Dr. Mark G. Brooks, M.D. is Board Certified in Internal Medicine and is a member of the American College of Physicians. He earned his Bachelor’s of Science degree at the University of Florida and obtained his Medical Degree at the University of Miami. He completed his internship and residency at Orlando Health. He has served on the Medical Executive Committee and as Chief of the Department of Medicine at Orlando Health Central Hospital. He is currently an adjunct faculty member for the Orlando Health Internal Medicine Residency Program.
Dr. Mark G. Brooks, M.D. is Board Certified in Internal Medicine and is a member of the American College of Physicians. He earned his Bachelor’s of Science degree at the University of Florida and obtained his Medical Degree at the University of Miami. He completed his internship and residency at Orlando Health. He has served on the Medical Executive Committee and as Chief of the Department of Medicine at Orlando Health Central Hospital. He is currently an adjunct faculty member for the Orlando Health Internal Medicine Residency Program.
The reviews listed below were collected independently of Horizon Primary Care through rater8. Each review represents an authentic and verified patient experience.
I have been a patient of his for decades, Dr. Brooks and his staff are very professional and great to work with. Love his new office space!
(6 days ago)
Jul-2026
Exceptional Doctor! Covered all my medical issues and has me set up to see the right specialist and diagnostic tests. Thanks Dr. Brooks!
(2 weeks ago)
Jul-2026
I have been a patient for many years & Dr Brooks has always taken excellent care of me. He is very attentive, caring & explains everything in a manner eady to understand.
(1 month ago)
Jun-2026
Very knowledgeable excellent bedside manner when I changed my insurances I always make sure that Brooks is on the plan
(1 month ago)
Jun-2026
Best dr. Best office,Best staff
(1 month ago)
Jun-2026
Very caring and thoughtful Doctor!!
(1 month ago)
Jun-2026
I love the way he is so interested in my well-being as well as my health. Very professional and a great bedside manner!
(2 months ago)
May-2026
Good doctor treats me well.
(2 months ago)
May-2026
Spent time with me answering all my questions. 🤗
(3 months ago)
Apr-2026
Dr. Brooks is the best doctor our family has had. He is compassionate, thorough and professional.
(4 months ago)
Mar-2026
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Horizon Primary Care
10000 W. Colonial Drive Suite 187 Ocoee, FL 34761
Dr. Mark G. Brooks, M.D. is Board Certified in Internal Medicine and is a member of the American College of Physicians. He earned his Bachelor’s of Science degree at the University of Florida and obtained his Medical Degree at the University of Miami. He completed his internship and residency at Orlando Health. He has served on the Medical Executive Committee and as Chief of the Department of Medicine at Orlando Health Central Hospital. He is currently an adjunct faculty member for the Orlando Health Internal Medicine Residency Program.
Education – Bachelor’s of Science degree at the University of Florida – Medical Degree at the University of Miami – Internship and residency at Orlando Health
Experience – Board Certified in Internal Medicine – Member of the American College of Physicians – Principal Investigator – International Verapamil – Trandolopril Study – Served on the Medical Executive Committee and as Chief of the Department of Medicine at Orlando Health Central Hospital, Adjunct faculty member for the Orlando Health Internal Medicine Residency Program
I have been a patient of his for decades, Dr. Brooks and his staff are very professional and great to work with. Love his new office space!
Exceptional Doctor! Covered all my medical issues and has me set up to see the right specialist and diagnostic tests. Thanks Dr. Brooks!
I have been a patient for many years & Dr Brooks has always taken excellent care of me. He is very attentive, caring & explains everything in a manner eady to understand.
Very knowledgeable excellent bedside manner when I changed my insurances I always make sure that Brooks is on the plan
Best dr. Best office,Best staff
Very caring and thoughtful Doctor!!
I love the way he is so interested in my well-being as well as my health. Very professional and a great bedside manner!
Good doctor treats me well.
Spent time with me answering all my questions. 🤗
Dr. Brooks is the best doctor our family has had. He is compassionate, thorough and professional.