David K. Charles, MD
NPI 1588169015ActiveIndividual· Urology· Waukesha, WI
Urology (MD) in Waukesha, Wisconsin, trained at Medical College of Wisconsin (class of 2018). Their prescriptions cost Medicare Part D more than their services did: $43,066 for 319 claims, against $22,725 paid for services in 2024. Janssen Biotech, Inc. was the largest of 5 companies reporting payments in 2025, $129.15 in all, mostly food and beverage.
Overview
| NPI | 1588169015 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 27, 2018 |
| Last updated in NPPES | Oct 30, 2025 |
| Certified by provider | Oct 30, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Urology Primary | 208800000X | 72401 | WI |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Urology (WI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 179 |
|---|---|
| Services billed | 300 across 36 procedure codes |
| Paid by Medicare | $22,725 |
Part D prescriptions in 2024
| Prescriptions (claims) | 319 · 526 30-day fills |
|---|---|
| Patients | 116 |
| Total drug cost | $43,066 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Medical College of Wisconsin |
|---|---|
| Graduation year | 2018 |
| Medicare specialty | Urology |
Medical groups
- Watertown Physician Practices LLCWatertown, WI · 67 clinicians
- Urology Associates Ltd SCWaukesha, WI · 17 clinicians
Hospital affiliations
- Oconomowoc Memorial HospitalOconomowoc, WI
- Uva Health Culpeper Medical CenterCulpeper, VA
- Watertown Memorial HospitalWatertown, WI
- Waukesha Memorial HospitalWaukesha, WI
Industry payments (Open Payments)
- 2025$129.15 · 6 payments from 5 companies
- 2024$4,346 · 20 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $37.63 | 1 |
| Endo USA, Inc. | $35.97 | 2 |
| Becton, Dickinson and Company | $24.00 | 1 |
| Merck Sharp & Dohme LLC | $16.08 | 1 |
| Antares Pharma, Inc. | $15.47 | 1 |
What the 2025 payments were for
- Food and Beverage$129.15 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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