
Overview
Michaela Wagner, DO, is a pediatrician who cares for children from newborns through adolescence. She provides well-child checkups, vaccines/immunizations, developmental screenings and sports physicals. Dr. Wagner also treats common childhood illnesses and chronic conditions such as ear infections, strep throat, asthma, allergies, eczema and ADHD.|In the hospital, she serves as a newborn nursery provider, helping new parents with early feeding and newborn care, and partnering with families to manage nutrition and growth concerns. Dr. Wagner also coordinates with pediatric specialists as needed, making sure families can make confident, informed decisions about their children’s care.|Raised in Lewistown, Pa., and born at the Lewistown Hospital, Dr. Wagner says, “I’m honored to return home to Geisinger to practice pediatrics in the rural community that shaped me.” She believes great care starts with long-term relationships — getting to know each child personally — and supporting families through every developmental stage.|Dr. Wagner completed pediatrics training at Atrium Health Wake Forest Baptist and earned her medical degree from the Philadelphia College of Osteopathic Medicine. During her postdoctoral training, she received the Intern Advocacy Award and the Best Teacher and Role Model Award. Her scholarly work includes projects on infant growth assessment and eosinophilic esophagitis in children.
Dr. Wagner is currently accepting new patients.
Specialties
Licenses
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- EPO
- HMO
- PPO
- HMO
- POS
- PPO
- EPO
- PPO
- HMO
- MANAGED MEDICAID PLAN
- EPO
- HMO
- POS
- PPO
- EPO
- PPO
Locations
21 Geisinger Lane, Lewistown, PA 17044
Geisinger Lewistown - Gastroenterology
Dr. Hosterman is a board-certified and fellowship-trained specialist in nutrition and weight management. Her clinical interests include adult and pediatric malnutrition and comprehensive weight management. Dr. Hosterman attended the Philadelphia College of Osteopathic Medicine, where she received her medical degree. She completed her internal medicine – pediatric residency and then her weight management and nutrition fellowship at Geisinger Medical Center. Dr. Hosterman is certified by the American Board of Internal Medicine, the American Board of Pediatrics, the American Board of Obesity Medicine and the American Board of Physician Nutrition Specialists. Dr. Hosterman is highly rated in 4 conditions, according to our data. Her clinical expertise encompasses Malnutrition, Short Bowel Syndrome, Small Bowel Bacterial Overgrowth, and Obesity. Dr. Hosterman is board certified in The American Board Of Internal Medicine, The American Board Of Pediatrics, The American Board Of Obesity Medicine And The American Board Of Physician Nutrition Specialists. Dr. Hosterman is currently accepting new patients.
The Milton S. Hershey Medical Center
Ian Paul is a Pediatrics provider practicing medicine in Hershey, Pennsylvania. Dr. Paul is highly rated in 2 conditions, according to our data. His clinical expertise encompasses Obesity in Children, High Blood Pressure in Infants, Neonatal Abstinence Syndrome, and Gastroesophageal Reflux in Infants.
Geisinger Lewisburg - Pediatric Neurodevelopment
Dr. Challman is a board-certified and fellowship-trained specialist in neurodevelopmental pediatrics. His clinical interests include developmental disorders, including intellectual disability and autism. His research interests include genetic etiologies of developmental disorders and developmental screening. Dr. Challman earned his medical degree from Georgetown University. He completed his residency at Mayo Clinic, Rochester, then completed a fellowship in neurodevelopmental disabilities at Kennedy Krieger Institute. Dr. Challman is certified by the American Board of Pediatrics in developmental-behavioral pediatrics and neurodevelopmental disabilities. Dr. Challman is highly rated in 2 conditions, according to our data. His clinical expertise encompasses Autism Spectrum Disorder, Increased Head Circumference, and Hypotonia. Dr. Challman is board certified in The American Board Of Pediatrics In Developmental-Behavioral Pediatrics And Neurodevelopmental Disabilities. Dr. Challman is currently accepting new patients.
Frequently Asked Questions about Dr. Michaela R. Wagner
How do I make an appointment with Dr. Michaela R. Wagner?
You can book an appointment with Dr. Michaela R. Wagner by calling their office at 800-230-4565. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.
Does Dr. Michaela R. Wagner accept my insurance?
Dr. Michaela R. Wagner accepts most major insurance plans, including Aetna and Capital Blue Cross. We recommend calling the office directly at 800-230-4565 to verify that your specific plan is currently accepted before your visit.
Areas of Expertise
MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.
Learn more about MediFind’s expert tiers
We do not have enough information to identify the Areas of Expertise for this provider.

