Quick answers
- Where does Karen K. Johnson see patients?
- Medicare's clinician data lists 2 practice locations, including Columbia, MD. Call before your visit to confirm the address.
- What is Karen K. Johnson's specialty?
- Medicare lists Clinical Social Worker as the primary specialty.
- Does Karen K. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Karen K. Johnson accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- Does Karen K. Johnson offer telehealth?
- Medicare's clinician data says Karen K. Johnson offers telehealth services. Ask the office which visits can be done by video or phone.
- What is the phone number for Karen K. Johnson?
- (443) 803-6791, as listed in official Medicare / NPI Registry data.
- What is Karen K. Johnson's NPI number?
- 1790794725. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Karen K. Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 10632 Little Patuxent Pkwy, Suite 313Columbia, MD 21044 (443) 803‑6791
- 9350 Afternoon LnColumbia, MD 21045
Specialties
- Clinical Social Workerprimary
Other clinical social workers in Columbia
Clinicians with the same Medicare primary specialty in Columbia, MD — not a recommendation.
Clinician information
| Graduation year | 1987 |
|---|---|
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1790794725 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians