Jennifer Johnston, LMHC, PHD
NPI 1184814634 · Clinical Psychologist · Cambridge, MA
Jennifer Johnston, LMHC, PHD is a Clinical Psychologist provider in Cambridge, MA (NPI 1184814634).
Provider details
- NPI number
- 1184814634
- Entity type
- Individual
- Primary specialty
- Clinical PsychologistBehavioral Health & Social Service Providers
- Credential
- LMHC, PHD
- Sex
- Female
- Sole proprietor
- Yes
- License
- 9917 (MA)
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
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
- 2007-07-31
- Last updated
- 2019-12-11
- Certified
- 2019-12-11
Frequently asked questions
- What is Jennifer Johnston's NPI number?
- Jennifer Johnston's National Provider Identifier (NPI) is 1184814634, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Jennifer Johnston's specialty?
- Jennifer Johnston is listed in the NPPES registry with a primary specialty of Clinical Psychologist (Behavioral Health & Social Service Providers).
- Where is Jennifer Johnston located?
- Jennifer Johnston's practice location on file with NPPES is 1679 Massachusetts Ave, Cambridge, MA 02138-1807.
- What is Jennifer Johnston's phone number?
- The practice phone number listed in the NPPES registry for Jennifer Johnston is (617) 803-6885.
- Is Jennifer Johnston's NPI active?
- Yes — Jennifer Johnston's NPI (1184814634) is active in the NPPES registry as of the last update on 2019-12-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.