HealthFirst Heritage Trace


3529 Heritage Trace Parkway, Suite 137
Keller, TX 76244
Phone: (817) 741-7570
Fax: (817) 741-7582

Hours of Operation

Monday – Friday | 8:00 a.m. – 5:00 p.m.


Francisco Chacon, M.D.

Dr. Chacon is board certified in family practice. He attended medical school at University of Texas at Houston Medical School and he completed his undergraduate at Midwestern State University, Wichita Falls, Texas. His internship and residency were completed at John Peter Smith Hospital, Fort Worth, Texas. Dr. Chacon is fluent in Spanish.

Brent Duncan, M.D.

Dr. Duncan is board certified in family practice. He attended medical school at St. George’s University of Medicine in 2002 and completed his residency at John Peter Smith Hospital, Texas A&M University in Fort Worth, Texas.

Physician Assistants

HealthFirst Medical Group is pleased to have several physician assistants as part of our health care team. Physician assistants are highly skilled professionals who provide medical services that would otherwise be performed by a physician. Our physician assistants are under the supervision of our physicians and work diligently to provide quality care to every patient.

  • Cynthia Almanza, P.A.-C
  • Audra R. Fulton, P.A.
  • Blake Weaver, P.A.-C


Our entire staff is here to help you. Have a question about our location, services or policies? Give us a call at (817) 741-7570, and we’ll make sure to take care of you.

Practice Manager: Karina Osorio

Patient Forms


Heritage Trace physician group