Cynthia A. Griessel, PA-C
NPI 1659510725ActiveIndividual· Physician Assistant· Springfield, MO
Physician Assistant (PA-C) with Mercy Clinic Springfield Communities, practicing in Springfield, Missouri. Their prescriptions cost Medicare Part D more than their services did: $289,483 for 5,819 claims, against $55,294 paid for services in 2024. Exact Sciences Corporation was the largest of 5 companies reporting payments in 2025, $480.71 in all, mostly food and beverage. Lists Mercy Hospital Springfield as a hospital affiliation.
Overview
| NPI | 1659510725 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Feb 13, 2009 |
| Last updated in NPPES | Feb 7, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 2009006307 | 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 - Physician Assistant (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 302 |
|---|---|
| Services billed | 1,881 across 61 procedure codes |
| Paid by Medicare | $55,294 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,819 · 13,620 30-day fills |
|---|---|
| Patients | 705 |
| Total drug cost | $289,483 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Physician Assistant |
| Telehealth | Offers telehealth |
Medical group
- Mercy Clinic Springfield CommunitiesLebanon, MO · 1,120 clinicians
Hospital affiliation
- Mercy Hospital SpringfieldSpringfield, MO
Industry payments (Open Payments)
- 2025$480.71 · 6 payments from 5 companies
- 2024$244.59 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Exact Sciences Corporation | $106.86 | 2 |
| Neurocrine Biosciences, Inc. | $105.44 | 1 |
| Alexion Pharmaceuticals, Inc. | $90.80 | 1 |
| Vertex Pharmaceuticals Incorporated | $89.99 | 1 |
| Madrigal Pharmaceuticals | $87.62 | 1 |
What the 2025 payments were for
- Food and Beverage$480.71 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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