Mariah Johnson, BA
NPI 1639778384 · Addiction (Substance Use Disorder) Counselor · Effingham, IL
Mariah Johnson, BA is a Addiction (Substance Use Disorder) Counselor provider in Effingham, IL (NPI 1639778384).
Provider details
- NPI number
- 1639778384
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- BA
- Sex
- Female
- Sole proprietor
- No
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
5 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
- 2020-10-23
- Last updated
- 2020-10-23
- Certified
- 2020-10-23
Frequently asked questions
- What is Mariah Johnson's NPI number?
- Mariah Johnson's National Provider Identifier (NPI) is 1639778384, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mariah Johnson's specialty?
- Mariah Johnson is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Mariah Johnson located?
- Mariah Johnson's practice location on file with NPPES is 1200 N 4th St, Effingham, IL 62401-3032.
- What is Mariah Johnson's phone number?
- The practice phone number listed in the NPPES registry for Mariah Johnson is (217) 347-7179.
- Is Mariah Johnson's NPI active?
- Yes — Mariah Johnson's NPI (1639778384) is active in the NPPES registry as of the last update on 2020-10-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.