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Welcome to

Our mission statement:

Our objective at Cornerstone Pediatrics is to deliver comprehensive and compassionate care to each child we assist. We are dedicated to the cultivation of a nurturing environment that enhances the emotional, developmental, and physical health of our patients. We are committed to being the trusted partner in every child's healthcare journey, providing families with the knowledge and support necessary to ensure a vibrant and healthy future, with a focus on excellence and integrity.

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Patient Testimonials

Samantha T.

I'm incredibly grateful for the exceptional care my child received at Cornerstone Pediatrics. The team is dedicated, compassionate, and truly goes above and beyond for their young patients.
5/5 Rating

Michael P.

Cornerstone Pediatrics is a top-notch pediatric office. The staff is friendly, the facility is clean, and the doctors are knowledgeable. I highly recommend their services to all parents.
5/5 Rating

Emily S.

I can't thank Cornerstone Pediatrics enough for the wonderful care they provide. They make every visit a positive experience, and I trust them completely with my child's health.
5/5 Rating

Explore Our Office

Take a Virtual Tour

Find us:

Address: 380 SW Prima Vista Blvd.

Port St. lucie, FL 34983

Get in touch with us:

Phone (772)785-8989 

Fax (772)785-6164

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Who's the Doctor?


Milton M Aponte 


Board Certified Pediatrician 

Office Hours

Office Hours:

Monday 8-5
Tuesday 8-5
Wednesday 8-5
Thursday 8-4 
Friday 8-4
Saturday and Sunday Closed

Over 20 years of serving our community

Get to know us 

Discover Our Approach

Watch Our Introduction Video


Cornerstone Pediatrics accepts most private insurances as well as some medicaid plans. Please contact the office at (772)785-8989 to confirm we accept your insurance, as well as for Self Pay pricing. 

Important Emails: 

If you are an established patient and in need of medical refills or nursing questions you may send patients last, first name, DOB., question or medicine in need of refill. Do not email any urgent or emergency medical questions. We will try our best to respond to your email within 24-48 hours. (

After Hour Contact:  

If you have questions about a recent office visit or don’t know whether you should take patient to Emergency Room or not… please feel free to call the office after hours at (772)785-8989. Please refrain from contacting after hours unless you feel it is an important medical question for Dr. Aponte. That does not include, appointment information, billing questions, medical record requests, medical refills, ETC.

If needed you may leave a voicemail after hours. Please make sure to state the patients First name, Last name, Date of Birth, and briefly explain what the call is about. We will do our best to get back to you the next time we are open. 

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Book Your Appointment


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