Debra J. Kester, PA-C
NPI 1477673747ActiveIndividual· Physician Assistant· Herrin, IL
Physician Assistant (PA-C) with Southern Illinois Medical Services Nfp and 1 other group, practicing in Herrin, Illinois. Their prescriptions cost Medicare Part D more than their services did: $503,423 for 7,063 claims, against $36,839 paid for services in 2024. Phathom Pharmaceuticals, Inc. was the largest of 8 companies reporting payments in 2025, $774.46 in all, mostly food and beverage. Lists Harrisburg Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1477673747 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Mar 30, 2007 |
| Last updated in NPPES | Aug 26, 2024 |
| Certified by provider | Aug 26, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 085001727 | IL |
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 - Physician Assistant (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 265 |
|---|---|
| Services billed | 1,163 across 18 procedure codes |
| Paid by Medicare | $36,839 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,063 · 14,304 30-day fills |
|---|---|
| Patients | 571 |
| Total drug cost | $503,423 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 2001 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical groups
- Southern Illinois Medical Services NfpCarterville, IL · 334 clinicians
- Logan Primary Care Service Corp.Herrin, IL · 34 clinicians
Hospital affiliations
- Harrisburg Medical CenterHarrisburg, IL
- Heartland Regional Medical CenterMarion, IL
- Herrin HospitalHerrin, IL
- Memorial Hospital of CarbondaleCarbondale, IL
- St Joseph Memorial HospitalMurphysboro, IL
Other facilities
- Lhc-Illinois Home Health CareHome health agency · Marion, IL
- Residential Home Health of Southern Illinois, LLCHome health agency · Marion, IL
Industry payments (Open Payments)
- 2025$774.46 · 64 payments from 8 companies
- 2024$564.95 · 33 payments from 11 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Phathom Pharmaceuticals, Inc. | $275.85 | 5 |
| Astrazeneca Pharmaceuticals LP | $191.06 | 32 |
| Abbvie Inc. | $154.46 | 18 |
| Novo Nordisk Inc | $85.00 | 5 |
| Lilly USA, LLC | $19.58 | 1 |
What the 2025 payments were for
- Food and Beverage$774.46 · 64 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 29 physician assistants in Herrin · All physician assistants in Illinois