Pediatricians & Staff

Meet our friendly staff, any one of us will be more than happy to assist you with your child’s healthcare needs.

Kristin Stahl M.D.

Kristin Stahl M.D.

Dr. Kristin Stahl M.D. graduated from Johns Hopkins University with an undergraduate degree in Biomedical Engineering. She later obtained her medical degree from the Missouri School of Medicine and completed her residency with Washington University School of Medicine at St. Louis Children’s Hospital. She is board certified with the Amercian Academy of Pediatrics, and Dr. Stahl also served as member on St.Louis Children’s Hospital Executive Committee. An avid marathoner, she serves as a board member for the St. Louis chapter of Girls on the Run. Recently, Dr. Stahl has been honored by becoming the only general pediatrician to serve on the editorial board for the Journal of Pediatrics. She resides in St. Louis with her husband and children.

Gretchen Sander M.D.

Gretchen Sander M.D.

Dr. Gretchen Sander M.D. attended Vanderbilt University in Nashville where she received her undergraduate degree in Mathematics. She went on to receive her medical degree at Stritch School of Medicin at Loyola University in Chicago. She completed her residency at Washington University School of Medicine at St. Louis Children’s Hospital. She lives in the St. Louis area with her husband and children.

Liling Lai M.D.

Liling Lai M.D.

Dr.Liling Lai was born in Taiwan and grew up in Brazil. She received her medical degree from Universidade Federal do Ceara in Brazil and went on to complete her pediatric residency at the Medical College of Georgia. Dr. Lai has been in practice since 1991. She is board certified with American Academy of Pediatrics, and she served as assistant professor of clinical pediatrics at the University of Miami School of Medicine for 9 years. Dr. Lai enjoys travel, knitting and fitness. She has lived in many states with her husband.

Debbie Clark RN

Debbie is married and is the mother of 3 adult sons. She has been with Heartland Pediatrics since 1999 when the practice began, she wears many hats, and does a great job running the office and keeping everyone in line.


Suzette Hamilton

Suzette has been with us since January 2003. The experience she has gained through her ​​12 years as our billing ​manager, coupled with her training on the job, has made her an invaluable resource to our patients and employees alike. She is married and has ​a 12 year old daughter and a ​2​2 year old son. She is active in her home, work life.


Direct Line:

Cheri Esquivel LPN

Cheri has been with us since August 2003. She obtained her nursing license through J.B. Johnson in 1995 in conjunction with her general education through Alton Senior High School. She is married has three kids, two of which have been diagnosed with autism. She is actively involved in Autism awareness and is excellent in providing our patients with resources for autism education and resources.

Chrisie Melton MA

Chrisie has been with us since October 2013, after bringing her children to us as patients for many years. She enjoys being a football, baseball, and soccer mom to her 10 year old and 5 year old sons. Chrisie and her family enjoy football and are dedicated Pittsburgh Steelers fans.

Kim Sackett

Kim is who you will see when you arrive at our office. She started with Heartland Pediatrics in September of 2010. She is married and has two adult sons. She checks in your child and can direct you to the correct person to get all your questions answered. Kim is responsible for making sure that proper paperwork is filled out, the insurance information is obtained, and the policy and procedures of our office are explained.

Kara Johnson

Kara started working with us February 2016. She is married with three boys. Her favorite hobby is watching her boys play baseball. On your way out of the office, you will stop to see her, she will be the one to schedule appointments, chances are good that Kara will be the one to answer your incoming calls, and route them to the appropriate person.

Patient Portal

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