Family Allergy and Asthma Specialists
John Mastrovich, M.D.
20650 Stone Oak Parkway, Suite 106,         
San Antonio, TX 78258

(210) 342-6200 Phone       (210) 342-6201 Fax

Located near Hwy 281 and Stone Oak Parkway intersection

Map to Office
Our office specializes in the diagnosis and treatment of adult and pediatric allergic diseases including:

Allergic Rhinitis (hay fever)
Food / Drug Allergies
Urticaria (Hives)
Angioedema (swelling)
Venom Allergies (wasp, bee, etc)
Atopic Dermatitis (eczema)
Immune Deficiencies

Our goal is to spend quality time with patients and treat each individual with respect and compassion. We use the latest in diagnostics and therapeutics to develop a specific treatment plan for each patient.

We are usually able to offer same day or next day consultations.


Mon: 7:30 - 11:30, 1:00 - 6:00

Tue: 7:30- 11:30,  1:00- 5:00

Wed: 7:30- 11:30,  1:00-5:00

Thur: 7:30 - 11:30, 1:00- 5:00

Fri: 7:00 - 11:30,  closed

We accept most major insurance plans including Medicare and TriCare. Please check with your insurance company, however, to verify that we are in network with your plan.

Download Our Forms to review, fill out / sign before your visit:

Instructions for Allergy Testing

New Patient Info / Insurance Form

Financial Policy Form

Grouped Visits Policy Form

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