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Douglas Wonder, DO
NPI 1952398679 · Family Medicine Physician · Fond Du Lac, WI
Douglas Wonder, DO is a Family Medicine Physician provider in Fond Du Lac, WI (NPI 1952398679).
Provider details
- NPI number
- 1952398679
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
- License
- 28619 (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
145 N Main St
Fond Du Lac, WI 54935-3423
Phone: (920) 926-8492
Street-level locationGet directions
Mailing address
420 E Division St
Fond Du Lac, WI 54935-4560
Registry dates
- Enumerated
- 2005-09-29
- Last updated
- 2020-10-22
- Certified
- 2020-10-22
Frequently asked questions
- What is Douglas Wonder's NPI number?
- Douglas Wonder's National Provider Identifier (NPI) is 1952398679, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Douglas Wonder's specialty?
- Douglas Wonder is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Douglas Wonder located?
- Douglas Wonder's practice location on file with NPPES is 145 N Main St, Fond Du Lac, WI 54935-3423.
- What is Douglas Wonder's phone number?
- The practice phone number listed in the NPPES registry for Douglas Wonder is (920) 926-8492.
- Is Douglas Wonder's NPI active?
- Yes — Douglas Wonder's NPI (1952398679) is active in the NPPES registry as of the last update on 2020-10-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.