Andres Felipe Mafla Grisales, MD
NPI 1326249285ActiveIndividual· Internal Medicine· Libertyville, IL
Internal Medicine (MD) with Advocate Health and Hospitals Corporation and 2 other groups, practicing in Libertyville, Illinois. Their prescriptions cost Medicare Part D more than their services did: $951,140 for 5,841 claims, against $49,764 paid for services in 2024. Lists Amita Health Resurrection Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1326249285 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | Yes |
| NPI issued | May 29, 2007 |
| Last updated in NPPES | Jul 1, 2026 |
| Certified by provider | Jul 1, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | 036-116863 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 178 |
|---|---|
| Services billed | 604 across 30 procedure codes |
| Paid by Medicare | $49,764 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,841 · 14,533 30-day fills |
|---|---|
| Patients | 767 |
| Total drug cost | $951,140 |
| Generic share | 82% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
- Prime Healthcare Illinois Medical Group LLCChicago, IL · 322 clinicians
- Access Community Health NetworkArlington Heights, IL · 182 clinicians
Hospital affiliations
- Amita Health Resurrection Medical CenterChicago, IL
- Macneal HospitalBerwyn, IL
- Mt Sinai Hospital Medical CenterChicago, IL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Saint Francis Hospital-EvanstonEvanston, IL
Other facilities
- Tsc Health IncHome health agency · Wood Dale, IL
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 43 internal medicine physicians in Libertyville · All internal medicine physicians in Illinois