Nathaniel Robert Ranney, M.D.
NPI 1366676223ActiveIndividual· Internal Medicine, Gastroenterology· Covington, LA
Internal Medicine, Gastroenterology (M.D.) in Covington, Louisiana, trained at Louisiana State University School of Medicine in New Orleans (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $687,971 for 1,577 claims, against $136,699 paid for services in 2024. Abbvie Inc. was the largest of 22 companies reporting payments in 2025, $72,573 in all, mostly speaking and faculty fees.
Overview
| NPI | 1366676223 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 7, 2009 |
| Last updated in NPPES | Jul 13, 2015 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 207661 | LA |
| Internal Medicine, Hepatology | 207RI0008X | 207661 | LA |
| Internal Medicine | 207R00000X | 207661 | LA |
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 - Gastroenterology (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 417 |
|---|---|
| Services billed | 5,171 across 53 procedure codes |
| Paid by Medicare | $136,699 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,577 · 2,482 30-day fills |
|---|---|
| Patients | 427 |
| Total drug cost | $687,971 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | Louisiana State University School of Medicine in New Orleans |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical groups
- Ochsner Clinic LLCNew Orleans, LA · 2,864 clinicians
- Texas Digestive Disease Consultants, PLLCFlower Mound, TX · 608 clinicians
Hospital affiliations
- East Jefferson General HospitalMetairie, LA
- Ochsner Medical Center AcuteNew Orleans, LA
- Slidell Memorial HospitalSlidell, LA
- St Tammany Parish HospitalCovington, LA
Industry payments (Open Payments)
- 2025$72,573 · 221 payments from 22 companies
- 2024$79,463 · 237 payments from 21 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $70,761 | 122 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $213.22 | 12 |
| Pfizer Inc. | $183.97 | 9 |
| Takeda Pharmaceuticals U.S.A., Inc. | $180.51 | 14 |
| Genzyme Corporation | $170.10 | 8 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$66,125 · 21 payments
- Food and Beverage$3,578 · 188 payments
- Travel and Lodging$2,296 · 11 payments
- Consulting Fee$575.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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