Abraham Thomas, MD
NPI 1255356689 · Nephrology Physician · Evergreen Park, IL
Enrolled with Medicare as Practitioner - Nephrology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Abraham Thomas, MD is a Nephrology Physician provider in Evergreen Park, IL (NPI 1255356689).
Provider details
- NPI number
- 1255356689
- Entity type
- Individual
- Primary specialty
- Nephrology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 036110529 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
19 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
1,930 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 601 | $81 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 339 | $122 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 204 | $85 |
| Visit Complexity Inherent to Evaluation and Management Associated With Medical Care Services That Serve As the Continuing Focal Point for All Needed Health Care Services And/Or With Medical Care Services That Are Part of Ongoing Care Related to a Patient'SG2211 | 138 | $17 |
| Dialysis Services, 4 Or More Physician Visits Per Month (20 Years Or Older)90960 | 118 | $360 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Furosemide | 141 | 36 |
| Calcitriol | 133 | 27 |
| Amlodipine Besylate | 94 | 31 |
| Lisinopril | 80 | 29 |
| Nifedipinebrand: Nifedipine Er | 70 | 19 |
| Losartan Potassium | 58 | 19 |
| Dapagliflozin Propanediolbrand: Farxiga | 41 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$138 across 6 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 16605 107th StOrland Park, IL 60467-9016Phone: (708) 226-9860
Registry dates
- Enumerated
- 2006-07-13
- Last updated
- 2025-04-29
- Certified
- 2025-04-29
Frequently asked questions
- What is Abraham Thomas's NPI number?
- Abraham Thomas's National Provider Identifier (NPI) is 1255356689, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Abraham Thomas's specialty?
- Abraham Thomas is listed in the NPPES registry with a primary specialty of Nephrology Physician (Allopathic & Osteopathic Physicians).
- Where is Abraham Thomas located?
- Abraham Thomas's practice location on file with NPPES is 9125 S Pulaski Rd, Evergreen Park, IL 60805-1441.
- What is Abraham Thomas's phone number?
- The practice phone number listed in the NPPES registry for Abraham Thomas is (708) 422-7715.
- Does Abraham Thomas accept Medicare?
- Abraham Thomas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Abraham Thomas's NPI active?
- Yes — Abraham Thomas's NPI (1255356689) is active in the NPPES registry as of the last update on 2025-04-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.