Sayyadul M. Siddiqui, MD
NPI 1477635027ActiveIndividual· Internal Medicine, Interventional Cardiology· Little Rock, AR
Internal Medicine, Interventional Cardiology (MD) with St Vincent Infirmary Medical Center, practicing in Little Rock, Arkansas. Their prescriptions cost Medicare Part D more than their services did: $1,440,066 for 8,960 claims, against $186,186 paid for services in 2024. E.R. Squibb & Sons, L.L.C. was the largest of 8 companies reporting payments in 2025, $280.34 in all, mostly food and beverage. Lists Chi-St Vincent Infirmary as a hospital affiliation.
Overview
| NPI | 1477635027 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Oct 20, 2006 |
| Last updated in NPPES | Mar 3, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Interventional Cardiology Primary | 207RI0011X | E1580 | AR |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | E1580 | AR |
| Nuclear Medicine, Nuclear Cardiology | 207UN0901X | E1580 | AR |
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 - Interventional Cardiology (AR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 1,196 |
|---|---|
| Services billed | 4,094 across 97 procedure codes |
| Paid by Medicare | $186,186 |
Part D prescriptions in 2024
| Prescriptions (claims) | 8,960 · 18,371 30-day fills |
|---|---|
| Patients | 809 |
| Total drug cost | $1,440,066 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Interventional Cardiology |
Medical group
- St Vincent Infirmary Medical CenterLittle Rock, AR · 39 clinicians
Hospital affiliation
- Chi-St Vincent InfirmaryLittle Rock, AR
Industry payments (Open Payments)
- 2025$280.34 · 14 payments from 8 companies
- 2024$106.90 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| E.R. Squibb & Sons, L.L.C. | $86.21 | 5 |
| Abbott Laboratories | $53.91 | 2 |
| Novartis Pharmaceuticals Corporation | $37.06 | 2 |
| Biogen, Inc. | $26.83 | 1 |
| Tris Pharma Inc | $21.01 | 1 |
What the 2025 payments were for
- Food and Beverage$280.34 · 14 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 26 interventional cardiologists in Little Rock · All interventional cardiologists in Arkansas