Providers //

Albert S. Callie MD, FAAP

Born and raised in Bangor, Pennsylvania, Dr. Albert S.  Callie attended Muhlenberg College and Hahnemann Medical College in Philadelphia.  He did his residency training at Children's Hospital in Cincinnati before serving as pediatrician at Fort Richie Army Base in Maryland.  He and his family then returned to Akron, Ohio, for additional residency training before moving to Tucson in 1971.  


Dr. Callie opened his private pediatric practice in 1974.   He also worked as a pediatrician at the Myelomenigengocele (Spina Bifida) Children's Rehab Center and St. Elizabeth's Health Center (Catholic Community Services) for 20 years.


Dr. Callie and his wife Joyce are the proud parents of nine children and ten grandchildren. His is also an avid reader and cyclist.


Albert A. Callie MD, FAAP


Dr. Albert A. Callie was born in Cincinnati and grew up in Tucson.  He earned a cum laude Bachelor of Science degree in Molecular and Cellular Biology and graduated from University of Arizona  College of Medicine in 1994.   His pediatric residency training was at University of Michigan Medical Center.  He also received the James Matland Simpson Resident Initiative Award for exceptional performance during residency.  


Dr. Callie Jr. is the proud father of Ryan, Bryn, Hadley, Cole, and Marlo and husband of Carin.  He enjoys working on his home, inside and out, playing basketball, and spending time with his family.  

Michelle Foth, MD, FAAP


Dr. Michelle Foth was born and raised in San Bernadino, California, in the foothills below Big Bear Mountain. She majored in Biology at UC Riverside and then graduated from Creighton University School of Medicine in Omaha.  She came to University of Arizona and Tucson for her pediatric residency and decided to stay.  Dr. Foth married her high school sweetheart Robert Foth (Math department chair at Pima) and has three children: Abigail, Zachary, and Madeline  Dr. Foth has also been busy running the school carnival at Dodge (six years and counting) and as a Band Booster at Tucson High, as PTA president.  and as a Girl Scout troop leader.  She enjoys waterskiing at Lake Powell. 

erin 2.JPG

Erin Cowan, RN, MS, CPNP


Erin Cowan is a native Tucsonan, born at St Joseph’s Hospital. She earned her Bachelor of Science in Nursing degree, magna cum laude, from Northern Arizona University in 1993, and her Master of Science degree, cum laude, from Arizona State University in 1997. She has practiced her entire career in pediatrics, both as a nurse and a nurse practitioner. She has many years of primary care office experience, and managed well newborns at Tucson Medical Center.  She also has extensive experience with breastfeeding moms in the newborn period and values the opportunity to follow kids as they grow and develop.


Erin is the proud parent of Dylan and Dana, both of whom were also born at St Joseph's Hospital! She enjoys reading, volleyball, camping, fishing, women’s and youth ministry at church, and spending time outdoors with her family. 


Christina Hoang, DO

Born and raised in San Jose, CA, Dr. Hoang loved to bike and play outside with her sister and cousins, in the family’s big backyard.    While earning her undergraduate degree at UC Davis (majoring in biochemistry and microbiology), Dr. Hoang interned in the Child Life program. In that program, she learned and gained hands-on training in psychosocial needs of children in the healthcare environment. Dr. Hoang then headed to Arizona, where she earned her Doctor of Osteopathic Medicine degree at Midwestern in Glendale and did her residency at Banner University Hospital. 

Dr. Hoang and her husband have a two-year old son, Arthur, and another son on the way.  Dr. Hoang now loves to run (including annual half-marathons) and to go on family outings to the park and zoo. 

Administration & Care Coordination 

Julie Winklepleck
Mary Beth Callie, PhD
Stefanie John 
Office Manager, Billing & Payment 
Behavioral Health Integration/HealthySteps Program, Research/Policy, Media/Communications.

Front Office 

HealthySteps Specialist 
Verification, referrals
Medical Records

 Back Office (Medical Assistants)