Joanna Larsen
NPI 1265096416 · Social Worker · Norwell, MA
Enrolled with Medicare as Practitioner - Mental Health Counselor · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Joanna Larsen is a Social Worker provider in Norwell, MA (NPI 1265096416).
Provider details
- NPI number
- 1265096416
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- LCSW154542 (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
7 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
- 2019-04-23
- Last updated
- 2023-11-08
- Certified
- 2023-11-08
Frequently asked questions
- What is Joanna Larsen's NPI number?
- Joanna Larsen's National Provider Identifier (NPI) is 1265096416, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Joanna Larsen's specialty?
- Joanna Larsen is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Joanna Larsen located?
- Joanna Larsen's practice location on file with NPPES is 80 Washington St Ste P55, Norwell, MA 02061-1742.
- What is Joanna Larsen's phone number?
- The practice phone number listed in the NPPES registry for Joanna Larsen is (781) 290-3886.
- Does Joanna Larsen accept Medicare?
- Joanna Larsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Joanna Larsen's NPI active?
- Yes — Joanna Larsen's NPI (1265096416) is active in the NPPES registry as of the last update on 2023-11-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.