Elizabeth Bui, M.D.
NPI 1093194268ActiveIndividual· Internal Medicine, Rheumatology· Tyler, TX
Internal Medicine, Rheumatology (M.D.) in Tyler, Texas, trained at University of Mississippi School of Medicine (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $4,975,342 for 3,021 claims, against $32,388 paid for services in 2024. Amgen Inc. was the largest of 16 companies reporting payments in 2025, $1,354 in all, mostly food and beverage.
Overview
| NPI | 1093194268 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 21, 2015 |
| Last updated in NPPES | Jul 27, 2022 |
| Certified by provider | Jul 27, 2022 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | T7504 | 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 - Rheumatology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 206 |
|---|---|
| Services billed | 528 across 14 procedure codes |
| Paid by Medicare | $32,388 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,021 · 4,587 30-day fills |
|---|---|
| Patients | 378 |
| Total drug cost | $4,975,342 |
| Generic share | 75% of claims |
Education and affiliations
| Medical school | University of Mississippi School of Medicine |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Rheumatology |
| Telehealth | Offers telehealth |
Medical group
- University of Texas Health Science Center at Tyler-Facilty-PhysicianTyler, TX · 122 clinicians
Hospital affiliations
- University of Texas Health Science Center at TylerTyler, TX
- Ut Health East Texas Athens HospitalAthens, TX
- Ut Health East Texas Jacksonville HospitalJacksonville, TX
- Ut Health East Texas Pittsburg HospitalPittsburg, TX
- Ut Health East Texas Tyler Regional HospitalTyler, TX
Other facilities
- Ut Health East Texas Rehabilitation HospitalInpatient rehabilitation facility · Tyler, TX
Industry payments (Open Payments)
- 2025$1,354 · 80 payments from 16 companies
- 2024$1,454 · 79 payments from 19 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $289.20 | 26 |
| Abbvie Inc. | $208.14 | 10 |
| Novartis Pharmaceuticals Corporation | $155.72 | 8 |
| Glaxosmithkline, LLC. | $143.56 | 11 |
| Ucb, Inc. | $102.85 | 4 |
What the 2025 payments were for
- Food and Beverage$1,353 · 79 payments
- Education$0.80 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other rheumatologists in Tyler
- 1063485886
- 1366417388
- 1457395303
- 1659317972
- 1689648040
- 1700067360
- 1811493315
- 1902225238
- 1225082308
- 1881690287
- 1881684603