MVP Team!

         Joseph Wells, M.D.                          Harry Broome, M.D.                           Fred Shulski, M.D.                             Mark Patton, M.D.

Dr. Joseph Wells joined MVP Kids Care in 1986. He graduated from the University of Notre Dame and the Medical College of Ohio at Toledo, where he also completed his internship in pediatrics. He finished his residency and chief residency at Sinai Hospital in Baltimore, Maryland. He has a special interest in children’s injuries and has published reports on Wii Heely, escalator, and mixed martial arts trauma in the American Journal of Diseases of Children, Pediatrics, Clinical Pediatrics, and the Journal of Trauma. He and his wife, gynecologist Dr. Valeria Sorkin-Wells, have 3 children. Dr. Wells is Board Certified in Pediatrics and has been a Fellow of the American Academy of Pediatrics since 1987. He is a Clinical Assistant Professor of Pediatrics at the University of Arizona College of Medicine.


Interests: Dr. Wells enjoys competitive running, current events, and the Fighting Irish.

Dr. Harry Broome is originally from Atlanta and joined MVP Kids Care over 20 years ago. He attended Davidson College majoring in Religion and went to medical school at the University of North Carolina at Chapel Hill. He completed his pediatric residency at Phoenix Children’s in 1996. Dr. Broome is Board Certified in Pediatrics, and is a Fellow of the American Academy of Pediatrics. He occasionally works at the Phoenix Children’s Hospital Urgent Care Center. Dr. Broome loves his vocation of taking care of pediatric patients and their families and would continue practicing pediatrics even if he won the lottery. Dr. Broome is married to his best friend and they have three children.


Interests: Dr. Broome is interested in sports medicine and volunteers as a team doctor on the sidelines of a few high schools in the valley. He enjoys playing and coaching tennis, soccer, and ultimate frisbee, and reading history books.

Dr. Fred Shulski grew up as an Army Dependent, and was lucky enough to live in California, Kansas, Missouri, Texas, North Carolina, Alaska, and Germany. He has been with MVP Kids Care for more than 15 years. He attended Appalachian State University in Boone, North Carolina where he majored in Biology and minored in Chemistry. Dr Shulski attended Medical School at East Carolina University in Greenville, North Carolina before moving to Phoenix in 1998. He completed his Pediatric Residency at St. Joseph’s Hospital. Dr. Shulski is Board Certified in Pediatrics and a Fellow of the American Academy of Pediatrics. He is married to his college sweetheart and has 3 beautiful children.


Interests: Dr Shulski enjoys his time with his family, playing racquetball, fishing, BBQing, and all things pirate. ARRGGHH!

Dr. Mark Patton joined MVP Kids Care over 20 years ago. Dr. Patton attended medical school at the University of Utah. He completed his residency training at Phoenix Children’s Hospital. He is Board Certified in Pediatrics and a Fellow of the American Academy of Pediatrics. He is married and has 6 children.

Jennifer Holmgren, D.O.                                                                                Emily Roth, M.D.

Dr. Jennifer Holmgren is a native of Phoenix, Arizona. She graduated from the University of Arizona and then received her DO from Midwestern University-Arizona College of Ostepathic Medicine. She began her pediatric residency at St. Joseph’s Hospital and Medical Center and completed her training at Phoenix Children’s Hospital. Dr. Holmgren is married to her high school sweetheart and they have two children.



Dr Holmgren’s free time is spent with her family; camping, hiking, reading, and enjoying all things chocolate.

Dr. Emily Roth grew up in New Jersey and has been slowly making her way west across the country! She graduated from Kenyon College in Gambier, OH, and received her MD from the Medical College of Wisconsin in Milwaukee, WI. She completed her pediatric residency at the Phoenix Children’s Hospital/Maricopa Medical Center program. She has been with MVP Kids Care since 2017.



Dr. Roth enjoys spending time with her husband, hiking, traveling, and learning about new cultures. She enjoys reading, running, and rooting for the Green Bay Packers. She hopes to expand on her previous medical trips to India and Argentina.

Chris Cwik, M.D.                                                                                                 Yvonne Grassl, M.D.

Dr. Chris Cwik was born and raised in the Chicago suburbs and has more than 15 years in pediatric medicine. He is a graduate of Knox College in Galesburg, IL, with a Bachelor of Arts in Chemistry and College Honors in Biology. Dr. Cwik received his MD from the Univerisy of Tennessee Memphis. Dr. Cwik honed his skills as a resident at the Phoenix Children’s Hospital, Maricopa Medical Center, and as a lab assistant at St. Jude’s Cancer Research Hospital before continuing his fellowship training in Hematology/Oncology at the Fred Hutchinson Cancer Research Center. He is a past-Chapter President of the American Student Medical Association.



Dr. Cwik enjoys spending his time cooking, gardening, skiing, playing tennis, or coaching his sons’ baseball team. Dr. Cwik most values spenidng time with his family, including wife and coworker Dr. Yvonne Grassl.

Dr. Yvonne Grassl, a born-and-raised Midwesterner and native of southwestern Michigan, brings more than 15 years of pediatric experience to MVP Kids Care. She received her Bachelor of Science in Chemistry from Hope College, her MD from Wayne State University’s School of Medicine in Michigan. She completed her residency program at Phoenix Children’s Hospital. Dr. Grassl has two children Calvin and Emmett. She also devotes her time and attention to a number of charities, such as the Crisis Nursery/Phoenix Children’s Shelter, the Ronald McDonald House-Phoenix, and Heart for the City AZ.



Dr. Grassl Spends her off-hours playing tennis, loving on the family’s beloved American Hairless Terriers, and attending her sons’ various sports practices, games, and events.

Wendi Carlton, M.D.

Mariah White, D.N.P                                                                                                                        Ashley Ramirez, N.P.
Kristen Buchanan, P.A.                                                                                  Michele Howland, P.A.

Kristen Buchanan, Physician Assistant, graduated Mount Vernon Nazarene University in Ohio with a Bachelors in Psychology. Kristen completed her Master of Medical Science in Physician Assistant Studies from AT Stillwell University in Arizona.


Interests: Kristen volunteers with a youth group at her church and enjoys international mission trips. Kristen also enjoys spending time with her family.

Michelle Howland, Physician Assistant, is an Arizona Native. Michelle graduated from the University of Arizona. She completed her Master of Medical Science in Physician Assistant Studies at Midwestern University. Michelle is married and has two daughters.


Interests: Michelle enjoys spending time with her family, reading, and hiking.