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Ralph Knudson, MD
NPI 1205832557 · Family Medicine Physician · Tomah, WI
Ralph Knudson, MD is a Family Medicine Physician provider in Tomah, WI (NPI 1205832557).
Provider details
- NPI number
- 1205832557
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 46173 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Detailed profile(91/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
21 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
1330 N Superior Ave
Tomah, WI 54660-1130
Phone: (608) 372-4111
Street-level locationGet directions
Mailing address
1836 South Ave
La Crosse, WI 54601-5429
Registry dates
- Enumerated
- 2005-06-22
- Last updated
- 2007-07-08
Frequently asked questions
- What is Ralph Knudson's NPI number?
- Ralph Knudson's National Provider Identifier (NPI) is 1205832557, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ralph Knudson's specialty?
- Ralph Knudson is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Ralph Knudson located?
- Ralph Knudson's practice location on file with NPPES is 1330 N Superior Ave, Tomah, WI 54660-1130.
- What is Ralph Knudson's phone number?
- The practice phone number listed in the NPPES registry for Ralph Knudson is (608) 372-4111.
- Is Ralph Knudson's NPI active?
- Yes — Ralph Knudson's NPI (1205832557) 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.