Louis Johnston, LCDC
NPI 1265783633 · Addiction (Substance Use Disorder) Counselor · Longview, TX
Louis Johnston, LCDC is a Addiction (Substance Use Disorder) Counselor provider in Longview, TX (NPI 1265783633).
Provider details
- NPI number
- 1265783633
- Entity type
- Individual
- Primary specialty
- Addiction (Substance Use Disorder) CounselorBehavioral Health & Social Service Providers
- Credential
- LCDC
- Sex
- Male
- Sole proprietor
- No
- License
- 11267 (TX)
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
13 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 1107 E Marshall AveLongview, TX 75601-5602Phone: (903) 758-2610Fax: (903) 758-7081
Registry dates
- Enumerated
- 2012-09-26
- Last updated
- 2025-08-26
- Certified
- 2025-08-26
Frequently asked questions
- What is Louis Johnston's NPI number?
- Louis Johnston's National Provider Identifier (NPI) is 1265783633, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Louis Johnston's specialty?
- Louis Johnston is listed in the NPPES registry with a primary specialty of Addiction (Substance Use Disorder) Counselor (Behavioral Health & Social Service Providers).
- Where is Louis Johnston located?
- Louis Johnston's practice location on file with NPPES is 425 N Fredonia St, Longview, TX 75601-6464.
- What is Louis Johnston's phone number?
- The practice phone number listed in the NPPES registry for Louis Johnston is (903) 758-2610.
- Is Louis Johnston's NPI active?
- Yes — Louis Johnston's NPI (1265783633) is active in the NPPES registry as of the last update on 2025-08-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.