Dr. McCall Walker attended LSU School of Medicine in New Orleans for his doctorate. He graduated with honors and is part of the Alpha Omega Alpha Honor Medical Society and the Gold Humanism Honor Society. He completed his internal medicine residency at the University of Virginia. He completed his fellowships in cardiology and interventional cardiology at the University of Texas Southwestern in Dallas, Texas.
Dr. McCall Walker attended LSU School of Medicine in New Orleans for his doctorate. He graduated with honors and is part of the Alpha Omega Alpha Honor Medical Society and the Gold Humanism Honor Society. He completed his internal medicine residency at the University of Virginia. He completed his fellowships in cardiology and interventional cardiology at the University of Texas Southwestern in Dallas, Texas.
The reviews listed below were collected independently of Cardiovascular Institute of the South (CIS) through rater8. Each review represents an authentic and verified patient experience.
Best doctor at CIS
(4 days ago)
Sep-2026
Very polite and thorough. Sat down and took his time and to go through everything. Thank you for your patience and making me and my wife feel respected.
(4 days ago)
Sep-2026
Exceptional doctor! He has been great at treating myself and my husband.
(6 days ago)
Sep-2026
He was very caring, considerate and sincere when explaining the treatment that I needed for my legs.
(1 week ago)
Sep-2026
I do like him. He was very attentive and listened to my concerns. I will continue to have him as my doctor
(1 week ago)
Sep-2026
Awesome visit.
(1 week ago)
Sep-2026
Dr. Walker is very thorough and ensures you understand what he is saying. He made me feel completely at ease. I highly would recommend Dr. Walker to anyone.
(1 week ago)
Sep-2026
Wonderful showed Compassion
(1 week ago)
Sep-2026
Dr McCall Walker is very knowledgeable, caring, sincere, personable and overall the BEST Doctor that I have seen at CIS. He is extremely informative and interacts with me as a patient and is never in a hurry to leave my room unless all my questions are answered!!
(1 week ago)
Sep-2026
the best cardiologist i could ever ask for he takes his time with you and is very concerned about your health
Dr. McCall Walker is an interventional cardiologist and peripheral vascular fellow at the Cardiovascular Institute of the South Ambulatory Surgery Center in Gray, Louisiana.
Dr. Walker attended Millsaps College in Jackson, Mississippi where he earned his bachelor’s degree in biology and minor in chemistry. He attended LSU School of Medicine in New Orleans for his doctorate. He graduated with honors and is part of the Alpha Omega Alpha Honor Medical Society and the Gold Humanism Honor Society. He completed his internal medicine residency at the University of Virginia. He completed his fellowships in cardiology and interventional cardiology at the University of Texas Southwestern in Dallas, Texas.
Dr. Walker is board certified in internal medicine and cardiovascular disease. He is a member of the American Medical Association, the American College of Physicians, the American College of Cardiology, the American Heart Association, the Institute for Healthcare Improvement and the Medical Society of Virginia.
See other doctors in Cardiovascular Institute of the South (CIS)
Best doctor at CIS
Very polite and thorough. Sat down and took his time and to go through everything. Thank you for your patience and making me and my wife feel respected.
Exceptional doctor! He has been great at treating myself and my husband.
He was very caring, considerate and sincere when explaining the treatment that I needed for my legs.
I do like him. He was very attentive and listened to my concerns. I will continue to have him as my doctor
Awesome visit.
Dr. Walker is very thorough and ensures you understand what he is saying. He made me feel completely at ease. I highly would recommend Dr. Walker to anyone.
Wonderful showed Compassion
Dr McCall Walker is very knowledgeable, caring, sincere, personable and overall the BEST Doctor that I have seen at CIS. He is extremely informative and interacts with me as a patient and is never in a hurry to leave my room unless all my questions are answered!!
the best cardiologist i could ever ask for he takes his time with you and is very concerned about your health