Ravi K. Damaraju, M.D.
NPI 1669586475ActiveIndividual· Internal Medicine, Nephrology· Elgin, IL
Internal Medicine, Nephrology (M.D.) in Elgin, Illinois, trained at University of Chicago, Pritzker School of Medicine (class of 1995). 731 Medicare patients in 2024, $274,407 paid; nearly all of their 1,159 Part D prescriptions were generic (94%). Veloxis Pharmaceuticals, Inc. was the largest of 11 companies reporting payments in 2025, $4,179 in all, mostly consulting fees.
Overview
| NPI | 1669586475 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 18, 2006 |
| Last updated in NPPES | Aug 4, 2025 |
| Certified by provider | Aug 4, 2025 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036.096969 | 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 - Nephrology (IL) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 731 |
|---|---|
| Services billed | 3,482 across 24 procedure codes |
| Paid by Medicare | $274,407 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,159 · 2,466 30-day fills |
|---|---|
| Patients | 245 |
| Total drug cost | $50,179 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | University of Chicago, Pritzker School of Medicine |
|---|---|
| Graduation year | 1995 |
| Medicare specialty | Nephrology |
| Telehealth | Offers telehealth |
Medical group
- Nephrology Associates of Northern Illinois LtdAlgonquin, IL · 117 clinicians
Hospital affiliations
- Advocate Good Shepherd HospitalBarrington, IL
- Advocate Sherman HospitalElgin, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
- Northwestern Medicine McHenryMcHenry, IL
- Saint Joseph Hospital-ElginElgin, IL
Other facilities
- Davita Carpentersville DialysisDialysis facility · Carpentersville, IL
- Davita Cobblestone DialysisDialysis facility · Elgin, IL
- Davita Huntley DialysisDialysis facility · Huntley, IL
- Fresenius Medical Care ElginDialysis facility · Elgin, IL
Industry payments (Open Payments)
- 2025$4,179 · 20 payments from 11 companies
- 2024$456.29 · 15 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Veloxis Pharmaceuticals, Inc. | $3,045 | 1 |
| Novo Nordisk Inc | $394.85 | 3 |
| Amgen Inc. | $235.04 | 3 |
| Abbott Laboratories | $167.89 | 2 |
| Calliditas Therapeutics US Inc. | $159.30 | 3 |
What the 2025 payments were for
- Consulting Fee$3,045 · 1 payment
- Food and Beverage$1,110 · 18 payments
- Education$24.34 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other Internal Medicine, Nephrology providers in Elgin
- 1457340093
- 1053300699
- 1497913511
- 1407350069
- 1013074442
- 1790179141
- 1821215856
- 1225027873