Charles J. Ryan, MD
NPI 1083672000ActiveIndividual· Internal Medicine, Medical Oncology· Minneapolis, MN
Internal Medicine, Medical Oncology (MD) in Minneapolis, Minnesota, trained at University of Wisconsin School of Medicine (class of 1996). Their prescriptions cost Medicare Part D more than their services did: $358,594 for 64 claims, against $11,657 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 9 companies reporting payments in 2025, $18,866 in all, mostly consulting fees.
Overview
| NPI | 1083672000 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 1, 2006 |
| Last updated in NPPES | Nov 13, 2018 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 64731 | MN |
| Internal Medicine | 207R00000X | A83236 | CA |
| Internal Medicine, Medical Oncology | 207RX0202X | A83236 | CA |
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 - Medical Oncology (NJ); Practitioner - Medical Oncology (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 82 |
|---|---|
| Services billed | 113 across 9 procedure codes |
| Paid by Medicare | $11,657 |
Part D prescriptions in 2024
| Prescriptions (claims) | 64 · 89 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $358,594 |
| Generic share | 45% of claims |
Education and affiliations
| Medical school | University of Wisconsin School of Medicine |
|---|---|
| Graduation year | 1996 |
| Medicare specialty | Medical Oncology |
| Telehealth | Offers telehealth |
Medical groups
- Msk MonmouthMiddletown, NJ · 295 clinicians
- Memorial Solid Tumor GroupNew York, NY · 234 clinicians
Industry payments (Open Payments)
- 2025$18,866 · 22 payments from 9 companies
- 2024$14,302 · 8 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $9,811 | 7 |
| Janssen Biotech, Inc. | $2,820 | 1 |
| Sumitomo Pharma America, Inc. | $2,708 | 2 |
| Tolmar, Inc. | $2,600 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $343.50 | 4 |
What the 2025 payments were for
- Consulting Fee$14,420 · 4 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$2,625 · 1 payment
- Food and Beverage$1,333 · 15 payments
- Travel and Lodging$487.48 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Medical Oncology providers in Minneapolis
- 1407721335
- 1568528768
- 1831321785
- 1487757084
- 1821020561
- 1760467427
- 1124481536
- 1386670297
- 1255300885
- 1376736736
- 1528201233
- 1497845861
All Internal Medicine, Medical Oncology providers in Minnesota →