Marissa Johnston, LMSW
NPI 1942082276 · School Social Worker · Rochester, NY
Marissa Johnston, LMSW is a School Social Worker provider in Rochester, NY (NPI 1942082276).
Provider details
- NPI number
- 1942082276
- Entity type
- Individual
- Primary specialty
- School Social WorkerBehavioral Health & Social Service Providers
- Credential
- LMSW
- Sex
- Female
- Sole proprietor
- No
- License
- 111513 (NY)
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
2 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
- 2023-10-20
- Last updated
- 2023-10-20
- Certified
- 2023-10-20
Frequently asked questions
- What is Marissa Johnston's NPI number?
- Marissa Johnston's National Provider Identifier (NPI) is 1942082276, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Johnston's specialty?
- Marissa Johnston is listed in the NPPES registry with a primary specialty of School Social Worker (Behavioral Health & Social Service Providers).
- Where is Marissa Johnston located?
- Marissa Johnston's practice location on file with NPPES is 85 Adams St, Rochester, NY 14608-2210.
- What is Marissa Johnston's phone number?
- The practice phone number listed in the NPPES registry for Marissa Johnston is (585) 454-3525.
- Is Marissa Johnston's NPI active?
- Yes — Marissa Johnston's NPI (1942082276) is active in the NPPES registry as of the last update on 2023-10-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.