Leslie F. Mason, M.D.
NPI 1275731929ActiveIndividual· Obstetrics & Gynecology· Madison, MS
Obstetrics & Gynecology (M.D.) in Madison, Mississippi, trained at University of Mississippi School of Medicine (class of 2007). Their prescriptions cost Medicare Part D more than their services did: $27,918 for 507 claims, against $8,730 paid for services in 2024. Intuitive Surgical, Inc. was the largest of 10 companies reporting payments in 2025, $1,404 in all, mostly food and beverage.
Overview
| NPI | 1275731929 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 4, 2007 |
| Last updated in NPPES | Jun 24, 2016 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | 21521 | MS |
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 - Obstetrics/Gynecology (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 127 |
|---|---|
| Services billed | 154 across 11 procedure codes |
| Paid by Medicare | $8,730 |
Part D prescriptions in 2024
| Prescriptions (claims) | 507 · 841 30-day fills |
|---|---|
| Patients | 74 |
| Total drug cost | $27,918 |
| Generic share | 87% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2007 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Madison OB/GYN Associates, LLCMadison, MS · 2 clinicians
Hospital affiliations
- Mississippi Baptist Medical CenterJackson, MS
- St Dominic-Jackson Memorial HospitalJackson, MS
Industry payments (Open Payments)
- 2025$1,404 · 36 payments from 10 companies
- 2024$433.49 · 24 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Intuitive Surgical, Inc. | $427.68 | 2 |
| Exeltis, USA Inc. | $219.61 | 15 |
| Astellas Pharma US Inc | $205.68 | 6 |
| Medical Device Business Services, Inc. | $149.03 | 1 |
| Lilly USA, LLC | $141.06 | 2 |
What the 2025 payments were for
- Food and Beverage$1,367 · 35 payments
- Travel and Lodging$37.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other OB-GYNs in Madison
- 1679732788
- 1699068775
- 1356458012