Kosunarty Fa, M.D.
NPI 1114912839ActiveIndividual· Internal Medicine, Nephrology· Dallas, TX
Internal Medicine, Nephrology (M.D.) with Medhealth and 1 other group, practicing in Dallas, Texas. Their prescriptions cost Medicare Part D more than their services did: $346,726 for 2,686 claims, against $194,855 paid for services in 2024. Merck Sharp & Dohme LLC was the largest of 14 companies reporting payments in 2025, $852.99 in all, mostly food and beverage. Lists Methodist Dallas Medical Center as a hospital affiliation.
Overview
| NPI | 1114912839 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Sep 19, 2005 |
| Last updated in NPPES | Nov 14, 2023 |
| Certified by provider | Nov 14, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | M1086 | 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 | 418 |
|---|---|
| Services billed | 6,299 across 33 procedure codes |
| Paid by Medicare | $194,855 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,686 · 4,522 30-day fills |
|---|---|
| Patients | 448 |
| Total drug cost | $346,726 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical groups
- MedhealthDallas, TX · 450 clinicians
- Dallas Nephrology AssociatesIrving, TX · 157 clinicians
Hospital affiliation
- Methodist Dallas Medical CenterDallas, TX
Other facilities
- Fresenius Medical Care of Cockrell HillDialysis facility · Dallas, TX
- South Oak Cliff Dialysis CenterDialysis facility · Dallas, TX
Industry payments (Open Payments)
- 2025$852.99 · 38 payments from 14 companies
- 2024$883.03 · 36 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Merck Sharp & Dohme LLC | $258.74 | 9 |
| Amgen Inc. | $185.51 | 9 |
| Astrazeneca Pharmaceuticals LP | $72.84 | 3 |
| Otsuka America Pharmaceutical, Inc. | $51.56 | 2 |
| Novartis Pharmaceuticals Corporation | $43.14 | 2 |
What the 2025 payments were for
- Food and Beverage$850.94 · 36 payments
- Education$2.05 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 196 nephrologists in Dallas · All nephrologists in Texas