Christy Clark
NPI 1023392198 · Addiction (Substance Use Disorder) Counselor · Antioch, CA
Christy Clark is a Addiction (Substance Use Disorder) Counselor provider in Antioch, CA (NPI 1023392198).
Provider details
- NPI number
- 1023392198
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
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
14 yrs 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
Mailing address
Registry dates
- Enumerated
- 2011-10-06
- Last updated
- 2011-10-06
Frequently asked questions
- What is Christy Clark's NPI number?
- Christy Clark's National Provider Identifier (NPI) is 1023392198, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Christy Clark's specialty?
- Christy Clark is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Christy Clark located?
- Christy Clark's practice location on file with NPPES is 1915 D St, Antioch, CA 94509-2571.
- What is Christy Clark's phone number?
- The practice phone number listed in the NPPES registry for Christy Clark is (925) 754-3673.
- Is Christy Clark's NPI active?
- Yes — Christy Clark's NPI (1023392198) is active in the NPPES registry as of the last update on 2011-10-06.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.