Margaret Johnston, LMHC
NPI 1912497306 · Mental Health Counselor · Jacksonville, FL
Margaret Johnston, LMHC is a Mental Health Counselor provider in Jacksonville, FL (NPI 1912497306).
Provider details
- NPI number
- 1912497306
- Entity type
- Individual
- Primary specialty
- Mental Health CounselorBehavioral Health & Social Service Providers
- Credential
- LMHC
- Sex
- Female
- Sole proprietor
- Yes
- License
- MH15423 (FL)
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
- 2018-05-11
- Last updated
- 2018-05-11
Frequently asked questions
- What is Margaret Johnston's NPI number?
- Margaret Johnston's National Provider Identifier (NPI) is 1912497306, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Margaret Johnston's specialty?
- Margaret Johnston is listed in the NPPES registry with a primary specialty of Mental Health Counselor (Behavioral Health & Social Service Providers).
- Where is Margaret Johnston located?
- Margaret Johnston's practice location on file with NPPES is 11265 Alumni Way, Jacksonville, FL 32246-6685.
- What is Margaret Johnston's phone number?
- The practice phone number listed in the NPPES registry for Margaret Johnston is (904) 398-2020.
- Is Margaret Johnston's NPI active?
- Yes — Margaret Johnston's NPI (1912497306) is active in the NPPES registry as of the last update on 2018-05-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.