Chartiers/McMurray Providers
Katherine Walczak, M.D.
Education
Undergraduate: Bachelor of Arts from Colgate University
Medical School: George Washington School of Medicine
Pediatric Training: Children’s Hospital of Pittsburgh
Additional Information
Dr. Walczak has been with AHN Pediatrics since 2004. She is married and has three children. To stay fit, Dr. Walczak power walks, participates in yoga, and lifts weights. In her free time she enjoys reading and traveling.
Raymond O’Toole, M.D.
Education
Medical School: University of Pittsburgh School of Medicine
Pediatric Training: Mercy Hospital of Pittsburgh
Additional Information
Dr O’Toole is a native Pittsburgher, born and bred in the South Hills. He is married and has one dancing daughter. His hobbies include anything that would fall under the heading of “geek”. Concussions, developmental issues and adolescent medicine are some of his areas of interest.
Wendy Bacdayan, M.D., IBCLC
Education
Medical School: West Virginia School of Medicine
Pediatric Training: Mercy Hospital of Pittsburgh, Pediatric Chief Resident
Additional Information
Dr. Wendy Bacdayan has been practicing with the Chartiers/McMurray division of AHN Pediatrics since 2002. She is also a certified lactation consultant – IBCLC.
In her free time, Wendy is a sports enthusiast. She is a distance runner and a beginner golfer. She also enjoys traveling with her family.
Brian Davies, M.D.
Education
Medical School: University of Pittsburgh
Pediatric Training: Children’s Hospital of Pittsburgh
Additional Information
Dr. Davies was born and raised in Pittsburgh and has been with AHN Pediatrics since finishing his training at Children’s Hospital of Pittsburgh in 2007. He enjoys reading, playing the piano, crossword puzzles, playing golf, and cheering for the Steelers. He lives with his wife and two children in the South Hills.
Brook McHugh, M.D.
Education
Medical School: Medical College of Wisconsin
Pediatric Training: Children’s Hospital of Pittsburgh, Chief Resident
Additional Information
Dr. McHugh was born and raised in Wisconsin. She obtained her undergraduate degree at University of Wisconsin and her medical degree at Medical College of Wisconsin. She moved to Pittsburgh with her husband for residency training and loved it so much they never left! Dr. McHugh and her husband have a daughter and twin boys. In her free time she enjoys spending time with family, baking, exercising and spending time outdoors.
Erin Davies, M.D.
Education
Medical School: Jefferson Medical College, Philadelphia
Pediatric Training: Children’s Hospital of Pittsburgh, Pediatric Resident
Additional Information
Dr. Erin Davies was born and raised in Western Pennsylvania. She earned her Bachelor of Science at Grove City College and went on to earn her MD at Jefferson Medical College. Before joining us at AHN Pediatrics, Dr. Davies spent more than 8 years as a pediatrician at Premier Medical Associates.
Dr. Davies makes her home in Mt. Lebanon with her husband, and their two children. She enjoys Pure Barre, running, walking, dancing, reading, and spending time with her family. She also volunteers as much as possible at her church, her children’s school, and by helping neighbors in her community.
Kelly Campbell, C.R.N.P.
Education
Undergraduate: BSN, Robert Morris University
Nursing Program: Doctorate of Nursing Practice from Robert Morris University
Additional Information
Kelly is a native of Baltimore who moved to Pittsburgh to pursue a career in medicine. Kelly has a special interest in adolescent medicine and makes a great contribution in helping our patients with teen issues. Kelly lives in Upper St. Clair with her husband and children. In her free time, she enjoys walking her dog, reading, and trying new recipes.
Janelle Selva, PA-C
Education
Undergraduate: St. Francis University
Graduate Degree: St. Francis University, Masters Degree, Physician Assistant Sciences
Additional Information
Janelle Selva, PA-C is a physician assistant with the AHN Pediatric Institute, specializing in newborn care, adolescent care, sports physicals, general wellness exams, telemedicine and patients with special needs. She received her Bachelor of Science in Health and her Master of Physician Assistant Studies from St. Francis University in Loretto, PA. Janelle is certified by the National Commission on Certification of Physician Assistants and is certified in Basic Life Support and Pediatric Advance Life Support. Janelle has over 20 years experience applying best-practice techniques and providing specialized care to pediatric patients. She see patients newborn to 21 in McMurray and Bridgeville.
Leann Ross, MSN, CRNP, CRNP-PC
Education
Undergraduate: Two Bachelor of Science degrees from Bowling Green State University, in both Biology and Nursing.
Graduate Degree: Master of Science in Nursing with Specialization in Pediatric Care from the University of Arkansas for Medical Sciences.
Additional Information
Leann Ross has been working in Pediatrics her entire career and holds multiple degrees including two Bachelor of Science degrees from Bowling Green State University, in both Biology and Nursing, and a Master of Science degree in Nursing with a specialization in Pediatric Care from the University of Arkansas for Medical Sciences. Leann and her husband enjoy watching sports, especially the Steelers and Buccos and watching their daughter play softball and dance.