Lamark Johnson, CADC
NPI 1023514189 · Addiction (Substance Use Disorder) Counselor · Chicago, IL
Lamark Johnson, CADC is a Addiction (Substance Use Disorder) Counselor provider in Chicago, IL (NPI 1023514189).
Provider details
- NPI number
- 1023514189
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- CADC
- Sex
- Male
- Sole proprietor
- Yes
- License
- 23765 (IL)
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
8 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
- 2018-04-05
- Last updated
- 2018-04-05
Frequently asked questions
- What is Lamark Johnson's NPI number?
- Lamark Johnson's National Provider Identifier (NPI) is 1023514189, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Lamark Johnson's specialty?
- Lamark Johnson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Lamark Johnson located?
- Lamark Johnson's practice location on file with NPPES is 8000 S Racine Ave, Chicago, IL 60620-3011.
- What is Lamark Johnson's phone number?
- The practice phone number listed in the NPPES registry for Lamark Johnson is (773) 966-0255.
- Is Lamark Johnson's NPI active?
- Yes — Lamark Johnson's NPI (1023514189) is active in the NPPES registry as of the last update on 2018-04-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.