Al Benson, MD
NPI 1891761532ActiveIndividual· Internal Medicine, Medical Oncology· Chicago, IL
Internal Medicine, Medical Oncology (MD) in Chicago, Illinois, trained at State University of New York at Buffalo School of Medicine (class of 1976). In 2024 Medicare paid $1,440,104 for 273 patients, and Part D covered 62 of their prescriptions, 21% of them generic. Pfizer Inc. was the largest of 11 companies reporting payments in 2025, $26,000 in all, mostly speaking and faculty fees.
Overview
| NPI | 1891761532 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Feb 23, 2006 |
| Last updated in NPPES | Jul 16, 2009 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Medical Oncology Primary | 207RX0202X | 036-059058 | 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 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Medical Oncology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 273 |
|---|---|
| Services billed | 61,277 across 116 procedure codes |
| Paid by Medicare | $1,440,104 |
Part D prescriptions in 2024
| Prescriptions (claims) | 62 · 84 30-day fills |
|---|---|
| Patients | 18 |
| Total drug cost | $204,878 |
| Generic share | 21% of claims |
Education and affiliations
| Medical school | State University of New York at Buffalo School of Medicine |
|---|---|
| Graduation year | 1976 |
| Medicare specialty | Medical Oncology |
| Secondary specialties | Hematology/Oncology |
Medical group
- Northwestern Medical Faculty FoundationChicago, IL · 4,503 clinicians
Hospital affiliation
- Northwestern Memorial HospitalChicago, IL
Industry payments (Open Payments)
- 2025$26,000 · 16 payments from 11 companies
- 2024$31,360 · 26 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Pfizer Inc. | $12,500 | 1 |
| Genzyme Corporation | $3,855 | 2 |
| Corcept Therapeutics | $3,119 | 3 |
| Incyte Corporation | $3,083 | 1 |
| Gilead Sciences, Inc. | $2,180 | 1 |
What the 2025 payments were for
- Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program$15,440 · 2 payments
- Consulting Fee$9,682 · 4 payments
- Food and Beverage$877.63 · 10 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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