Amy Elizabeth Dezern, MD
NPI 1780738229ActiveIndividual· Internal Medicine, Medical Oncology· Baltimore, MD
Internal Medicine, Medical Oncology (MD) in Baltimore, Maryland, trained at Johns Hopkins University School of Medicine (class of 2005). Their prescriptions cost Medicare Part D more than their services did: $2,340,350 for 420 claims, against $63,142 paid for services in 2024. Geron Corporation was the largest of 4 companies reporting payments in 2025, $20,446 in all, mostly consulting fees.
Overview
| NPI | 1780738229 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jan 22, 2007 |
| Last updated in NPPES | Jan 25, 2013 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | D67193 | MD |
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 - Hematology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 225 |
|---|---|
| Services billed | 689 across 17 procedure codes |
| Paid by Medicare | $63,142 |
Part D prescriptions in 2024
| Prescriptions (claims) | 420 · 532 30-day fills |
|---|---|
| Patients | 65 |
| Total drug cost | $2,340,350 |
| Generic share | 71% of claims |
Education and affiliations
| Medical school | Johns Hopkins University School of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Hematology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Johns Hopkins UniversityBaltimore, MD · 2,909 clinicians
Hospital affiliations
- Johns Hopkins Bayview Medical CenterBaltimore, MD
- Johns Hopkins Hospital, theBaltimore, MD
- Sibley Memorial HospitalWashington, DC
Other facilities
- The Johns Hopkins Home Health Services, IncHome health agency · Baltimore, MD
Industry payments (Open Payments)
- 2025$20,446 · 13 payments from 4 companies
- 2024$9,629 · 6 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Geron Corporation | $17,578 | 10 |
| Agios Pharmaceuticals, Inc. | $1,665 | 1 |
| Pfizer Inc. | $1,100 | 1 |
| National Marrow Donor Program | $102.62 | 1 |
What the 2025 payments were for
- Consulting Fee$14,465 · 6 payments
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$5,606 · 2 payments
- Food and Beverage$374.80 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 138 medical oncologists in Baltimore · All medical oncologists in Maryland