Landon Williamson, DNAP
NPI 1326830043 · Certified Registered Nurse Anesthetist · Prosser, WA
Enrolled with Medicare as Practitioner - Certified Registered Nurse Anesthetist (crna) · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Landon Williamson, DNAP is a Certified Registered Nurse Anesthetist provider in Prosser, WA (NPI 1326830043).
Provider details
- NPI number
- 1326830043
- Entity type
- Individual
- Primary specialty
- Certified Registered Nurse AnesthetistPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- DNAP
- Sex
- Male
- Sole proprietor
- Yes
- License
- AP61682957 (WA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
- 2025-05-19
- Last updated
- 2025-05-26
- Certified
- 2025-05-26
Frequently asked questions
- What is Landon Williamson's NPI number?
- Landon Williamson's National Provider Identifier (NPI) is 1326830043, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Landon Williamson's specialty?
- Landon Williamson is listed in the NPPES registry with a primary specialty of Certified Registered Nurse Anesthetist (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Landon Williamson located?
- Landon Williamson's practice location on file with NPPES is 200 Prosser Health Dr, Prosser, WA 99350-7832.
- What is Landon Williamson's phone number?
- The practice phone number listed in the NPPES registry for Landon Williamson is (509) 786-2222.
- Does Landon Williamson accept Medicare?
- Landon Williamson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Landon Williamson's NPI active?
- Yes — Landon Williamson's NPI (1326830043) is active in the NPPES registry as of the last update on 2025-05-26.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.