Mazen Arar, MD
NPI 1962519033ActiveIndividual· Pediatrics, Pediatric Nephrology· San Antonio, TX
Pediatrics, Pediatric Nephrology (MD) with University of Texas Health Science Center at San Antonio, practicing in San Antonio, Texas. 19 Medicare patients in 2024, $16,888 paid; nearly all of their 124 Part D prescriptions were generic (92%). Kyowa Kirin, Inc. was the largest of 2 companies reporting payments in 2025, $71.37 in all, mostly food and beverage. Lists University Health System as a hospital affiliation.
Overview
| NPI | 1962519033 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Aug 24, 2006 |
| Last updated in NPPES | May 22, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Pediatrics, Pediatric Nephrology Primary | 2080P0210X | J2861 | 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 - Pediatric Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 19 |
|---|---|
| Services billed | 208 across 10 procedure codes |
| Paid by Medicare | $16,888 |
Part D prescriptions in 2024
| Prescriptions (claims) | 124 · 128 30-day fills |
|---|---|
| Patients | 15 |
| Total drug cost | $7,634 |
| Generic share | 92% of claims |
Education and affiliations
| Graduation year | 1980 |
|---|---|
| Medicare specialty | Pediatric Medicine |
Medical group
- University of Texas Health Science Center at San AntonioSan Antonio, TX · 1,297 clinicians
Hospital affiliation
- University Health SystemSan Antonio, TX
Industry payments (Open Payments)
- 2025$71.37 · 3 payments from 2 companies
- 2024$1,383 · 13 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Kyowa Kirin, Inc. | $55.19 | 2 |
| Fresenius USA Marketing, Inc. | $16.18 | 1 |
What the 2025 payments were for
- Food and Beverage$71.37 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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