IndividualActive
William Vang, MD
NPI 1649066671 · Family Medicine Physician · Janesville, WI
William Vang, MD is a Family Medicine Physician provider in Janesville, WI (NPI 1649066671).
Provider details
- NPI number
- 1649066671
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- Yes
- License
- PAR-0000670775 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
Established profile(55/100 index)
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
1 yr 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
1000 Mineral Point Ave
Janesville, WI 53548-2940
Phone: (608) 756-6000
Street-level locationGet directions
Mailing address
6222 Lilac Dr N
Brooklyn Center, MN 55430-2249
Registry dates
- Enumerated
- 2025-04-16
- Last updated
- 2025-04-16
- Certified
- 2025-04-16
Frequently asked questions
- What is William Vang's NPI number?
- William Vang's National Provider Identifier (NPI) is 1649066671, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is William Vang's specialty?
- William Vang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is William Vang located?
- William Vang's practice location on file with NPPES is 1000 Mineral Point Ave, Janesville, WI 53548-2940.
- What is William Vang's phone number?
- The practice phone number listed in the NPPES registry for William Vang is (608) 756-6000.
- Is William Vang's NPI active?
- Yes — William Vang's NPI (1649066671) is active in the NPPES registry as of the last update on 2025-04-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.