Meet Us


We at Northwoods feel that your child’s complete health is our primary concern and we pride ourselves in providing personal and compassionate care. We are dedicated to fully educating you about your child’s health needs and strive to be your partner in health. We hope to develop an alliance with you and a special relationship of trust and confidence as you embark on this challenging and rewarding journey.

Shahzad Islam Shah, MD, FAAP

4680_Dr.-IslamDr. Islam founded Northwoods Pediatric Center on May 1, 2000. He completed his Post-graduate, Pediatric residency training at, The University of Kansas Medical Center, in Wichita, Kansas, where he was also awarded “Resident research award of the year”. He obtained his medical degree from Dow University of Health Sciences- Karachi. Dr. Islam is married to Dr. Nighat Sultana and they have two children. He is a car enthusiast, enjoys strength training, and is a fast bowler in the sport of Cricket.
Staff Privileges: Memorial Hermann- The Woodlands Hospital.
Diplomate American Board of Pediatrics
Fellow American Academy of Pediatrics
Member Texas Medical Association

Nighat Sultana, MD, FAAP

4680_Dr.-SultanaDr. Sultana joined Northwoods Pediatric Center in 2002. She completed her Post-graduate pediatric residency training at The University of Kansas Medical Center in Wichita, Kansas. She obtained her medical degree from Dow University of Health Sciences- Karachi. Dr. Sultana is a very devoted mother of two teens that keep her busy and on the run.
Staff Privileges: Memorial Hermann- The Woodlands Hospital
Diplomate American Board of Pediatrics
Fellow American Academy of Pediatrics
Member Texas Medical Association

Nhu Do, MD, FAAP

Dr.-Do-e1350936864259-150x150Dr. Do has completed her general pediatric residency at Texas Tech- El Paso and joined our practice in July 2012.
Diplomate American Board of Pediatrics
Fellow American Academy of Pediatrics



Allison M. Klimis, MD

Dr. Klimis joined our practice in December 2016 and comes to us with over 10 years of experience in pediatric medicine. She completed her M.D. degree at the Medical College of Wisconsin and did her pediatric residency training with special emphasis in pediatric genetics at The University of Texas Health Science Center at Houston. She loves sports and received a full ride volleyball scholarship to The University of Alabama where she received her undergraduate degree in biology with minor in Spanish.  She is fluent in Spanish and loves her Hispanic patients. She is an energetic mother to five children (3 boys and 2 girls) and wife to a local pastor. She really enjoys working out, playing sports, spending time with her kids, crafting, being outside, and traveling to see her family around the country. She is very excited to care for your kid’s health with the tender touch of a mother.


Chinonyerem Pace, MD

Dr. Pace is a native of Detroit, Michigan. She received her medical degree from Michigan State University College of Human Medicine and completed her residency training at Children’s Hospital of Michigan. She is very passionate about advocating for the pediatric population. She and her husband are enjoying being first time parents as they recently expanded their family with the birth of their son. When she is not working, she loves spending time with her family, traveling, shopping, working out, and cooking. She is very excited to begin her career providing care for children at NPC.




Leslie Jimenez, CMA, CMOM

4680_Leslie-JimenezLeslie Jimenez, our wonderful office manager, has greatly contributed to the establishment of Northwoods Pediatric Center since May of 2000. She whole-heartedly enjoys working with children and their families often referring to them as her own“Kiddos”.
With Leslie’s efforts, Northwoods has grown from a single provider office to a five provider office serving the Spring / Woodlands area. She oversees the day to day functioning of the entire practice and strives towards the advancement of the office by instilling new ideas with implemention. Leslie and her husband have two children that keep her on her toes with their schooling and sports. She absolutely enjoys shopping, dancing, watching sports, and traveling!


Sheraz Islam, Director of Information Technology

4680_Sheraz-IslamaSheraz Islam is a Microsoft Certified Professional with 15 years of IT experience. He holds a Masters degree in Management Information Systems from University of Maryland and a Masters of Business Administration from The University of Houston. Sheraz has played a key role in managing Northwoods Pediatric’s technology infrastructure including both hardware and software. He also owns and operates Computer Systems Network, an advance IT Company. For more information visit In his free time Sheraz likes to spend time with his family, go bicycling, fishing and maintaining his sports car.

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