University of Wisconsin
School of Medicine and Public Health


  • Aga Khan University, Karachi, Pakistan – MBBS (MD equivalent) 
  • West Virginia University, Morgantown, West Virginia – Residency in Internal Medicine 
  • West Virginia University, Louis A Johnson VA Medical Center – Chief Resident 
  • University of Wisconsin Hospitals and Clinics, Madison, Wisconsin – Fellowship in Nephrology 
  • University of Wisconsin Hospitals and Clinics – Interventional Nephrology Fellowship 

Professional Activities

Dr. Muhammad (Sohaib) Karim is a faculty member in the Division of Nephrology within the Department of Medicine. As an interventional nephrologist, Dr. Karim’s primary focus is on achieving and promoting excellence in dialysis access care to improve outcomes for patients with kidney disease, and serves as the Director of the Chronic Kidney Disease Clinic as well as a UW Health Chronic Kidney Disease Clinic Dyad. He is board certified in internal medicine and nephrology, and is a recipient of the American Society of Diagnostic and Interventional Nephrology’s Research Award his work on the association of mineral metabolites with vascular access outcomes. 

View Dr. Karim's publications on PubMed

Clinical Specialties

Dr. Karim’s clinical specialties include general nephrology and interventional nephrology procedures, such as ultrasound-guided biopsies, insertion of peritoneal dialysis catheters, placement of stents, declotting arteriovenous fistulas, and creating AV fistulas for dialysis.