Dr. Jessica Wallenmeyer was born and raised in Edmond, Oklahoma. She completed her undergraduate studies at Baylor University with a major in Biology and a minor in Medical Humanities. She then proceeded to Baylor College of Medicine in Houston to attain her medical degree. After medical school, she stayed in Houston to complete her residency training in pediatrics at Texas Children’s Hospital.
In 2013, Dr. Wallenmeyer became board certified and a Fellow of the American Academy of Pediatrics. She began her professional career in private practice in Katy, TX and then practiced in Edmond, OK prior to returning to Houston for her husband’s career. She joined Blue Fish Pediatrics in 2020.
Dr. Wallenmeyer met her husband during residency, and they were married in 2012. They have one daughter, Amelia, and an ornery basset hound named Barnabas. In her free time, she enjoys exercising, reading, traveling, playing or watching sports and spending time with her family.
As a mom, Dr. Wallenmeyer has a passion for breastfeeding and newborn care. She enjoys developing relationships with patients and their families and helping parents navigate the challenges that come with growing families. She feels privileged to care for children from birth into adolescence, and loves watching her patients grow.
If you would like to become a new patient at Blue Fish Pediatrics, please fill out our New Patient Application.
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.)