Holger Wienzek, MD, MBA
NPI 1902785413 · Anesthesiology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Holger Wienzek, MD, MBA is a Anesthesiology Physician provider in Milwaukee, WI (NPI 1902785413).
Provider details
- NPI number
- 1902785413
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD, MBA
- Sex
- Male
- Sole proprietor
- No
- License
- 85916-875 (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
Under 1 yr in 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
- 2025-08-28
- Last updated
- 2025-09-10
- Certified
- 2025-09-10
Frequently asked questions
- What is Holger Wienzek's NPI number?
- Holger Wienzek's National Provider Identifier (NPI) is 1902785413, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Holger Wienzek's specialty?
- Holger Wienzek is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Holger Wienzek located?
- Holger Wienzek's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is Holger Wienzek's phone number?
- The practice phone number listed in the NPPES registry for Holger Wienzek is (414) 805-2715.
- Does Holger Wienzek accept Medicare?
- Holger Wienzek is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Holger Wienzek's NPI active?
- Yes — Holger Wienzek's NPI (1902785413) is active in the NPPES registry as of the last update on 2025-09-10.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.