Katherine Merrill, LCSW
NPI 1376853499 · Clinical Social Worker · Washington Depot, CT
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Katherine Merrill, LCSW is a Clinical Social Worker provider in Washington Depot, CT (NPI 1376853499).
Provider details
- NPI number
- 1376853499
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- Yes
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
15 yrs in NPPES registry
- Profile completeness38% of score
83% 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
- 2010-10-08
- Last updated
- 2015-06-17
Frequently asked questions
- What is Katherine Merrill's NPI number?
- Katherine Merrill's National Provider Identifier (NPI) is 1376853499, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Katherine Merrill's specialty?
- Katherine Merrill is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Katherine Merrill located?
- Katherine Merrill's practice location on file with NPPES is 10 Brinsmaid Rd, Washington Depot, CT 06794-1200.
- What is Katherine Merrill's phone number?
- The practice phone number listed in the NPPES registry for Katherine Merrill is (203) 805-9477.
- Does Katherine Merrill accept Medicare?
- Katherine Merrill is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Katherine Merrill's NPI active?
- Yes — Katherine Merrill's NPI (1376853499) is active in the NPPES registry as of the last update on 2015-06-17.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.