Darwin Gerardo Ramirez Abreu, MD
NPI 1972759082ActiveIndividual· Psychiatry & Neurology, Neurocritical Care· Toledo, OH
Psychiatry & Neurology, Neurocritical Care (MD) in Toledo, Ohio, licensed in OH, MO and MN, with an NPI issued in August 2008. 211 Medicare patients in 2024, $43,052 paid; nearly all of their 58 Part D prescriptions were generic (98%). Penumbra, Inc. was the largest of 3 companies reporting payments in 2025, $338.18 in all, mostly food and beverage. Lists Mercy St Vincent Medical Center as a hospital affiliation.
Overview
| NPI | 1972759082 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 9, 2008 |
| Last updated in NPPES | Sep 22, 2026 |
| Certified by provider | Sep 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Psychiatry & Neurology, Neurocritical Care Primary | 2084A2900X | 35.099843 | OH |
| Psychiatry & Neurology, Neurology | 2084N0400X | 2014009231 | MO |
| Psychiatry & Neurology, Neurology | 2084N0400X | 63145 | MN |
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 - Neurology (MN); Practitioner - Neurology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 211 |
|---|---|
| Services billed | 359 across 17 procedure codes |
| Paid by Medicare | $43,052 |
Part D prescriptions in 2024
| Prescriptions (claims) | 58 · 98 30-day fills |
|---|---|
| Patients | 24 |
| Total drug cost | $4,703 |
| Generic share | 98% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Neurology |
Hospital affiliation
- Mercy St Vincent Medical CenterToledo, OH
Industry payments (Open Payments)
- 2025$338.18 · 6 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Penumbra, Inc. | $169.83 | 4 |
| Depuy Synthes Sales Inc. | $124.22 | 1 |
| Microvention, Inc. | $44.13 | 1 |
What the 2025 payments were for
- Food and Beverage$338.18 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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