Christina Ann Ryan, DO
NPI 1083271456ActiveIndividual· Internal Medicine, Hematology & Oncology· Bethesda, MD
Internal Medicine, Hematology & Oncology (DO) in Bethesda, Maryland, licensed in MO, with an NPI issued in May 2019. Karyopharm Therapeutics Inc. was the largest of 11 companies reporting payments in 2025, $325.31 in all, mostly food and beverage.
Overview
| NPI | 1083271456 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DO |
| Sole proprietor | No |
| NPI issued | May 21, 2019 |
| Last updated in NPPES | Sep 10, 2024 |
| Certified by provider | Sep 10, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Hematology & Oncology Primary | 207RH0003X | 2023003810 | MO |
| General Practice | 208D00000X | 2023003810 | 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) | Not in the public enrollment file of Oct 1, 2026 |
|---|
Industry payments (Open Payments)
- 2025$325.31 · 12 payments from 11 companies
- 2024$216.54 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Karyopharm Therapeutics Inc. | $46.02 | 2 |
| Celgene Corporation | $37.43 | 1 |
| Exelixis Inc. | $35.16 | 1 |
| Gilead Sciences, Inc. | $30.48 | 1 |
| Abbvie Inc. | $27.41 | 1 |
What the 2025 payments were for
- Food and Beverage$325.31 · 12 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 70 hematologist-oncologists in Bethesda · All hematologist-oncologists in Maryland