Michael Schmalz, MD
NPI 1801863576 · Gastroenterology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Michael Schmalz, MD is a Gastroenterology Physician provider in Milwaukee, WI (NPI 1801863576).
Provider details
- NPI number
- 1801863576
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 26039-020 (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
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
Mailing address
Registry dates
- Enumerated
- 2006-03-02
- Last updated
- 2020-10-27
- Certified
- 2020-10-27
Frequently asked questions
- What is Michael Schmalz's NPI number?
- Michael Schmalz's National Provider Identifier (NPI) is 1801863576, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Michael Schmalz's specialty?
- Michael Schmalz is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Michael Schmalz located?
- Michael Schmalz's practice location on file with NPPES is 2801 W Kinnickinnic River Pkwy Ste 1080, Milwaukee, WI 53215-3689.
- What is Michael Schmalz's phone number?
- The practice phone number listed in the NPPES registry for Michael Schmalz is (414) 908-6601.
- Does Michael Schmalz accept Medicare?
- Michael Schmalz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Michael Schmalz's NPI active?
- Yes — Michael Schmalz's NPI (1801863576) is active in the NPPES registry as of the last update on 2020-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.