Reynolds Josias Risseeuw, MD
NPI 1609306869ActiveIndividual· Obstetrics & Gynecology· Chillicothe, OH
Obstetrics & Gynecology (MD) with Adena Medical Group LLC and 1 other group, practicing in Chillicothe, Ohio. 29 Medicare patients in 2024, $6,030 paid; nearly all of their 204 Part D prescriptions were generic (94%). Astellas Pharma US Inc was the largest of 10 companies reporting payments in 2025, $743.28 in all, mostly food and beverage. Lists Adena Pike Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1609306869 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 19, 2017 |
| Last updated in NPPES | Jul 15, 2024 |
| Certified by provider | Jul 15, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 35.145659 | OH |
| 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 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 | 29 |
|---|---|
| Services billed | 73 across 23 procedure codes |
| Paid by Medicare | $6,030 |
Part D prescriptions in 2024
| Prescriptions (claims) | 204 · 242 30-day fills |
|---|---|
| Patients | 58 |
| Total drug cost | $7,127 |
| Generic share | 94% of claims |
Education and affiliations
| Graduation year | 2017 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
Medical groups
- Adena Medical Group LLCChillicothe, OH · 386 clinicians
- Obhg Ohio CorpLima, OH · 14 clinicians
Hospital affiliations
- Adena Pike Medical CenterWaverly, OH
- Adena Regional Medical CenterChillicothe, OH
Industry payments (Open Payments)
- 2025$743.28 · 26 payments from 10 companies
- 2024$379.25 · 18 payments from 10 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astellas Pharma US Inc | $390.16 | 9 |
| Sage Therapeutics, LLC | $83.58 | 3 |
| Organon LLC | $51.77 | 3 |
| Mayne Pharma Commercial LLC | $46.80 | 2 |
| Amgen Inc. | $44.81 | 3 |
What the 2025 payments were for
- Food and Beverage$485.28 · 23 payments
- Education$258.00 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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