Mallory Johnson, MSW, LCSW
NPI 1164314308 · Clinical Social Worker · Millbury, MA
Mallory Johnson, MSW, LCSW is a Clinical Social Worker provider in Millbury, MA (NPI 1164314308).
Provider details
- NPI number
- 1164314308
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW, LCSW
- Sex
- Female
- Sole proprietor
- No
- License
- LCSW230504 (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
1 yr 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
- 2025-07-21
- Last updated
- 2025-07-21
- Certified
- 2025-07-20
Frequently asked questions
- What is Mallory Johnson's NPI number?
- Mallory Johnson's National Provider Identifier (NPI) is 1164314308, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Mallory Johnson's specialty?
- Mallory Johnson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Mallory Johnson located?
- Mallory Johnson's practice location on file with NPPES is 22 West St Ste 4a, Millbury, MA 01527-2677.
- What is Mallory Johnson's phone number?
- The practice phone number listed in the NPPES registry for Mallory Johnson is (617) 947-8009.
- Is Mallory Johnson's NPI active?
- Yes — Mallory Johnson's NPI (1164314308) is active in the NPPES registry as of the last update on 2025-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.