Lauren Eleanor Tarbox, M.D.
NPI 1154580223ActiveIndividual· Internal Medicine, Nephrology· San Antonio, TX
Internal Medicine, Nephrology (M.D.) in San Antonio, Texas, trained at University of Texas Medical School at San Antonio (class of 2008). Their prescriptions cost Medicare Part D more than their services did: $360,151 for 1,485 claims, against $226,288 paid for services in 2024. Ardelyx, Inc. was the largest of 19 companies reporting payments in 2025, $15,944 in all, mostly speaking and faculty fees.
Overview
| NPI | 1154580223 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 4, 2008 |
| Last updated in NPPES | Jul 30, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | N9653 | TX |
| Internal Medicine | 207R00000X | N9653 | TX |
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 - Nephrology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 633 |
|---|---|
| Services billed | 3,004 across 25 procedure codes |
| Paid by Medicare | $226,288 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,485 · 2,822 30-day fills |
|---|---|
| Patients | 270 |
| Total drug cost | $360,151 |
| Generic share | 69% of claims |
Education and affiliations
| Medical school | University of Texas Medical School at San Antonio |
|---|---|
| Graduation year | 2008 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- M Reza Mizani MD PASan Antonio, TX · 28 clinicians
Hospital affiliations
- Baptist Medical CenterSan Antonio, TX
- Christus Santa Rosa Hospital-San MarcosSan Marcos, TX
- Methodist HospitalSan Antonio, TX
- Methodist Hospital Stone OakSan Antonio, TX
Other facilities
- Usrc Live Oak DialysisDialysis facility · Live Oak, TX
- Usrc San Antonio Home TherapiesDialysis facility · San Antonio, TX
- Usrc SchertzDialysis facility · Schertz, TX
- Pam Specialty Hospital of New BraunfelsInpatient rehabilitation facility · New Braunfels, TX
Industry payments (Open Payments)
- 2025$15,944 · 116 payments from 19 companies
- 2024$7,056 · 123 payments from 20 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Ardelyx, Inc. | $13,590 | 26 |
| Astrazeneca Pharmaceuticals LP | $517.74 | 25 |
| Opko Pharmaceuticals, LLC | $268.23 | 16 |
| Corcept Therapeutics | $232.65 | 2 |
| Amgen Inc. | $226.83 | 7 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$12,750 · 12 payments
- Food and Beverage$2,679 · 102 payments
- Travel and Lodging$424.76 · 1 payment
- Education$90.90 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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