IndividualActive
Karen Rathjens, LCSW
NPI 1811504236 · Social Worker · Lexington, MA
Karen Rathjens, LCSW is a Social Worker provider in Lexington, MA (NPI 1811504236).
Provider details
- NPI number
- 1811504236
- Entity type
- Individual
- Primary specialty
- Social WorkerBehavioral Health & Social Service Providers
- Credential
- LCSW
- Sex
- Female
- Sole proprietor
- No
Specialties & taxonomies
Behavioral Health & Social Service Providers
Profile Score
Established profile(57/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 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
13 Pelham Rd
Lexington, MA 02421-5707
Phone: (781) 274-6800
Street-level locationGet directions
Mailing address
445 Artisan Way Apt 526
Somerville, MA 02145-1256
Registry dates
- Enumerated
- 2020-09-29
- Last updated
- 2020-09-29
- Certified
- 2020-09-29
Frequently asked questions
- What is Karen Rathjens's NPI number?
- Karen Rathjens's National Provider Identifier (NPI) is 1811504236, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Rathjens's specialty?
- Karen Rathjens is listed in the NPPES registry with a primary specialty of Social Worker (Behavioral Health & Social Service Providers).
- Where is Karen Rathjens located?
- Karen Rathjens's practice location on file with NPPES is 13 Pelham Rd, Lexington, MA 02421-5707.
- What is Karen Rathjens's phone number?
- The practice phone number listed in the NPPES registry for Karen Rathjens is (781) 274-6800.
- Is Karen Rathjens's NPI active?
- Yes — Karen Rathjens's NPI (1811504236) is active in the NPPES registry as of the last update on 2020-09-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.