Gerri Dyer, NP
NPI 1952328486ActiveIndividual· Nurse Practitioner· Herrin, IL
Nurse Practitioner (NP) in Herrin, Illinois, trained at Saint Louis University School of Medicine (class of 2004). 1,103 Medicare patients in 2024, $712,182 paid; nearly all of their 1,485 Part D prescriptions were generic (93%). Amgen Inc. was the largest of 15 companies reporting payments in 2025, $1,199 in all, mostly food and beverage.
Overview
| NPI | 1952328486 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | NP |
| Sole proprietor | No |
| NPI issued | Jul 17, 2006 |
| Last updated in NPPES | Jul 9, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner Primary | 363L00000X | — | 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 - Nurse Practitioner (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,103 |
|---|---|
| Services billed | 6,240 across 56 procedure codes |
| Paid by Medicare | $712,182 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,485 · 1,604 30-day fills |
|---|---|
| Patients | 508 |
| Total drug cost | $510,355 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Saint Louis University School of Medicine |
|---|---|
| Graduation year | 2004 |
| Medicare specialty | Nurse Practitioner |
Medical group
- Southern Illinois Dermatology, PCMount Vernon, IL · 14 clinicians
Hospital affiliation
- Herrin HospitalHerrin, IL
Industry payments (Open Payments)
- 2025$1,199 · 47 payments from 15 companies
- 2024$1,334 · 60 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $238.49 | 15 |
| Incyte Corporation | $198.23 | 4 |
| Galderma Laboratories, L.P. | $182.17 | 5 |
| Abbvie Inc. | $116.48 | 5 |
| Janssen Biotech, Inc. | $99.99 | 1 |
What the 2025 payments were for
- Food and Beverage$1,099 · 46 payments
- Education$99.99 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 32 nurse practitioners in Herrin · All nurse practitioners in Illinois