Gavin Sievers
NPI 1639043375 · Family Nurse Practitioner · Richland, WA
Gavin Sievers is a Family Nurse Practitioner provider in Richland, WA (NPI 1639043375).
Provider details
- NPI number
- 1639043375
- Entity type
- Individual
- Primary specialty
- Family Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- AP70043949 (WA)
Specialties & taxonomies
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
Under 1 yr in 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
- 2025-10-04
- Last updated
- 2025-10-04
- Certified
- 2025-10-04
Frequently asked questions
- What is Gavin Sievers's NPI number?
- Gavin Sievers's National Provider Identifier (NPI) is 1639043375, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gavin Sievers's specialty?
- Gavin Sievers is listed in the NPPES registry with a primary specialty of Family Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gavin Sievers located?
- Gavin Sievers's practice location on file with NPPES is 1844 Newhaven Loop, Richland, WA 99352-7637.
- What is Gavin Sievers's phone number?
- The practice phone number listed in the NPPES registry for Gavin Sievers is (509) 378-5163.
- Is Gavin Sievers's NPI active?
- Yes — Gavin Sievers's NPI (1639043375) is active in the NPPES registry as of the last update on 2025-10-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.