Nephrology Associates of Northern Illinois and Indiana (NANI)
Nephrology/Dialysis • Chicago Heights, IL • Since 1968
About
Nephrology Associates of Northern Illinois and Indiana (NANI) is a large private nephrology practice established in 1968, headquartered in Oak Brook, Illinois. They operate 28 offices across the United States (primarily Illinois and Indiana) and employ over 125 physicians with about 116 staff members. NANI offers comprehensive kidney care and hypertension treatment, serving patients in Chicago and surrounding areas as well as Indiana. The organization emphasizes high-quality kidney health care and has a presence in multiple locations, including Chicago Heights and nearby communities. Contact options include multiple phone numbers and the main site nephdocs.com.
Clinic Type
Nephrology/Dialysis
Address
120 W. 22nd St., Oak Brook, IL 60523, US
Phone
6305735000
OCRComplaint@hhs.gov
Opening Hours
Not published — contact the clinic to confirm hours.
Website
Telehealth
Available (in-person and telehealth appointments)
Services Offered
—
Insurance & Payment
—
Languages Spoken
—
Social Media
Photos





What Patients Say
Overall sentiment across review platforms: mixed
- Yahoo Local/Yelp aggregates: 3.04 out of 5 stars (based on aggregated data from multiple locations) (Varies by location/platform; no specific count for Chicago Heights location found)
"Staff and the doctors take the time to listen and explain what type of treatment you need."
— Patient review for NANI Merrillville office"Terrible customer/patient service! Staff is rude and not very accommodating... Wish I could give negative stars!"
— Patient review for NANI Merrillville office"Great office! Convenient location... The staff and physicians are fantastic and always make it comfortable when I stop in."
— Patient review for NANI Mount Prospect officeSynthesized from public review platforms as of Jul 11, 2026 — sources: [1][2][3][4].
In the News
- Tips for Traveling While on Dialysis | Chicagoland, Indiana & Northern New Jersey | Nephrology Associates of Northern Illinois and Indiana — Sep 23, 2025
- Stacey Rogers, NP - Nurse Practitioner in Joliet, IL — May 14, 2026
- AstraZeneca APPRECIATE Trial Hinsdale, IL - NephCure — Sep 12, 2025
- Rachel Hiple — Jul 2, 2026
- LeShundrea Owens — Jun 26, 2026
Information sourced from the clinic's website as of July 11, 2026.
More nephrology/dialysis clinics in Chicago Heights
Kidney Care Center is a privately held nephrology practice based in Joliet, Illinois, offering diagnosis and treatment of kidney-related conditions. Key details relevant to your query: - Headquarters: Joliet, IL (812 Campus Drive, Joliet, IL 60435) - Services: General nephrology, hypertension management, dialysis and transplant care; collaborates with the care team to support patient health - Staff: Experienced nephrologists and nurse practitioners - Contact: Appointments can be requested at appointments@kidneycares.com; phone numbers: 855-543-6399, 815-714-7159, +1-815-741-6830 - Offices: 2 U.S. locations (primary HQ in Joliet; other Joliet location) - Founded: 2004 - Industry: Hospitals and Health Care Note: The provided information lists the organization as operating primarily in Joliet, IL, United States, with multinational references in the extracted data (which may be outdated). There is no explicit Chicago or Chicago Heights location confirmed in the supplied details. If you need a Chicago-area option, I can search for nearby nephrology centers.
Associates In Nephrology, S.C. (AIN) is a Chicago-based nephrology practice established in 1971, offering specialized kidney care and hypertension management. Key points: - Location: Headquarters and multiple offices in Chicago, IL (4 offices total) with services across Chicagoland. - Services: Outpatient nephrology care, patient resources, telehealth, and educational content. - Experience: Over 50 years of experience; more than 40 nephrologists on staff. - Type: Private partnership in Hospitals and Health Care. - Contact: Main numbers include 312-654-2700 and 773-778-7609; HQ address: 210 S Desplaines St, Chicago, IL 60661. - Website: ainmd.com If you’re looking for premier nephrologists specifically near Chicago Heights, AIN covers Chicago and nearby suburbs; for exact providers in Chicago Heights, consider checking their locations page or contacting them to confirm which physicians practice near that area.
Comparing your options?
See other nephrology/dialysis clinics in Chicago Heights, or search the full directory by insurance, ratings, and more.

