Ronald Nielsen, MD
NPI 1891851820 · Internal Medicine Physician · University Place, WA
Ronald Nielsen, MD is a Internal Medicine Physician provider in University Place, WA (NPI 1891851820).
Provider details
- NPI number
- 1891851820
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD00026852 (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
- 2006-12-27
- Last updated
- 2026-05-03
Frequently asked questions
- What is Ronald Nielsen's NPI number?
- Ronald Nielsen's National Provider Identifier (NPI) is 1891851820, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ronald Nielsen's specialty?
- Ronald Nielsen is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ronald Nielsen located?
- Ronald Nielsen's practice location on file with NPPES is 2901 Bridgeport Way W, University Place, WA 98466-4614.
- What is Ronald Nielsen's phone number?
- The practice phone number listed in the NPPES registry for Ronald Nielsen is (253) 534-7000.
- Is Ronald Nielsen's NPI active?
- Yes — Ronald Nielsen's NPI (1891851820) is active in the NPPES registry as of the last update on 2026-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.