Yash Pal Mehndiratta, MD, DABSM

Diplomate American Board of Sleep Medicine

Diplomate American Board of Neurology

Fellow American Board of Sleep Medicine

Fellowship: The Cleveland Clinic Foundation

Dr. Yash Mehndiratta is Board Certified in Sleep Medicine. Dr Mehndiratta has been involved in community outreach programs to educate the public and professionals in the prevalence,significance and therapeutic alternatives in treating sleep disorders. His mission has been to provide leading edge testing,innovative and comprehensive treatment options for patients with sleep disorders.


Ritula B. Mehndiratta, MD, DABSM

Board-Certified: American Board of Sleep Medicine

Case Western Reserve University, Cleveland Ohio

Dr.Ritula Mehndiratta is Board Certified in Sleep Medicine.Dr Mehndiratta has been involved in community outreach programmes to educate the public and professionals in the prevalence,significance and therapeutic alternatives in treating sleep disorders.She provides leading edge testing,innovative and comprehensive treatment options for patients with sleep disorders.

Dr. Mehndiratta's mission is to increase awareness of sleep disorders and provide comprehensive high quality care in the field of sleep medicine. With over 20 years of experience, Sleep Services of Maryland focus on patient outcome and delivering the highest care possible.


Cheryl Findlen Callahn RN, DDS

Doctorate of Dental Surgery - University of Michigan

Bachelor of Science in Nursing - Northeastern University

Dr. Callahan has lived and been an active member of the Montgomery County community for over 30 years. She earned her DDs degree from the University of Michigan Dental School after a previous career as a Registered Nurse. In 1995 she opened Cheryl F. Callahan DDS PA, a State-of-the-Art private dental practice. Her nursing experience has enabled her to take a holistic comprehensive approach to her practice. Her personal commitment to post graduate continuing education has allowed her to bring the latest technological advancements into her practice.

Dr. Callahan's mission is to provide each person with the information, tools and guidance to achieve optimal oral and physical health. She works closely with many physicians caring for people with many medical conditions.. Sleep apnea and its affects on an individual's overall health began her journey to becoming a Qualified Dentist by the American Academy of Dental Sleep Medicine and develop an expertise in oral appliance sleep therapy.

Dr. Callahan is dedicated to offering the latest techniques and technology to her patients. She provides a digital environment as she creates a lifetime of beautiful smiles. She’s committed to your comfort and assuring that optima oral health is the center of every treatment. She is an active member in many dental societies and associations. 

When Dr. Callahan is not practicing, she enjoys travelling and spending time with family and friends