Diana Magpayo Lim, MD
NPI 1023047420ActiveIndividual· Internal Medicine· Bossier City, LA
Internal Medicine (MD) with Cornerstone Therapy and Balance Center, LLC and 1 other group, practicing in Bossier City, Louisiana. Their prescriptions cost Medicare Part D more than their services did: $691,275 for 6,560 claims, against $116,959 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 18 companies reporting payments in 2025, $1,228 in all, mostly food and beverage. Lists Christus Shreveport-Bossier Health System and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1023047420 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 30, 2006 |
| Last updated in NPPES | Jun 30, 2021 |
| Certified by provider | Jun 30, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 11965R | LA |
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 - Internal Medicine (LA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 288 |
|---|---|
| Services billed | 1,720 across 33 procedure codes |
| Paid by Medicare | $116,959 |
Part D prescriptions in 2024
| Prescriptions (claims) | 6,560 · 14,095 30-day fills |
|---|---|
| Patients | 293 |
| Total drug cost | $691,275 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Cornerstone Therapy and Balance Center, LLCShreveport, LA · 94 clinicians
- Wk Bossier Internal MedicineBossier City, LA · 5 clinicians
Hospital affiliations
- Christus Shreveport-Bossier Health SystemShreveport, LA
- North Caddo Medical CenterVivian, LA
- Springhill Medical CenterSpringhill, LA
- Willis Knighton Medical CenterShreveport, LA
Other facilities
- Allegiance Home Health of Northwest laHome health agency · Minden, LA
- Elara CaringHome health agency · Bossier City, LA
- Louisiana HomecareHome health agency · Mansfield, LA
- Primestar Home Health of Nwla, IncHome health agency · Minden, LA
- Vitalcaring GroupHome health agency · Bossier City, LA
Industry payments (Open Payments)
- 2025$1,228 · 70 payments from 18 companies
- 2024$1,084 · 58 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $200.34 | 11 |
| Amgen Inc. | $181.16 | 15 |
| Lilly USA, LLC | $123.68 | 6 |
| Pfizer Inc. | $105.07 | 5 |
| Bayer Healthcare Pharmaceuticals Inc. | $91.79 | 5 |
What the 2025 payments were for
- Food and Beverage$1,228 · 70 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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