Karen Johnston, M.D.
NPI 1134237688 · Psychiatry Physician · Tacoma, WA
Enrolled with Medicare as Order and Referring Only - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Johnston, M.D. is a Psychiatry Physician provider in Tacoma, WA (NPI 1134237688).
Provider details
- NPI number
- 1134237688
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 31185 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
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
- 2006-08-25
- Last updated
- 2007-07-08
Frequently asked questions
- What is Karen Johnston's NPI number?
- Karen Johnston's National Provider Identifier (NPI) is 1134237688, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Johnston's specialty?
- Karen Johnston is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Johnston located?
- Karen Johnston's practice location on file with NPPES is 9600 Veterans Dr Sw, Tacoma, WA 98493-0003.
- What is Karen Johnston's phone number?
- The practice phone number listed in the NPPES registry for Karen Johnston is (253) 583-1796.
- Does Karen Johnston accept Medicare?
- Karen Johnston is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Johnston's NPI active?
- Yes — Karen Johnston's NPI (1134237688) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.