Abeer A. Kaldas, M.D.
NPI 1881826089ActiveIndividual· Internal Medicine, Nephrology· Corpus Christi, TX
Internal Medicine, Nephrology (M.D.) in Corpus Christi, Texas, licensed in TX and CA, with an NPI issued in August 2009. Their prescriptions cost Medicare Part D more than their services did: $1,064,085 for 3,149 claims, against $652,593 paid for services in 2024. Amgen Inc. was the largest of 11 companies reporting payments in 2025, $1,524 in all, mostly food and beverage. Lists Christus Spohn Hospital Alice and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1881826089 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 20, 2009 |
| Last updated in NPPES | Jan 16, 2023 |
| Certified by provider | Jan 16, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | P5194 | TX |
| Internal Medicine, Nephrology | 207RN0300X | A113854 | CA |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - Internal Medicine (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 640 |
|---|---|
| Services billed | 5,728 across 20 procedure codes |
| Paid by Medicare | $652,593 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,149 · 6,153 30-day fills |
|---|---|
| Patients | 572 |
| Total drug cost | $1,064,085 |
| Generic share | 76% of claims |
Education and affiliations
| Graduation year | 2007 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Nephrology |
| Telehealth | Offers telehealth |
Hospital affiliations
- Christus Spohn Hospital AliceAlice, TX
- Christus Spohn Hospital Corpus ChristiCorpus Christi, TX
- Christus Spohn Hospital KlebergKingsville, TX
- Corpus Christi Medical Center,theCorpus Christi, TX
- University Health SystemSan Antonio, TX
Other facilities
- Bay Area Dialysis Services at Aransas PassDialysis facility · Aransas Pass, TX
- Davita Alice Renal CenterDialysis facility · Alice, TX
- Davita Corpus Christi DialysisDialysis facility · Corpus Christi, TX
- Usrc Beeville DialysisDialysis facility · Beeville, TX
- Usrc Oso Bay DialysisDialysis facility · Corpus Christi, TX
- Christus Spohn Rehabilitiation CenterInpatient rehabilitation facility · Corpus Christi, TX
Industry payments (Open Payments)
- 2025$1,524 · 35 payments from 11 companies
- 2024$813.03 · 26 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $465.08 | 12 |
| Calliditas Therapeutics US Inc. | $381.20 | 7 |
| Glaxosmithkline, LLC. | $175.54 | 7 |
| Travere Therapeutics, Inc. | $142.66 | 2 |
| Bayer Healthcare Pharmaceuticals Inc. | $121.84 | 1 |
What the 2025 payments were for
- Food and Beverage$1,524 · 35 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other nephrologists in Corpus Christi
- 1144223876
- 1275758278
- 1518960491
- 1659374577
- 1780972133
- 1841293727
- 1871784967
- 1881621118
- 1881897288
- 1942245295
- 1972506913
- 1053477372
All 21 nephrologists in Corpus Christi · All nephrologists in Texas