Thomas Wagner, M.D.
NPI 1861841488 · Gastroenterology Physician · Milwaukee, WI
Enrolled with Medicare as Practitioner - Gastroenterology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Thomas Wagner, M.D. is a Gastroenterology Physician provider in Milwaukee, WI (NPI 1861841488).
Provider details
- NPI number
- 1861841488
- Entity type
- Individual
- Primary specialty
- Gastroenterology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- Yes
- License
- 125.068981 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
10 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
807 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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.
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 180 | $120 |
| Biopsy of Large Bowel Using a Flexible Endoscope45380 | 135 | $100 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 104 | $73 |
| Biopsy of Esophagus, Stomach, And/Or Upper Small Bowel Using a Flexible Endoscope43239 | 101 | $91 |
| Removal of Polyps Or Growths of Large Bowel Using an Endoscope With Mechanical Snare45385 | 89 | $224 |
| Initial Hospital Care With Straightforward Or Low-Level Medical Decision Making, If Using Time, at Least 55 Minutes |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 27 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Omeprazole | 301 | 117 |
| Pantoprazole Sodium | 270 | 113 |
| Metoclopramide Hcl | 169 | 143 |
| Famotidine | 95 | 37 |
| Dicyclomine Hcl | 89 | 46 |
| Peg3350/Sod Sulf,bicarb,cl/Kclbrand: Gavilyte-G | 78 | 71 |
| Sucralfate | 63 | 37 |
| Linaclotide |
Practice location
Mailing address
Additional practice locations (1)
- 5841 S Maryland Ave Ste Mc7082Chicago, IL 60637-1465Phone: (773) 702-6840Fax: (773) 702-2230
Registry dates
- Enumerated
- 2016-06-04
- Last updated
- 2019-11-20
Frequently asked questions
- What is Thomas Wagner's NPI number?
- Thomas Wagner's National Provider Identifier (NPI) is 1861841488, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Thomas Wagner's specialty?
- Thomas Wagner is listed in the NPPES registry with a primary specialty of Gastroenterology Physician (Allopathic & Osteopathic Physicians).
- Where is Thomas Wagner located?
- Thomas Wagner's practice location on file with NPPES is 9200 W Wisconsin Ave, Milwaukee, WI 53226-3522.
- What is Thomas Wagner's phone number?
- The practice phone number listed in the NPPES registry for Thomas Wagner is (414) 805-2901.
- Does Thomas Wagner accept Medicare?
- Thomas Wagner is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Thomas Wagner's NPI active?
- Yes — Thomas Wagner's NPI (1861841488) is active in the NPPES registry as of the last update on 2019-11-20.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.