Emergency Medicine

Specializes in treating patients who experience a sudden illness or traumatic injury. They often initiate lifesaving measures to stabilize the patient’s condition.

Jeffery C. Diehl, M.D. - Marshall Emergency Physicians, (660) 886-7431

Education & Qualifications:

Dr. Diehl received his medical degree from the University of Missouri – Kansas City School of Medicine after completing undergraduate studies at St. John’s School of Medical Technology in Springfield, Missouri and Southwest Missouri State University in Springfield.

Dr. Diehl completed an internship in Surgery at Truman Medical Center-West in Kansas City and a residency in Family Practice at Truman Medical Center East, also in Kansas City.

Dr. Diehl is certified in Basic Life Support, Advanced Cardiac Life Support, Pediatric Advanced Life Support, and Neonatal Resuscitation.

He is a member of the American Academy of Family Physicians.

Preston Howerton, D.O. - Marshall Emergency Physicians, (660) 886-7431

Education & Qualifications:

Dr. Howerton received his medical degree from the University of Health Sciences College of Osteopathic Medicine n Kansas City, Missouri in 2004 after completing undergraduate studies at Clearwater Christian College in Clearwater, Florida and the University of Missouri-Kansas City in Kansas City, Missouri.
Dr. Howerton completed a rotating internship at the Medical Center of Independence in 2005. He attended Flight Surgeon training at the School of Aerospace Medicine in San Antonio, Texas and served as Flight Surgeon at Whiteman Air Force Base in Missouri.
Dr. Howerton is certified in Basic Life Support, Advanced Cardiac Life Support, Advanced Trauma Life Support, Pediatric Advanced Life Support, and Combat Casualty Care Course. He is a member of the American Osteopathic Association, the American Medical Association, and the Aerospace Medical Association.

Thomas Laird, M.D. - Marshall Emergency Physicians, (660) 886-7431

Education & Qualifications:

Dr. Laird received his medical degree from the University of Nebraska College of Medicine in Lincoln, NE. He served an internship at Bryan Memorial Hospital in Lincoln, NE.

Dr. Laird is a charter and lifetime member of the American College of Emergency Physicians and belongs to the American medical Association and the Missouri Chapter of the American College of Emergency Physicians. He also hold certifications in Advanced Cardiac Life Support and Advanced Trauma Life Support.

James Patterson, D.O. - Marshall Emergency Physicians, (660) 886-7431

Education & Qualifications:

Dr. Patterson received his Doctor of Osteopathy from the University of Health Sciences in Kansas City, Missouri. He completed his residency at Christi Riverside Medical Center in Wichita, KS.

Dr. Patterson is Board Certified by the American Osteopathy Board of Family Practice.