Gayla Estelle Jackson, MD
NPI 1184852592ActiveIndividual· Internal Medicine· Florissant, MO
Internal Medicine (MD) in Florissant, Missouri, trained at University of Kansas School of Med (Kc/Wich/Sal) (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $789,825 for 7,634 claims, against $21,858 paid for services in 2024. Inspire Medical Systems, Inc. was the largest of 7 companies reporting payments in 2025, $276.47 in all, mostly food and beverage.
Overview
| NPI | 1184852592 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 24, 2009 |
| Last updated in NPPES | Sep 26, 2025 |
| Certified by provider | Sep 26, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 2012019250 | MO |
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 - Internal Medicine (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 100 |
|---|---|
| Services billed | 297 across 20 procedure codes |
| Paid by Medicare | $21,858 |
Part D prescriptions in 2024
| Prescriptions (claims) | 7,634 · 16,911 30-day fills |
|---|---|
| Patients | 461 |
| Total drug cost | $789,825 |
| Generic share | 85% of claims |
Education and affiliations
| Medical school | University of Kansas School of Med (Kc/Wich/Sal) |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Internal Medicine |
Medical group
- Physician Groups LcFarmington, MO · 521 clinicians
Hospital affiliation
- Christian Hospital NortheastSaint Louis, MO
Industry payments (Open Payments)
- 2025$276.47 · 8 payments from 7 companies
- 2024$922.21 · 40 payments from 17 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inspire Medical Systems, Inc. | $120.54 | 1 |
| Lilly USA, LLC | $54.42 | 2 |
| Novo Nordisk Inc | $23.35 | 1 |
| Corcept Therapeutics | $21.73 | 1 |
| Medtronic, Inc. | $21.30 | 1 |
What the 2025 payments were for
- Food and Beverage$276.47 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 35 internal medicine physicians in Florissant · All internal medicine physicians in Missouri