Leonil A. Gan Lim, M.D.
NPI 1962512590ActiveIndividual· Internal Medicine, Endocrinology, Diabetes & Metabolism· Tupelo, MS
Internal Medicine, Endocrinology, Diabetes & Metabolism (M.D.) with North Mississippi Medical Clinics Inc and 1 other group, practicing in Tupelo, Mississippi. Their prescriptions cost Medicare Part D more than their services did: $2,915,814 for 6,415 claims, against $390,212 paid for services in 2024. Recordati_rare_diseases_inc. was the largest of 30 companies reporting payments in 2025, $2,966 in all, mostly food and beverage. Lists Bmh-Golden Triangle and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1962512590 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 30, 2006 |
| Last updated in NPPES | Sep 29, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Endocrinology, Diabetes & Metabolism Primary | 207RE0101X | 15618 | 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 - Internal Medicine (MS) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,445 |
|---|---|
| Services billed | 14,489 across 50 procedure codes |
| Paid by Medicare | $390,212 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,415 · 11,683 30-day fills |
|---|---|
| Patients | 856 |
| Total drug cost | $2,915,814 |
| Generic share | 62% of claims |
Education and affiliations
| Graduation year | 1989 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Endocrinology |
Medical groups
- North Mississippi Medical Clinics IncTupelo, MS · 125 clinicians
- Mark Devin ShepherdTupelo, MS · 2 clinicians
Hospital affiliations
- Bmh-Golden TriangleColumbus, MS
- Clay County Medical CorporationWest Point, MS
- Magnolia Regional Health CenterCorinth, MS
- North Mississippi Medical CenterTupelo, MS
Industry payments (Open Payments)
- 2025$2,966 · 148 payments from 30 companies
- 2024$3,071 · 159 payments from 23 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Recordati_rare_diseases_inc. | $354.63 | 8 |
| Xeris Pharmaceuticals, Inc. | $257.19 | 11 |
| Insulet Corporation | $224.91 | 10 |
| Lilly USA, LLC | $197.90 | 12 |
| Corcept Therapeutics | $180.32 | 11 |
What the 2025 payments were for
- Food and Beverage$2,965 · 147 payments
- Education$1.10 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other endocrinologists in Tupelo
- 1053474577
- 1760499867
- 1265312391
- 1326274739
- 1336140847
- 1376559880
- 1457322661
- 1740251941
- 1710988977