IndividualActive
Marissa King
NPI 1245021351 · Clinical Social Worker · Groton, CT
Marissa King is a Clinical Social Worker provider in Groton, CT (NPI 1245021351).
Provider details
- NPI number
- 1245021351
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 15278 (CT)
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(54/100 index)
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
48 Allen St Apt 2
Groton, CT 06340-3975
Phone: (860) 437-4550
Street-level locationGet directions
Mailing address
Po Box 120
New London, CT 06320-0120
Registry dates
- Enumerated
- 2025-05-16
- Last updated
- 2025-05-16
- Certified
- 2025-05-16
Frequently asked questions
- What is Marissa King's NPI number?
- Marissa King's National Provider Identifier (NPI) is 1245021351, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marissa King's specialty?
- Marissa King is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Marissa King located?
- Marissa King's practice location on file with NPPES is 48 Allen St Apt 2, Groton, CT 06340-3975.
- What is Marissa King's phone number?
- The practice phone number listed in the NPPES registry for Marissa King is (860) 437-4550.
- Is Marissa King's NPI active?
- Yes — Marissa King's NPI (1245021351) is active in the NPPES registry as of the last update on 2025-05-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.