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  • Difficulty breastfeeding

  • Torticollis

  • Fussy baby/colic/reflux

  • Resistance to tummy time

  • Toe walking

  • Flat feet

  • Awkward/abnormal gait

  • Unstable gait/frequent falling

0-24 Months
  • Low or high muscle tone (hyper- or hypotonia)

  • Late motor milestones (delayed rolling, crawling or walking)

  • Postural asymmetry

and much more!

Physical Therapy for Kids:

Do you or your provider have concerns about your child's development?


You may be surprised how issues may present themselves in your infant or toddler. 


Jackie specializes in treating physical and developmental conditions of earliest childhood and believes that no matter what their struggle,

your child is worth it! 

Professional Qualifications

  • Fellow: American Academy for Cerebral Palsy & Developmental Medicine

  • Member: International Society for Infant Studies

  • Professional Division: The Monroe Institute

  • Vice President: Section on Pediatrics, American Physical Therapy Association

  • Maine Delegate: House of Delegates, American Physical Therapy Association

  • Item Writer/Reviewer: Federation of State Boards of Physical Therapy

  • Peer Reviewer: Infant Behavior and Development

  • Conference Founder: The Icelandic Dialogues - Healing the Healers

About Jackie:

Jacqueline Mast, PT, MSEd, is a pediatric physical therapist and expert in infant and toddler behavior and development. She has been in the field for over four decades and is highly regarded by physicians and parents alike.

Jackie gets to know each child as an individual. She will tailor her treatment approach to your child's specific needs. Her philosophy involves a belief in a child's innate wisdom and a focus on helping parents interpret and understand their emerging child.

Children love working with Jackie because she helps them through their struggles while being able to meet them where their abilities are - there's a reason she's known as "the kid whisperer"!

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