Dagny Elizabeth Von Ahrens, M.D.
NPI 1114345253ActiveIndividual· Surgery· Bronx, NY
Surgery (M.D.) with Montefiore Medical Center, practicing in Bronx, New York. Mostly services rather than prescriptions: Medicare paid $26,763 for 22 patients in 2024, with only 13 Part D claims. Organox Ltd reported $1,100 in payments in 2025, mostly travel and lodging. Lists Montefiore Medical Center as a hospital affiliation.
Overview
| NPI | 1114345253 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 5, 2014 |
| Last updated in NPPES | Apr 9, 2024 |
| Certified by provider | Mar 27, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | 286718 | NY |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - General Surgery (NY) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 22 |
|---|---|
| Services billed | 32 across 16 procedure codes |
| Paid by Medicare | $26,763 |
Part D prescriptions in 2024
| Prescriptions (claims) | 13 · 15 30-day fills |
|---|---|
| Total drug cost | $1,491 |
Education and affiliations
| Graduation year | 2014 |
|---|---|
| Medicare specialty | General Surgery |
Medical group
- Montefiore Medical CenterBronx, NY · 2,820 clinicians
Hospital affiliation
- Montefiore Medical CenterBronx, NY
Industry payments (Open Payments)
- 2025$1,100 · 5 payments from 1 company
- 2024$32.22 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organox Ltd | $1,100 | 5 |
What the 2025 payments were for
- Travel and Lodging$1,004 · 3 payments
- Food and Beverage$96.82 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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