Justin Gillespie, APCC
NPI 1942983127 · Mental Health Counselor · Los Altos, CA
Justin Gillespie, APCC is a Mental Health Counselor provider in Los Altos, CA (NPI 1942983127).
Provider details
- NPI number
- 1942983127
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- APCC
- Sex
- Male
- Sole proprietor
- No
- License
- 14441 (CA)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
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
100% 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
Mailing address
Registry dates
- Enumerated
- 2023-08-14
- Last updated
- 2023-08-14
- Certified
- 2023-08-13
Frequently asked questions
- What is Justin Gillespie's NPI number?
- Justin Gillespie's National Provider Identifier (NPI) is 1942983127, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Gillespie's specialty?
- Justin Gillespie is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Justin Gillespie located?
- Justin Gillespie's practice location on file with NPPES is 851 Fremont Ave, Los Altos, CA 94024-5698.
- What is Justin Gillespie's phone number?
- The practice phone number listed in the NPPES registry for Justin Gillespie is (650) 297-3400.
- Is Justin Gillespie's NPI active?
- Yes — Justin Gillespie's NPI (1942983127) is active in the NPPES registry as of the last update on 2023-08-14.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.