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Nils Olson, DO
NPI 1013026525 · Family Medicine Physician · Mercer, WI
Nils Olson, DO is a Family Medicine Physician provider in Mercer, WI (NPI 1013026525).
Provider details
- NPI number
- 1013026525
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 19018 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(90/100 index)
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
5110 N US Highway 51
Mercer, WI 54547
Phone: (715) 476-2345
Street-level locationGet directions
Mailing address
1000 N Oak Ave
Marshfield, WI 54449-5777
Registry dates
- Enumerated
- 2006-08-29
- Last updated
- 2007-07-08
Frequently asked questions
- What is Nils Olson's NPI number?
- Nils Olson's National Provider Identifier (NPI) is 1013026525, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Nils Olson's specialty?
- Nils Olson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Nils Olson located?
- Nils Olson's practice location on file with NPPES is 5110 N US Highway 51, Mercer, WI 54547.
- What is Nils Olson's phone number?
- The practice phone number listed in the NPPES registry for Nils Olson is (715) 476-2345.
- Is Nils Olson's NPI active?
- Yes — Nils Olson's NPI (1013026525) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.