Karen Henderson, MD
NPI 1831193747 · Hospitalist Physician · Walla Walla, WA
Enrolled with Medicare as Order and Referring Only - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Karen Henderson, MD is a Hospitalist Physician provider in Walla Walla, WA (NPI 1831193747).
Provider details
- NPI number
- 1831193747
- Entity type
- Individual
- Primary specialty
- Hospitalist PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- MD00046368 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
- 2005-06-08
- Last updated
- 2022-03-10
- Certified
- 2022-03-10
Frequently asked questions
- What is Karen Henderson's NPI number?
- Karen Henderson's National Provider Identifier (NPI) is 1831193747, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Karen Henderson's specialty?
- Karen Henderson is listed in the NPPES registry with a primary specialty of Hospitalist Physician (Allopathic & Osteopathic Physicians).
- Where is Karen Henderson located?
- Karen Henderson's practice location on file with NPPES is 55 W Tietan St, Walla Walla, WA 99362-4445.
- What is Karen Henderson's phone number?
- The practice phone number listed in the NPPES registry for Karen Henderson is (509) 525-3720.
- Does Karen Henderson accept Medicare?
- Karen Henderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Karen Henderson's NPI active?
- Yes — Karen Henderson's NPI (1831193747) is active in the NPPES registry as of the last update on 2022-03-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.