Karen Johnson
NPI 1790794725 · Clinical Social Worker · Columbia, MD
Enrolled with Medicare as Practitioner - Clinical Social Worker · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Johnson is a Clinical Social Worker provider in Columbia, MD (NPI 1790794725).
Provider details
- NPI number
- 1790794725
- Entity type
- Individual
- Primary specialty
- Clinical Social WorkerBehavioral Health & Social Service Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 06161 (MD)
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
19 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
- 2006-08-07
- Last updated
- 2012-04-02
Frequently asked questions
- What is Karen Johnson's NPI number?
- Karen Johnson's National Provider Identifier (NPI) is 1790794725, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Johnson's specialty?
- Karen Johnson is listed in the NPPES registry with a primary specialty of Clinical Social Worker (Behavioral Health & Social Service Providers).
- Where is Karen Johnson located?
- Karen Johnson's practice location on file with NPPES is 9350 Afternoon Ln, Columbia, MD 21045-3902.
- What is Karen Johnson's phone number?
- The practice phone number listed in the NPPES registry for Karen Johnson is (410) 730-4217.
- Does Karen Johnson accept Medicare?
- Karen Johnson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Johnson's NPI active?
- Yes — Karen Johnson's NPI (1790794725) is active in the NPPES registry as of the last update on 2012-04-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.