Yonatan Negasi Yohannes, M.D.
NPI 1780024232ActiveIndividual· Emergency Medicine· Columbia, MD
Emergency Medicine (M.D.) with Johns Hopkins University, practicing in Columbia, Maryland. 512 Medicare patients in 2024, $67,024 paid; nearly all of their 144 Part D prescriptions were generic (93%). Astrazeneca Pharmaceuticals LP reported $20.24 in payments in 2024, mostly food and beverage. Lists Johns Hopkins Howard County Medical Center as a hospital affiliation.
Overview
| NPI | 1780024232 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 28, 2013 |
| Last updated in NPPES | Aug 28, 2024 |
| Certified by provider | Aug 28, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | D88355 | MD |
| Emergency Medicine | 207P00000X | 036.143506 | IL |
| Emergency Medicine | 207P00000X | 291499 | NY |
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 - Emergency Medicine (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 512 |
|---|---|
| Services billed | 587 across 24 procedure codes |
| Paid by Medicare | $67,024 |
Part D prescriptions in 2024
| Prescriptions (claims) | 144 · 146 30-day fills |
|---|---|
| Patients | 86 |
| Total drug cost | $4,195 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2013 |
|---|---|
| Medicare specialty | Emergency Medicine |
Medical group
- Johns Hopkins UniversityBaltimore, MD · 2,909 clinicians
Hospital affiliation
- Johns Hopkins Howard County Medical CenterColumbia, MD
Industry payments (Open Payments)
- 2024$20.24 · 1 payment from 1 company
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $20.24 | 1 |
What the 2024 payments were for
- Food and Beverage$20.24 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 40 emergency medicine physicians in Columbia · All emergency medicine physicians in Maryland