4.8
11 Ratings with 5 written Reviews

![]() | ![]() | ![]() | ![]() |
| Dr. William John Mackin, MD | Dr. Karthik Kumar Challa, MD | Kyla Lynn Musser | Dr. Kifah Hussain, MD |
| Interventional Cardiology | Interventional Cardiology | Nurse Practitioner | Cardiovascular Disease |
| Accepts New Patients | Accepts New Patients | ||
| 44 Years of Experience | 16 Years of Experience | 9 Years of Experience | |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks Spanish, English | Speaks Chinese, Spanish | ||
| Geneva , IL | Elgin , IL | Chicago , IL | Chicago , IL |
| Med School: Lewis Katz School Of Medicine At Temple University | Med School: West Virginia University School Of Medicine | Med School: Jawaharlal Nehru Medical College | |
Current Profile | View Profile | View Profile | View Profile |
Dr. William John Mackin holds an active medical license in the state of Illinois.
Medical Doctor with an active medical license in the state of Illinois that expires in 2026.
Completed their residency at University of Illinois College of Medicine at Chicago.
Graduated from Lewis Katz School Of Medicine At Temple University in 1982.
Dr. Mackin's NPI number is 1215924949.










Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.