Peter Viavant, MD
NPI 1609965144 · Family Medicine Physician · Walla Walla, WA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Peter Viavant, MD is a Family Medicine Physician provider in Walla Walla, WA (NPI 1609965144).
Provider details
- NPI number
- 1609965144
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- MD00030493 (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
- 2006-10-12
- Last updated
- 2011-08-28
Frequently asked questions
- What is Peter Viavant's NPI number?
- Peter Viavant's National Provider Identifier (NPI) is 1609965144, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Peter Viavant's specialty?
- Peter Viavant is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Peter Viavant located?
- Peter Viavant's practice location on file with NPPES is 218 E Langdon Rd, Walla Walla, WA 99362-8593.
- What is Peter Viavant's phone number?
- The practice phone number listed in the NPPES registry for Peter Viavant is (509) 525-5304.
- Does Peter Viavant accept Medicare?
- Peter Viavant is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Peter Viavant's NPI active?
- Yes — Peter Viavant's NPI (1609965144) is active in the NPPES registry as of the last update on 2011-08-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.