Dr. Brian K. MacGillivray, MD

Expert Publications

• Markers of cardiac hypertrophy.

Media Releases

Get to know Family Physician Dr. Brian K. MacGillivray, who serves patients in San Antonio, Texas.

A devoted family physician, Dr. MacGillivray, affectionately known as Dr. Mac, sees patients at his private practice – Grey Canyon Family Medicine – in San Antonio, Texas.

Back in the early days of his academic career, he graduated with his medical degree from the University of Kansas School of Medicine in 1996, before completing his residency in family medicine at the same educational venue in 1999.

Following his training, the doctor attained board-certification in family medicine through the American Board of Family Medicine (ABFM). The ABFM is a non-profit, independent medical association of American physicians who practice family medicine and its sub-specialties. 

Family medicine is a medical specialty devoted to comprehensive health care for people of all ages. The specialist is called a family physician or family doctor. A family physician is often the first person a patient sees when seeking healthcare services. They examine and treat patients with a wide range of conditions and refer those with serious ailments to a specialist or appropriate facility. 

Recommended Articles

• The BRAT Diet for Toddlers

  IntroductionBRAT is a type of diet, which consists of bananas, rice, applesauce, and toast. The BRAT diet used to be a staple mostly recommended by pediatricians to children with an upset stomach. The main idea behind this diet is to provide a chance for the gut to rest and at the same time...

• What Is Vistaril Used For?

  What is Vistaril (hydroxyzine)?Vistaril is a medication used to reduce central nervous system activity. It is an antihistamine drug that can help reduce the effects of histamine in the body and relieve symptoms of allergy, such as histamine-induced itch, hives, and contact dermatitis.Vistaril is...

• Treatments for Conjunctivitis

  Conjunctivitis or "pinkeye" is an infection of the conjunctiva, the thin, clear membrane coating the white of the eye and lining the inside of the eyelid. The symptoms may vary slightly depending on the cause, but are distinct: redness of the white part of the eye, tearing, a thick yellow discharge...

• How is Lactose Intolerance Diagnosed?

  Lactose intolerance has gained a lot of prominence in recent years. The common symptoms of lactose intolerance like bloating, flatulence, discomfort, and diarrhea can often mimic the symptoms of many other medical conditions. There is often a tendency to self-diagnose when observing these symptoms....

• 6 Reasons Why You Are Coughing Up Green Mucus

  IntroductionMucus is a moist film, which helps keep your nose from drying out and protect your lungs from foreign substances, such as bacteria, viruses, dust, and other harmful intruders. It keeps you healthy but you may only notice it whenever you are sick. Mucus becomes thicker when you are sick,...

• Chronic Knee Pain: What Are the Causes, Symptoms, and Treatment?

  Chronic knee pain is a long-lasting pain in the knees that is associated with swelling and stiffness. Typically, a knee pain lasts for more than three months. There are several causes of chronic knee pain and this article will focus on its causes, symptoms, diagnosis, and treatment.What is...