Quick answers
- Which hospitals does Karl D. Johnson work at?
- Medicare's official clinician data lists Karl D. Johnson at 1 hospital: Tri-State Memorial Hospital. This is where the clinician works or has privileges; call the hospital to confirm.
- Where does Karl D. Johnson see patients?
- Medicare's clinician data lists 2 practice locations, including Clarkston, WA. Call before your visit to confirm the address.
- What is Karl D. Johnson's specialty?
- Medicare lists Podiatry as the primary specialty.
- Does Karl D. Johnson accept Medicare assignment?
- Yes. Medicare's clinician data says Karl D. 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.
- What is the phone number for Karl D. Johnson?
- (509) 758-5511, as listed in official Medicare / NPI Registry data.
- What is Karl D. Johnson's NPI number?
- 1861832818. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Karl D. Johnson works
Medicare's Facility Affiliation Data lists Karl D. Johnson at these hospitals (updated 2026-10-02). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians.
- Tri-State Memorial HospitalClarkston, WA · Critical Access Hospital · CCN 501332
Practice locations
Addresses where Karl D. Johnson is enrolled with Medicare (CMS data updated 2026-10-02).
- 1221 Highland AveClarkston, WA 99403 (509) 758‑5511
- PO Box, Suite 189Clarkston, WA 99403
Group practices
Medicare enrollment lists Karl D. Johnson as a member of this group (CMS data updated 2026-10-02).
- Tri-State Memorial Hospital35 clinicians in the group
Specialties
- Podiatryprimary
Other podiatrists in Washington
Clinicians with the same Medicare primary specialty in Washington — not a recommendation.
Clinician information
| Credential | DPM |
|---|---|
| Graduation year | 2013 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1861832818 |
| 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
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated 2026-10-02, retrieved 2026-10-29
- 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