Matthew Gilliken
NPI 1023873825 · Addiction (Substance Use Disorder) Counselor · Carmichael, CA
Matthew Gilliken is a Addiction (Substance Use Disorder) Counselor provider in Carmichael, CA (NPI 1023873825).
Provider details
- NPI number
- 1023873825
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Male
- Sole proprietor
- No
- License
- 17204 (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
- 2024-02-20
- Last updated
- 2024-02-20
- Certified
- 2024-02-20
Frequently asked questions
- What is Matthew Gilliken's NPI number?
- Matthew Gilliken's National Provider Identifier (NPI) is 1023873825, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Matthew Gilliken's specialty?
- Matthew Gilliken is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Matthew Gilliken located?
- Matthew Gilliken's practice location on file with NPPES is 6127 Fair Oaks Blvd, Carmichael, CA 95608-4818.
- What is Matthew Gilliken's phone number?
- The practice phone number listed in the NPPES registry for Matthew Gilliken is (916) 974-8090.
- Is Matthew Gilliken's NPI active?
- Yes — Matthew Gilliken's NPI (1023873825) is active in the NPPES registry as of the last update on 2024-02-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.