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David Lonsdorf, MD
NPI 1033179205 · Family Medicine Physician · Mt Horeb, WI
David Lonsdorf, MD is a Family Medicine Physician provider in Mt Horeb, WI (NPI 1033179205).
Provider details
- NPI number
- 1033179205
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 26150 (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
20 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
600 N 8th St
Mt Horeb, WI 53572
Phone: (608) 437-3064
Fax: (608) 437-4542
Street-level locationGet directions
Mailing address
7974 Uw Health Ct
Middleton, WI 53562-5531
Registry dates
- Enumerated
- 2006-03-23
- Last updated
- 2009-03-04
Frequently asked questions
- What is David Lonsdorf's NPI number?
- David Lonsdorf's National Provider Identifier (NPI) is 1033179205, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is David Lonsdorf's specialty?
- David Lonsdorf is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is David Lonsdorf located?
- David Lonsdorf's practice location on file with NPPES is 600 N 8th St, Mt Horeb, WI 53572.
- What is David Lonsdorf's phone number?
- The practice phone number listed in the NPPES registry for David Lonsdorf is (608) 437-3064.
- Is David Lonsdorf's NPI active?
- Yes — David Lonsdorf's NPI (1033179205) is active in the NPPES registry as of the last update on 2009-03-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.