Karen Nielsen, LICSW
NPI 1407120793 · Clinical Social Worker · Peabody, MA
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Nielsen, LICSW is a Clinical Social Worker provider in Peabody, MA (NPI 1407120793).
Provider details
- NPI number
- 1407120793
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Credential
- LICSW
- Sex
- Female
- Sole proprietor
- Yes
- License
- 113503 (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
14 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
- 2012-03-03
- Last updated
- 2012-03-03
Frequently asked questions
- What is Karen Nielsen's NPI number?
- Karen Nielsen's National Provider Identifier (NPI) is 1407120793, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Nielsen's specialty?
- Karen Nielsen is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Karen Nielsen located?
- Karen Nielsen's practice location on file with NPPES is 3 Essex Green Dr, Peabody, MA 01960-2927.
- What is Karen Nielsen's phone number?
- The practice phone number listed in the NPPES registry for Karen Nielsen is (978) 808-4562.
- Does Karen Nielsen accept Medicare?
- Karen Nielsen is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Nielsen's NPI active?
- Yes — Karen Nielsen's NPI (1407120793) is active in the NPPES registry as of the last update on 2012-03-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.