About
Lawrence V. Deck III, MD earned his Bachelor of Science in Biology from Central State University in Edmond, Oklahoma in 1982. He then completed his Doctorate of Medicine at the University of Oklahoma College of Medicine in 1986. His internship and residency in Internal Medicine both took place at the University of Oklahoma Health Sciences Center, finishing in 1989.
Dr. Deck holds certification from the American Board of Internal Medicine and also serves as a certified Air Medical Examiner. He has held significant leadership positions, including Chief of Medicine at Southern Plains Medical Center in 1991 and Chief of the Medicine Section at Mercy Hospital from 2008 to 2009. He maintains an affiliation with Mercy Health Center and holds membership in the American College of Physicians and the American Medical Association. Patients describe his visits as unhurried, thorough, and marked by careful attention to lab results and medications. Outside of medicine, Dr. Deck enjoys sports, exercise, and gardening.
Education & Training
Medical School
University of Oklahoma College of Medicine — Doctorate of Medicine 1986
Residency
Internal Medicine, University of Oklahoma Health Sciences Center 1987-1989
Certifications
Conditions Treated
Similar Doctors Nearby
Dr. Lisa FarhoodMD
type 2 diabetes, high cholesterol, hypertension
Dr. Michael CrawfordMD
type 2 diabetes, high cholesterol, hypertension +2 more
Dr. Allen HamakerMD
type 2 diabetes, hypertension, high cholesterol +3 more
Frequently Asked Questions
Dr. Deck focuses on internal medicine and preventive care. He actively manages chronic conditions including type 2 diabetes, high cholesterol, and hypertension. His screening-first approach helps identify health issues before they develop into more serious problems.
Dr. Deck uses a team-based model, collaborating with the patient and relevant specialists to guide care decisions. He prioritizes early detection through comprehensive screenings and testing. Patients consistently describe his visits as unhurried, with detailed explanations of test results and treatment options.
Yes. Dr. Deck holds board certification from the American Board of Internal Medicine. He also holds certification as an Air Medical Examiner.
Dr. Deck earned his medical degree from the University of Oklahoma College of Medicine in 1986. He completed both his internship and his internal medicine residency at the University of Oklahoma Health Sciences Center, finishing his residency in 1989.
Yes. Dr. Deck served as Chief of Medicine at Southern Plains Medical Center in 1991. He later served as Chief of the Medicine Section at Mercy Hospital from 2008 to 2009.
Yes. When you visit the office, you see Dr. Deck directly. He does not route patients to a nurse practitioner or physician assistant for their appointments.
Yes. Dr. Deck is reachable by phone after hours and on weekends. This direct access allows members to address urgent concerns without waiting for a scheduled visit.
Dr. Deck holds memberships in the American Society of Internal Medicine, the American College of Physicians, and the American Medical Association.
Dr. Deck maintains a hospital affiliation with Mercy Health Center in Oklahoma City.
Doctor profile last updated March 26, 2026
