Meet our friendly, experienced pediatricians and staff at The Children's Doctor! Our entire team is dedicated to helping you and your child feel at home from the moment your walk through the door. We're proud to be members of the Hagerstown community and serve the needs of their children.

We pride ourselves in being an exceptional clinic where children come first. Our child-focused practice works hard to meet the needs of children from infancy through adolescence. Compassionate, knowledgeable and supportive staff is the cornerstone of Name of The Children's Doctor's quality care. All of our pediatricians and medical staff are highly trained professionals, and maintain the highest level of accreditation in pediatrics to address the special needs of infants, children, and teens.

We strive to treat each and every patient as we would want our own children to be treated. Our doctors and staff look forward to building a relationship with you and your family.

Saqib Masood, MD, FAAP

Dr. Masood was born in Sargodha, Pakistan.  His early education was at AngloUrdu Boys Secondary School, Baldia Town, Karachi.  He attended Adam Jee Gov’t Science College, Karachi, for his premedical school diploma and Dow Medical College, Karachi, Pakistan for his medical education.

He completed three years of Pediatric residency at Lincoln Medical and Mental Health Center in Bronx, NY.  He did a one year fellowship in Pediatric Endocrinology and Metabolism at North Shore University Hospital – NYU School of Medicine in Manhasset, NY.

Dr. Masood joined The Children’s Doctor in May 2004.

He is Board Certified by the American Board of Pediatrics and a fellow of the Amercian Academy of Pediatrics.

His medical interests are growth failure, diabetes mellitus, thyroid diseases, obesity, precocious and delayed puberty, polycystic ovarian syndrome, menstrual irregularities, and short stature.

He enjoys tennis, going to the park and the movies, and spending time with his family.

He is married and has four sons.

Vandana Sajankila, MD, FAAP

Dr. Sajankila was born in Kerala, India.  Her early education was in Kerala. She attended Kharkov Medical University in the Ukraine where she received her MD.  She practiced for 5 years in India and then moved to the

United States.  She attended Michigan State University in Lansing, Michigan where she received her USA training in pediatrics.

She is board certified by the American Board of Pediatrics and a fellow of the American Academy of Pediatrics.

Dr. Sajankila joined The Children’s Doctor in November 2007.

Her special professional interests are in the fields of genetics and dermatology.

Her leisure interests include music, reading books, and she is an avid football fan.

She is married and has two children.

Christina Poh, DO
Dr. Poh was born and raised in Indonesia. As a child, she would help out in the neighborhood clinic that her dad set up in his garage. It was observing her dad practicing medicine that inspired her to become a physician. She moved to the United States as a teenager and started high school in Colorado. She lived in Colorado for 15 years before going to medical school and called Colorado her hometown. She received her bachelor’s degree in Integrative Physiology at University of Colorado at Boulder. She continued her education at Kirksville College of Osteopathic Medicine in Missouri where she obtained her degree in Doctor of Osteopathic Medicine.

She chose pediatrics as her specialty because she was fascinated by the different milestones in a child’s development including the science behind it. She completed her pediatric residency at Crozer Chester Medical Center in Pennsylvania. During her residency program, she received the David Baker Memorial Award which was given yearly to a third year resident who was regarded as an excellent teacher, dedicated physician and true child advocate.

She is a fellow of the American Academy of Pediatrics.

Dr. Poh joined The Children’s Doctor in September 2021.

She is excited to explore and learn about the communities in Hagerstown. She believes that knowing resources in the community will help to empower her patients and is a crucial aspect in promoting health. She understands that although information in parenting and child care methods are great tools for parents, the immense options could be difficult to navigate. Her goal is to establish a lifelong relationship with families to help parents choose the best possible care for their child.

In her spare time Dr. Poh enjoys traveling with her husband and playing with her puppy. She is a big fan of crime thrillers and mystery TV shows. She also loves trying new things and experimenting with cooking, apps, and trends.

Pamela Mullins, CFNP
Pamela (Pam) was born and raised in Washington County Maryland. She is a local girl all the way, graduating from Clear Spring High School and earning an Associate’s degree in nursing from Hagerstown Community College.

She initially worked as a nurse with her Licensed Practical Nurse degree but after awhile, she decided to further her education .

Realizing that she wanted to move beyond LPN responsibilities, she attended Frostburg State University and received her Bachelor’s degree in nursing in 2014. She then proceeded to Shenandoah University in Winchester VA, earning her Master’s degree and graduating as a Family Nurse Practitioner.

Pam has over 15 years of experience as a pediatric nurse with Meritus Medical Center and Children’s National Medical Center. Besides her pediatric nursing experience, she has worked as a nurse in both emergency rooms and urgent care centers.

She has special interests in the management of attention deficit hyperactive disorder and in the prevention and treatment of childhood obesity.

Pam has two adult daughters, grandchildren, and several animals. She enjoys spending time with her family, riding her “Hog” (Harley Davidson Motorcycle,) photographing the world around her, and scrapbooking.

Vanessa Geyer, CRNP
Vanessa was born and raised in Marshalltown, Iowa. She starting her nursing career in Iowa as a Licensed Practical Nurse in 2010. She moved to Maryland in 2011 where she started advancing her career in the nursing profession.

She received an Associate's Degree in Nursing from Hagerstown Community College in 2013 and a Bachelor's of Science in Nursing degree from Shepard University in 2016. She earned a Master's degree as a Family Practice Nurse Practitioner from Purdue Global University in 2019. She has worked as a nurse for the past 9 years in a variety of different healthcare settings, including working for our local hospital Meritus Medical Center. She has enjoyed working with different populations and being able to care for people in the community. Overall, her career goal was to work with pediatrics.

Vanessa joined The Children's Doctor in October 2019. She is board certified with The American Academy of Nurse Practitioners. She has a unique personal interest in physical health and wellness. She is married with three little girls. She enjoys spending time with her family - doing things likes swimming, baking cookies, watching movies, and traveling to Walt Disney World. In her spare time, she enjoys cooking and scrapbooking.

She is looking forward to pursuing her career in pediatrics and a long career with The Children's Doctor.