San Tan Office Providers

We currently have four providers practicing out of our San Tan office. Please feel free to browse the bios of each of our providers below.

Aleta DaSilva, M.D., F.A.A.P.

Hello. My name is Aleta DaSilva and I am originally from Santa Fe, New Mexico. I received my Bachelor of Science degree in Biology as well as my medical degree from the University of New Mexico in Albuquerque. I completed residency at Phoenix Children's Hospital/Maricopa Medical Center integrated program in 2005 and am board certified by the American Board of Pediatrics. I am married to a pharmacist and we have two boys. We enjoy spending our free time hiking, camping, and traveling. I look forward to working with you and your family in the future.

Andrea DeMets, M.D., F.A.A.P.

Hi! My name is Andrea DeMets and I'm very excited to be a part of Mesa Pediatrics. I am originally from Wisconsin and continue to be a huge Badger fan! I completed medical school at the University of Wisconsin - Madison and finished my residency there as well. I had a short hiatus in Providence, RI where I did my pediatric internship at Brown University. I am certified by the American Board of Pediatrics and have been practicing pediatrics since 2005. I enjoy spending time with my family, including my husband, Joe, our son, and our very active Labrador Retriever. I look forward to meeting you and your family sometime soon!

Reyna Cuellar, M.D., F.A.A.P.

Hi! My name is Reyna Cuellar and I am very happy of be a part of Mesa Pediatrics. I grew up in the East Valley and graduated from Chandler High School before I went on to study Human Biology at Stanford University. I attended medical school at the University of Arizona and continued by training at the Phoenix Children's Hospital / Maricopa Medical Center Integrated Program. Shortly after completing residency, I was certified by the American Board of Pediatrics. I love spending most of my free time with my family. My husband, Eliud, and I have been blessed with two wonderful children. Our son, Eli is eight years old and Isabella is one. They are just great kids! I look forward to working with your family in the near future!

Hoai-Trinh Nguyen, M.D., F.A.A.P.

Hello!  I was born and raised in Colorado.  I attended the University of Denver for my undergraduate studies and earned my medical degree at the University of Colorado.  Residency brought me to the desert, and I completed my pediatrics training at Phoenix Children's Hospital and Maricopa Medical Center.  Prior to joining Mesa Pediatrics, I worked as a hospitalist for the Bone marrow Transplant team at Children's Hospital Los Angeles. In my spare time, I enjoy spending time with family and friends, reading, hiking, traveling, and cheering on the Colorado Avalanche and the Denver Broncos.

What's Happening on Facebook?

Don't Forget Your Insurance Card

Don't Forget Your Insurance CardPlease bring your insurance card every time you bring your child to the office.

Employment Opportunities

Click here to browse through our employment opportunities.