Shah Faizul Islam, M.D.
NPI 1841293727ActiveIndividual· Internal Medicine, Nephrology· Corpus Christi, TX
Internal Medicine, Nephrology (M.D.) with Kidney Specialists of South Texas, P.A., practicing in Corpus Christi, Texas. Their prescriptions cost Medicare Part D more than their services did: $268,404 for 1,425 claims, against $130,610 paid for services in 2024. Novartis Pharmaceuticals Corporation was the largest of 6 companies reporting payments in 2025, $240.31 in all, mostly food and beverage. Lists Christus Spohn Hospital Corpus Christi and 1 other hospital as hospital affiliations.
Overview
| NPI | 1841293727 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 24, 2005 |
| Last updated in NPPES | Apr 22, 2020 |
| Certified by provider | Apr 22, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | K8227 | TX |
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 - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 393 |
|---|---|
| Services billed | 1,552 across 24 procedure codes |
| Paid by Medicare | $130,610 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,425 · 2,359 30-day fills |
|---|---|
| Patients | 227 |
| Total drug cost | $268,404 |
| Generic share | 84% of claims |
Education and affiliations
| Graduation year | 1984 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Kidney Specialists of South Texas, P.A.Corpus Christi, TX · 9 clinicians
Hospital affiliations
- Christus Spohn Hospital Corpus ChristiCorpus Christi, TX
- Corpus Christi Medical Center,theCorpus Christi, TX
Other facilities
- Bay Area Dialysis SintonDialysis facility · Sinton, TX
- Davita Corpus Christi DialysisDialysis facility · Corpus Christi, TX
- Davita Morgan Avenue DialysisDialysis facility · Corpus Christi, TX
- Davita Riverside Renal CenterDialysis facility · Robstown, TX
- Davita Southside DialysisDialysis facility · Corpus Christi, TX
Industry payments (Open Payments)
- 2025$240.31 · 10 payments from 6 companies
- 2024$152.36 · 8 payments from 6 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Novartis Pharmaceuticals Corporation | $85.73 | 4 |
| Novo Nordisk Inc | $52.07 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $29.44 | 1 |
| Medtronic, Inc. | $27.92 | 1 |
| Genzyme Corporation | $23.35 | 1 |
What the 2025 payments were for
- Food and Beverage$240.31 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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