A Thru Z Pediatrics-Best Pediatricians in San Antonio and Surrounding Areas

Medical Center Location

7922 Ewing Halsell, Suite 360 San Antonio, TX 78229
Phone: 210-614-7500
Fax: 210-614-7540
Mon- Fri 8:30 AM- 5:30 PM
Saturday 8:30 AM to 12:30 PM

Stone Oak Location

1314 E. Sonterra Blvd, Suite 5102 San Antonio, TX 78258
Phone: 210-490-8888
Fax: 210-496-6865
Mon- Fri 9:00 AM - 5:30 PM
Saturday 8 AM -12 PM

Schertz Location

5000 Schertz Pkwy, Suite 300 Schertz, TX 78154
Phone: 210- 775 -0909
Fax: 210-874-4345
Mon- Fri 9 AM - 5:00 PM

WestOver Hills Location

11212 State Hwy 151, PLAZA-2 Suite 215 San Antonio, TX. 78251
Phone: 210-405-3473
Fax: 210-418-1221
Mon- Fri 9 AM - 5:00 PM

Same-Day Visits in Stone Oak,

San Antonio

Got a sick kid in the house? Book an appointment at our pediatric clinic for a sick visit. We’ll do our best to see you the same day. Please call our office so that we can figure out the best way to help you. **All new and existing patients of A-Z Pediatrics, kindly call to have your PCP on file reflect Dr. Mohan Rayala MD before your appointment so we can complete your insurance verification without any difficulty.

Diagnostic Test Screening (Flu, RSV, Strep, Urine cultures)

For your convenience, we can conduct screening for common illnesses such as RSV, Strep, Flu, and Mono (among others) in our office!

Appropriate follow-ups

Depending on what you come in for, we will usually schedule a follow-up appointment in 1 – 2 weeks so we can make sure your child is recovering appropriately. Of course, if you have any questions in the interim, please feel free to call us.

Well-Child Visits

“An Ounce of Prevention is Worth a Pound of Cure”

The Importance of Well-Child Visits at All Ages.

At well-child visits, older children and Adolescents have a moment to be in the spotlight and have their specific concerns addressed and parents get some relief by sharing their concerns with their child’s physician. Well-child visits provide an invaluable look at your child’s health over the long term. Here are some of the benefits of well child visits:


Catch any Emerging health problems. These regular visits are important to catch any emerging health problems before it is too late to treat effectively.

Tracking Growth and Development:

See how much your child has grown in the time since your last visit, and talk with your doctor about your child’s growth and development, Milestones, Social behaviors and Learning.

Tracking Growth and Development:

Well-Child Visits are a great way to make sure your Child’s Immunizations are current.



If you need immediate medical assistance please call 911.
210-490-8888 ( Stone Oak ), 210-614-7500 ( Medical center):


Our answering service will forward your message to the on-call provider who will call back to answer your questions.

Sat 8 am to 12pm at our Stone Oak Location.