Gregory A. Stynowick, MD
NPI 1437256542ActiveIndividual· Pain Medicine, Pain Medicine· Florissant, MO
Pain Medicine, Pain Medicine (MD) in Florissant, Missouri, trained at University of Missouri, Kansas City, School of Medicine (class of 2001). 220 Medicare patients in 2024, $164,423 paid; nearly all of their 3,985 Part D prescriptions were generic (96%). Curonix LLC was the largest of 8 companies reporting payments in 2025, $1,695 in all, mostly food and beverage.
Overview
| NPI | 1437256542 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 20, 2006 |
| Last updated in NPPES | Mar 26, 2021 |
| Certified by provider | Mar 26, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pain Medicine, Pain Medicine Primary | 208VP0000X | 2004001665 | MO |
| Anesthesiology | 207L00000X | 2004001665 | MO |
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 - Interventional Pain Management (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 220 |
|---|---|
| Services billed | 3,741 across 46 procedure codes |
| Paid by Medicare | $164,423 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,985 · 4,145 30-day fills |
|---|---|
| Patients | 418 |
| Total drug cost | $218,633 |
| Generic share | 96% of claims |
Education and affiliations
| Medical school | University of Missouri, Kansas City, School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Interventional Pain Management |
Medical group
- Pain Management Medical Center, LLCFlorissant, MO · 2 clinicians
Hospital affiliations
- Alton Memorial HospitalAlton, IL
- Anderson HospitalMaryville, IL
- Christian Hospital NortheastSaint Louis, MO
- Mercy Hospital St LouisSaint Louis, MO
- Ssm Health Depaul Hospital St LouisBridgeton, MO
Industry payments (Open Payments)
- 2025$1,695 · 55 payments from 8 companies
- 2024$1,823 · 64 payments from 12 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Curonix LLC | $740.86 | 4 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $274.64 | 18 |
| Boston Scientific Corporation | $245.34 | 15 |
| Biotronik Nro, Inc. | $202.20 | 7 |
| Ibsa Pharma Inc. | $117.18 | 7 |
What the 2025 payments were for
- Food and Beverage$964.37 · 52 payments
- Travel and Lodging$730.79 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records