Chirag Pranjivan Patel, M.D.
NPI 1801840699ActiveIndividual· Internal Medicine, Nephrology· Park Ridge, IL
Internal Medicine, Nephrology (M.D.) in Park Ridge, Illinois, trained at Chicago College of Medicine and Surgery (class of 2000). Their prescriptions cost Medicare Part D more than their services did: $427,624 for 5,734 claims, against $184,682 paid for services in 2024. Fresenius USA Marketing, Inc. was the largest of 3 companies reporting payments in 2025, $56.05 in all, mostly food and beverage.
Overview
| NPI | 1801840699 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | May 19, 2006 |
| Last updated in NPPES | Nov 22, 2024 |
| Certified by provider | Nov 22, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Nephrology Primary | 207RN0300X | 036-107278 | 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 | 566 |
|---|---|
| Services billed | 2,521 across 31 procedure codes |
| Paid by Medicare | $184,682 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,734 · 9,253 30-day fills |
|---|---|
| Patients | 451 |
| Total drug cost | $427,624 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Chicago College of Medicine and Surgery |
|---|---|
| Graduation year | 2000 |
| Medicare specialty | Nephrology |
| Secondary specialties | Internal Medicine |
Medical group
- Associates in Nephrology SCChicago, IL · 52 clinicians
Hospital affiliations
- Advocate Lutheran General HospitalPark Ridge, IL
- Naples Community HospitalNaples, FL
- Northshore University Healthsystem - Evanston HospitalEvanston, IL
- Northwest Community Hospital 1Arlington Heights, IL
- Northwestern Medicine Central Dupage HospitalWinfield, IL
Other facilities
- Concerto DialysisDialysis facility · Lincolnwood, IL
- Fmc - NilesDialysis facility · Niles, IL
- Fmc - NorridgeDialysis facility · Norridge, IL
- Astra HealthHome health agency · Harwood Heights, IL
- Anchor of Hope HospiceHospice · Carmel, IN
- Guardian Healthcare & Hospice, LLCHospice · Northfield, IL
- St Croix Hospice LombardHospice · Lombard, IL
- St Croix Hospice WaukeshaHospice · Waukesha, WI
Industry payments (Open Payments)
- 2025$56.05 · 3 payments from 3 companies
- 2024$273.07 · 8 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Fresenius USA Marketing, Inc. | $24.94 | 1 |
| Recor Medical Inc | $23.85 | 1 |
| Travere Therapeutics, Inc. | $7.26 | 1 |
What the 2025 payments were for
- Food and Beverage$56.05 · 3 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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