Marissa Baker, MSW
NPI 1093354540 · Clinical Social Worker · New London, NH
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marissa Baker, MSW is a Clinical Social Worker provider in New London, NH (NPI 1093354540).
Provider details
- NPI number
- 1093354540
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- MSW
- Sex
- Female
- Sole proprietor
- No
- License
- 10824 (CT)
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
6 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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
Additional practice locations (1)
- 21 Montauk AveNew London, CT 06320-4906Phone: (860) 271-4783
Registry dates
- Enumerated
- 2020-01-02
- Last updated
- 2021-02-02
- Certified
- 2021-02-02
Frequently asked questions
- What is Marissa Baker's NPI number?
- Marissa Baker's National Provider Identifier (NPI) is 1093354540, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa Baker's specialty?
- Marissa Baker is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marissa Baker located?
- Marissa Baker's practice location on file with NPPES is 35 Newport Rd, New London, NH 03257-5413.
- What is Marissa Baker's phone number?
- The practice phone number listed in the NPPES registry for Marissa Baker is (603) 865-1321.
- Does Marissa Baker accept Medicare?
- Marissa Baker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marissa Baker's NPI active?
- Yes — Marissa Baker's NPI (1093354540) is active in the NPPES registry as of the last update on 2021-02-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.