Faizah Perwez Siddique, MD
NPI 1760618789ActiveIndividual· Internal Medicine, Rheumatology· Maywood, IL
Internal Medicine, Rheumatology (MD) with Loyola University Medical Center, practicing in Maywood, Illinois. Their prescriptions cost Medicare Part D more than their services did: $1,148,573 for 1,213 claims, against $24,431 paid for services in 2024. United Therapeutics Corporation was the largest of 3 companies reporting payments in 2025, $61.68 in all, mostly food and beverage. Lists Loyola Gottlieb Memorial Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1760618789 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 4, 2009 |
| Last updated in NPPES | May 3, 2021 |
| Certified by provider | May 3, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 036147071 | IL |
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 - Rheumatology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 156 |
|---|---|
| Services billed | 406 across 15 procedure codes |
| Paid by Medicare | $24,431 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,213 · 2,477 30-day fills |
|---|---|
| Patients | 229 |
| Total drug cost | $1,148,573 |
| Generic share | 83% of claims |
Education and affiliations
| Graduation year | 2009 |
|---|---|
| Medicare specialty | Rheumatology |
| Secondary specialties | Allergy/Immunology |
| Telehealth | Offers telehealth |
Medical group
- Loyola University Medical CenterMaywood, IL · 953 clinicians
Hospital affiliations
- Loyola Gottlieb Memorial HospitalMelrose Park, IL
- Loyola University Medical CenterMaywood, IL
Industry payments (Open Payments)
- 2025$61.68 · 3 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| United Therapeutics Corporation | $22.30 | 1 |
| Harmony Biosciences LLC | $22.07 | 1 |
| Avadel Cns Pharmaceuticals, LLC | $17.31 | 1 |
What the 2025 payments were for
- Food and Beverage$61.68 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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