Constance Gundacker, M.D.
NPI 1891081543 · Pediatrics Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Constance Gundacker, M.D. is a Pediatrics Physician provider in Milwaukee, WI (NPI 1891081543).
Provider details
- NPI number
- 1891081543
- Entity type
- Individual
- Primary specialty
- Pediatrics PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 67655 (WI)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 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
Mailing address
Registry dates
- Enumerated
- 2011-06-21
- Last updated
- 2022-07-21
Frequently asked questions
- What is Constance Gundacker's NPI number?
- Constance Gundacker's National Provider Identifier (NPI) is 1891081543, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Constance Gundacker's specialty?
- Constance Gundacker is listed in the NPPES registry with a primary specialty of Pediatrics Physician (Allopathic & Osteopathic Physicians).
- Where is Constance Gundacker located?
- Constance Gundacker's practice location on file with NPPES is 5433 W Fond Du Lac Ave, Milwaukee, WI 53216-1382.
- What is Constance Gundacker's phone number?
- The practice phone number listed in the NPPES registry for Constance Gundacker is (414) 277-8909.
- Does Constance Gundacker accept Medicare?
- Constance Gundacker is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Constance Gundacker's NPI active?
- Yes — Constance Gundacker's NPI (1891081543) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.