McDavid (Mac) Mahaffey

MD, PA, FAAFP

A man with a beard and shoulder-length brown hair standing outdoors near a tree with a blurred background of foliage. He is wearing a navy blue polo shirt and a black wristwatch.

Undergraduate Education:
Baylor University: 2000

Medical Education:
University of Texas Health & Science Center: 2005

Residency:
University of Texas Health & Science Center: June 2008

Board Certifications:
Family Practice: 07/2008

In Practice Since:
2008

Affiliations: Texas Medical Association. Texas Academy of Family Practice. American Academy of Family Practice.
Fellow of the American Academy of Family Physicians. Team Physician for Cleburne ISD.
Youth worship leader and volunteer at FUMC.

MORE INFORMATION:

For more than 20 years, Dr. McDavid “Dr. Mac” Mahaffey has dedicated his career to providing exceptional healthcare to families throughout Johnson County and the surrounding communities. As the founder, owner, and lead physician at Mahaffey Family Medicine, Dr. Mahaffey has built a practice centered around one simple philosophy: treat every patient like family. His commitment to personalized care, clinical excellence, and long-term relationships caring for patients has made him one of the area’s most trusted primary care physicians.

Board-certified in Family Medicine and recognized as a Fellow of the American Academy of Family Physicians (FAAFP), Dr. Mahaffey combines extensive medical expertise and knowledge with a genuine passion for serving his community. He earned his medical degree from the University of Texas Medical School at Houston and has spent his career helping patients achieve healthier, fuller lives through preventive care, early diagnosis, and comprehensive treatment plans.

A certificate listing various medical certifications with their respective dates, including Experienced Provider, Pediatric Advanced Life Support, Advanced Trauma and Life Support, Advanced Cardiac Life Support, Basic Life Support, and Neonatal Resuscitation Program, presented on a beige background with a brown border and green text.
A certificate listing various medical certifications with their respective dates, including Experienced Provider, Pediatric Advanced Life Support, Advanced Trauma and Life Support, Advanced Cardiac Life Support, Basic Life Support, and Neonatal Resuscitation Program, presented on a beige background with a brown border and green text.