Lewis J. Thomas IV, MD
NPI 1790043362ActiveIndividual· Urology· Saint Louis, MO
Urology (MD) in Saint Louis, Missouri, trained at University of Missouri, Columbia School of Medicine (class of 2012). 132 Medicare patients in 2024, $28,445 paid; nearly all of their 292 Part D prescriptions were generic (97%). Calyxo, Inc. was the largest of 3 companies reporting payments in 2025, $209.41 in all, mostly food and beverage.
Overview
| NPI | 1790043362 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 2, 2012 |
| Last updated in NPPES | Sep 11, 2025 |
| Certified by provider | Sep 11, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 2020025237 | MO |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 132 |
|---|---|
| Services billed | 266 across 43 procedure codes |
| Paid by Medicare | $28,445 |
Part D prescriptions in 2024
| Prescriptions (claims) | 292 · 534 30-day fills |
|---|---|
| Patients | 98 |
| Total drug cost | $5,645 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | University of Missouri, Columbia School of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Urology |
Medical group
- Washington UniversitySaint Louis, MO · 3,029 clinicians
Hospital affiliations
- Barnes Jewish HospitalSaint Louis, MO
- Barnes-Jewish St Peters HospitalSaint Peters, MO
- Barnes-Jewish West County HospitalCreve Coeur, MO
Industry payments (Open Payments)
- 2025$209.41 · 3 payments from 3 companies
- 2024$551.54 · 9 payments from 7 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Calyxo, Inc. | $161.05 | 1 |
| Endo USA, Inc. | $29.51 | 1 |
| Boston Scientific Corporation | $18.85 | 1 |
What the 2025 payments were for
- Food and Beverage$209.41 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 100 urologists in Saint Louis · All urologists in Missouri