Parker Lee Ellison Jr., MD
NPI 1760911598ActiveIndividual· Internal Medicine, Gastroenterology· Flowood, MS
Internal Medicine, Gastroenterology (MD) in Flowood, Mississippi, trained at University of Mississippi School of Medicine (class of 2017). In 2024 Medicare paid $218,751 for 442 patients, and Part D covered 523 of their prescriptions, 82% of them generic. Abbvie Inc. was the largest of 8 companies reporting payments in 2025, $439.21 in all, mostly food and beverage.
Overview
| NPI | 1760911598 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 6, 2017 |
| Last updated in NPPES | Feb 27, 2025 |
| Certified by provider | Feb 27, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 31210 | MS |
| Internal Medicine | 207R00000X | LL51144 | SC |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Gastroenterology (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 442 |
|---|---|
| Services billed | 10,860 across 87 procedure codes |
| Paid by Medicare | $218,751 |
Part D prescriptions in 2024
| Prescriptions (claims) | 523 · 717 30-day fills |
|---|---|
| Patients | 238 |
| Total drug cost | $165,984 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- St. Dominic Medical Associates LLCMadison, MS · 132 clinicians
- Gastrointestinal Associates PAMadison, MS · 46 clinicians
Hospital affiliations
- Merit Health River OaksFlowood, MS
- Mississippi Baptist Medical CenterJackson, MS
- St Dominic-Jackson Memorial HospitalJackson, MS
Industry payments (Open Payments)
- 2025$439.21 · 16 payments from 8 companies
- 2024$827.22 · 25 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $186.95 | 5 |
| Regeneron Healthcare Solutions, Inc. | $61.58 | 2 |
| Phathom Pharmaceuticals, Inc. | $47.62 | 2 |
| Ipsen Biopharmaceuticals, Inc | $38.00 | 2 |
| Intercept Pharmaceuticals, Inc. | $32.24 | 2 |
What the 2025 payments were for
- Food and Beverage$439.21 · 16 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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