Steven A. Chismar, M.D.
NPI 1790775047ActiveIndividual· Obstetrics & Gynecology· Dover, OH
Obstetrics & Gynecology (M.D.) in Dover, Ohio, trained at Northeastern Ohio University College of Medicine (class of 1997). In 2024 Medicare paid $3,044 for 24 patients, and Part D covered 66 of their prescriptions, 86% of them generic. Organon LLC was the largest of 4 companies reporting payments in 2025, $113.05 in all, mostly food and beverage.
Overview
| NPI | 1790775047 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Oct 27, 2005 |
| Last updated in NPPES | Mar 24, 2020 |
| Certified by provider | Mar 24, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 35-07-9203 | OH |
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 - Obstetrics/Gynecology (OH) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 24 |
|---|---|
| Services billed | 342 across 18 procedure codes |
| Paid by Medicare | $3,044 |
Part D prescriptions in 2024
| Prescriptions (claims) | 66 · 104 30-day fills |
|---|---|
| Patients | 29 |
| Total drug cost | $4,154 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Northeastern Ohio University College of Medicine |
|---|---|
| Graduation year | 1997 |
| Medicare specialty | Obstetrics/Gynecology |
Hospital affiliation
- Union HospitalDover, OH
Industry payments (Open Payments)
- 2025$113.05 · 5 payments from 4 companies
- 2024$108.54 · 5 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Organon LLC | $43.25 | 2 |
| Coopersurgical, Inc. | $32.25 | 1 |
| Astellas Pharma US Inc | $21.15 | 1 |
| Sumitomo Pharma America, Inc. | $16.40 | 1 |
What the 2025 payments were for
- Food and Beverage$113.05 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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