Aamir A. Memon, M.D.
NPI 1013074442ActiveIndividual· Internal Medicine, Nephrology· Elgin, IL
Internal Medicine, Nephrology (M.D.) with Nephrology Associates of Northern Illinois Ltd, practicing in Elgin, Illinois. Their prescriptions cost Medicare Part D more than their services did: $786,233 for 3,529 claims, against $378,423 paid for services in 2024. Veloxis Pharmaceuticals, Inc. was the largest of 20 companies reporting payments in 2025, $1,948 in all, mostly food and beverage. Lists Advocate Sherman Hospital and 4 other hospitals as hospital affiliations.
Overview
| NPI | 1013074442 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 3, 2007 |
| Last updated in NPPES | Nov 5, 2020 |
| Certified by provider | Nov 5, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036123846 | IL |
| Internal Medicine | 207R00000X | 4301079765 | MI |
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 - Internal Medicine (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 955 |
|---|---|
| Services billed | 4,321 across 32 procedure codes |
| Paid by Medicare | $378,423 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,529 · 7,031 30-day fills |
|---|---|
| Patients | 561 |
| Total drug cost | $786,233 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 1999 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Nephrology Associates of Northern Illinois LtdAlgonquin, IL · 117 clinicians
Hospital affiliations
- Advocate Sherman HospitalElgin, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine Kishwaukee HospitalDekalb, IL
- Northwestern Medicine McHenryMcHenry, IL
- Saint Joseph Hospital-ElginElgin, IL
Other facilities
- Dialysis Care Center - ElginDialysis facility · Elgin, IL
- Davita Huntley DialysisDialysis facility · Huntley, IL
- Davita Marengo City DialysisDialysis facility · Marengo, IL
- Fresenius Kidney Care South ElginDialysis facility · South Elgin, IL
- Fresenius Medical Care ElginDialysis facility · Elgin, IL
Industry payments (Open Payments)
- 2025$1,948 · 58 payments from 20 companies
- 2024$977.59 · 45 payments from 14 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Veloxis Pharmaceuticals, Inc. | $441.57 | 1 |
| Otsuka America Pharmaceutical, Inc. | $219.15 | 9 |
| Opko Pharmaceuticals, LLC | $177.86 | 8 |
| Calliditas Therapeutics US Inc. | $135.35 | 7 |
| Ani Pharmaceuticals, Inc. | $115.46 | 1 |
What the 2025 payments were for
- Food and Beverage$1,770 · 50 payments
- Education$177.86 · 8 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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