Joseph Johnston, LPC-MHSP
NPI 1740447556 · Mental Health Counselor · Johnson City, TN
Joseph Johnston, LPC-MHSP is a Mental Health Counselor provider in Johnson City, TN (NPI 1740447556).
Provider details
- NPI number
- 1740447556
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LPC-MHSP
- Sex
- Male
- Sole proprietor
- Yes
- License
- 2303 (TN)
Specialties & taxonomies
Behavioral Health & Social Service Providers
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
18 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
- 2008-05-20
- Last updated
- 2008-05-20
Frequently asked questions
- What is Joseph Johnston's NPI number?
- Joseph Johnston's National Provider Identifier (NPI) is 1740447556, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joseph Johnston's specialty?
- Joseph Johnston is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Joseph Johnston located?
- Joseph Johnston's practice location on file with NPPES is 2700 South Roan Street, Johnson City, TN 37601.
- What is Joseph Johnston's phone number?
- The practice phone number listed in the NPPES registry for Joseph Johnston is (423) 943-5550.
- Is Joseph Johnston's NPI active?
- Yes — Joseph Johnston's NPI (1740447556) is active in the NPPES registry as of the last update on 2008-05-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.