Abraham Thomas, MD
NPI 1255356689ActiveIndividual· Internal Medicine, Nephrology· Evergreen Park, IL
Internal Medicine, Nephrology (MD) with Advocate Health and Hospitals Corporation and 2 other groups, practicing in Evergreen Park, Illinois. In 2024 Medicare paid $266,267 for 632 patients, and Part D covered 1,544 of their prescriptions, 88% of them generic. Bard Peripheral Vascular, Inc. was the largest of 2 companies reporting payments in 2025, $123.06 in all, mostly food and beverage. Lists Advocate Christ Hospital & Medical Center and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1255356689 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jul 13, 2006 |
| Last updated in NPPES | Apr 29, 2025 |
| Certified by provider | Apr 29, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036110529 | IL |
| Internal Medicine | 207R00000X | 036110529 | IL |
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 (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 632 |
|---|---|
| Services billed | 2,383 across 51 procedure codes |
| Paid by Medicare | $266,267 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,544 · 2,980 30-day fills |
|---|---|
| Patients | 298 |
| Total drug cost | $143,249 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical groups
- Advocate Health and Hospitals CorporationChicago, IL · 3,118 clinicians
- Nephrology Associates of Northern Illinois LtdAlgonquin, IL · 117 clinicians
- Southwest Nephrology Associates, S.C.Orland Park, IL · 13 clinicians
Hospital affiliations
- Advocate Christ Hospital & Medical CenterOak Lawn, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Osf Little Company of Mary Medical CenterEvergreen Park, IL
- Palos Community HospitalPalos Heights, IL
- Silver Cross Hospital and Medical CentersNew Lenox, IL
Other facilities
- Usrc Dan RyanDialysis facility · Chicago, IL
Industry payments (Open Payments)
- 2025$123.06 · 2 payments from 2 companies
- 2024$138.43 · 6 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Bard Peripheral Vascular, Inc. | $95.07 | 1 |
| Ardelyx, Inc. | $27.99 | 1 |
What the 2025 payments were for
- Food and Beverage$123.06 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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