Mark De Silva, M.D.
NPI 1609945922ActiveIndividual· Emergency Medicine· Hazel Crest, IL
Emergency Medicine (M.D.) in Hazel Crest, Illinois, trained at Rush Medical College of Rush University (class of 1987). 262 Medicare patients in 2024, $35,277 paid; nearly all of their 147 Part D prescriptions were generic (97%).
Overview
| NPI | 1609945922 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Nov 8, 2006 |
| Last updated in NPPES | Sep 16, 2022 |
| Certified by provider | Sep 16, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Emergency Medicine Primary | 207P00000X | 036077940 | 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 - Emergency Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 262 |
|---|---|
| Services billed | 286 across 9 procedure codes |
| Paid by Medicare | $35,277 |
Part D prescriptions in 2024
| Prescriptions (claims) | 147 · 151 30-day fills |
|---|---|
| Patients | 92 |
| Total drug cost | $1,294 |
| Generic share | 97% of claims |
Education and affiliations
| Medical school | Rush Medical College of Rush University |
|---|---|
| Graduation year | 1987 |
| Medicare specialty | Emergency Medicine |
Medical group
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
Hospital affiliation
- Advocate Trinity HospitalChicago, 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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