's practice location on file with NPPES is 4849 Lone Tree Way Ste C, Antioch, CA 94531-8644.
- What is Gregory Holler's phone number?
- The practice phone number listed in the NPPES registry for Gregory Holler is (925) 391-8055.
- Is Gregory Holler's NPI active?
- Yes — Gregory Holler's NPI (1154132967) is active in the NPPES registry as of the last update on 2025-01-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.