Irina A. Fennimore, MD
NPI 1588829360ActiveIndividual· Obstetrics & Gynecology· Montgomery, OH
Obstetrics & Gynecology (MD) with Trihealth H LLC, practicing in Montgomery, Ohio. Their prescriptions cost Medicare Part D more than their services did: $19,218 for 271 claims, against $7,472 paid for services in 2024. Astellas Pharma US Inc was the largest of 15 companies reporting payments in 2025, $869.22 in all, mostly food and beverage. Lists Bethesda North and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1588829360 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 22, 2008 |
| Last updated in NPPES | Nov 15, 2023 |
| Certified by provider | Nov 15, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 35090197 | OH |
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 - Obstetrics/Gynecology (IN); Practitioner - Obstetrics/Gynecology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 119 across 21 procedure codes |
| Paid by Medicare | $7,472 |
Part D prescriptions in 2024
| Prescriptions (claims) | 271 · 446 30-day fills |
|---|---|
| Patients | 75 |
| Total drug cost | $19,218 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1993 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Trihealth H LLCCincinnati, OH · 850 clinicians
Hospital affiliations
- Bethesda NorthCincinnati, OH
- Good Samaritan HospitalCincinnati, OH
- Mercy Health - Fairfield HospitalFairfield, OH
Industry payments (Open Payments)
- 2025$869.22 · 39 payments from 15 companies
- 2024$730.47 · 39 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $203.96 | 9 |
| Sumitomo Pharma America, Inc. | $108.20 | 5 |
| Sage Therapeutics, LLC | $92.29 | 4 |
| Mayne Pharma Commercial LLC | $89.41 | 4 |
| Exeltis, USA Inc. | $71.23 | 4 |
What the 2025 payments were for
- Food and Beverage$869.22 · 39 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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