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Gregory Johnston
NPI 1104670330 · Behavior Technician · San Bruno, CA
Gregory Johnston is a Behavior Technician provider in San Bruno, CA (NPI 1104670330).
Provider details
- NPI number
- 1104670330
- Entity type
- Individual
- Primary specialty
- Behavior TechnicianBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
2 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
1001 Sneath Ln Ste 100
San Bruno, CA 94066-2349
Phone: (855) 223-7123
Fax: (619) 374-7134
Street-level locationGet directions
Mailing address
Po Box 740780
Atlanta, GA 30374-0780
Additional practice locations (1)
- 901 Sneath Ln Ste 105San Bruno, CA 94066-2415Phone: (855) 223-7123
Registry dates
- Enumerated
- 2024-04-15
- Last updated
- 2026-02-26
- Certified
- 2026-02-26
Frequently asked questions
- What is Gregory Johnston's NPI number?
- Gregory Johnston's National Provider Identifier (NPI) is 1104670330, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gregory Johnston's specialty?
- Gregory Johnston is listed in the NPPES registry with a primary specialty of Behavior Technician (Behavioral Health & Social Service Providers).
- Where is Gregory Johnston located?
- Gregory Johnston's practice location on file with NPPES is 1001 Sneath Ln Ste 100, San Bruno, CA 94066-2349.
- What is Gregory Johnston's phone number?
- The practice phone number listed in the NPPES registry for Gregory Johnston is (855) 223-7123.
- Is Gregory Johnston's NPI active?
- Yes — Gregory Johnston's NPI (1104670330) is active in the NPPES registry as of the last update on 2026-02-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.