David Matthew Islam, M D
NPI 1225071921ActiveIndividual· Anesthesiology· Tyler, TX
Anesthesiology (M D) with Christus Trinity Clinic Texas and 1 other group, practicing in Tyler, Texas. Medicare paid $55,690 for services to 592 patients in 2024. Merck Sharp & Dohme LLC reported $23.31 in payments in 2025, mostly food and beverage. Lists Christus Mother Frances Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1225071921 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M D |
| Sole proprietor | No |
| NPI issued | Jun 13, 2006 |
| Last updated in NPPES | Oct 13, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Anesthesiology Primary | 207L00000X | M4195 | TX |
| Anesthesiology | 207L00000X | TX TEMP LICENSE | 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 - Anesthesiology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 592 |
|---|---|
| Services billed | 616 across 86 procedure codes |
| Paid by Medicare | $55,690 |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Anesthesiology |
Medical groups
- Christus Trinity Clinic TexasTyler, TX · 1,540 clinicians
- Emergenchealth PLLCTexarkana, TX · 1,056 clinicians
Hospital affiliations
- Christus Mother Frances HospitalTyler, TX
- Woodland Heights Medical CenterLufkin, TX
Industry payments (Open Payments)
- 2025$23.31 · 1 payment from 1 company
- 2024$30.07 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $23.31 | 1 |
What the 2025 payments were for
- Food and Beverage$23.31 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other anesthesiologists in Tyler
- 1376582387
- 1548723513
- 1609816933
- 1639469281
- 1750585337
- 1003524869
- 1104175553
- 1124282165
- 1255362083
- 1316207400
- 1326570003
- 1356753370
All 44 anesthesiologists in Tyler · All anesthesiologists in Texas