Dr. Kristen Diao (pronounced “dee-ow“) was born in Hattiesburg, Mississippi and raised in Jacksonville, Florida. She graduated from Duke University where she majored in Biology. She received her medical degree from Boston University School of Medicine and completed her pediatric residency training at Loma Linda University Children’s Hospital. Dr. Diao is board certified in pediatrics and joined Blue Fish Katy in 2019.
Dr. Diao and her husband have two young children, Claire and James. As a family, they enjoy spending time outdoors, traveling abroad, cooking, and trying new restaurants in Houston. She and her family are members of Bridgepoint Bible Church.
Dr. Diao considers it her great joy and privilege to care for children and their families. During clinic visits, she is thorough in answering questions and believes in working together to provide the best care. As a mom herself, she is excited to help new parents navigate the challenges of having a newborn and enjoys sharing practical tips from breastfeeding to sleep training. The favorite part of her job is forming deep relationships with her families and journeying with children as they grow up. She is fluent in Mandarin.
Blue Fish Katy
23960 Katy Freeway, Suite 150
Katy, Texas 77494
Office Phone: 281-347-0080
Office Fax: 281-347-0081
Please use email for non-urgent business matters only. For all urgent and health matters please call the office to ensure a timely response.
Parking: There is ample free parking on the North, West, and South parking lots surrounding Memorial Hermann Katy Professional Building II.
Monday-Friday: 8:30am – 5pm*
Saturday: Urgent care by same day appointment only*
*Phone lines open at 8:30am. On weekdays for lunch, they are closed from 12PM-1:30PM.
Office Manager – Long Ngo
Phone: (281) 347-0080
Fax: (281) 347-0081
Accounts Receivable/Patient Accounts Questions – Sandy Choi
Phone (713) 467-1741
Fax: (713) 467-9802
In the event of an emergency, dial 911 and then contact us at our office (281) 347-0080. If it is after hours, the office recording will give you the number to our page operator.
If you suspect your child has swallowed medicine or poison, dial 1-800-POISON-1 and contact us at our office (281) 347-0080. If it is after hours, the office recording will give you the number to our page operator.
Sometimes, due to technical problems or the fact that the on call doctor is attending to another patient, your call may not be returned within 15 minutes. In this case please contact the page operator again and a doctor will return your call shortly.
During office hours, please call the office (281) 347-0080 and ask to speak to a nurse.
After hours, please consult Health Topics on our website. If you have further questions or you need to contact one of our doctors, our office recording will give you the number to our page operator.
Sometimes, due to technical problems or the fact that the on-call doctor is attending to another patient, your call may not be returned within 15 minutes. In this case please contact the page operator again and a doctor will return your call shortly.
If you have a non-urgent question, please call (281) 347-0080. Leave your name, telephone number, time of your call, and question and we will return your call in a timely fashion.
- Messages received in the morning during office hours (8:30 AM to 12:00 noon) will be returned by lunch time (12:00 noon to 2:00 PM).
- Messages received in the afternoon during office hours (12:00 noon to 5:00 PM) will be returned by the end of the business day (5:00 PM)
- Messages received after hours will be returned by noon the following business day.
You may also send general questions by email to:
(Please, no medical questions at this time. Thank you.)