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Johns Hopkins Children's Center

Pediatric Colorectal Center

In the bowel management clinic with a young patientIn the bowel management clinic, from left, pediatric surgeons Alejandro Garcia and Isam Nasr, parents Paraic Hoolan and Mary Eileen Aldana, and pediatric nurse practitioner Margie Birdsong, with young patient Sean Hoolan.

Our colorectal specialists at Johns Hopkins Children’s Center treat a variety of complex conditions, including inflammatory bowel disease, Hirschsprung's disease, anorectal malformations, chronic constipation, fecal incontinence and more.

Areas of Expertise

A Multidisciplinary Approach

We work closely with specialists across the disciplines — including those in gastroenterology and nutrition, urology, orthopedics, radiology and psychology — in a multidisciplinary clinic to give your child the most comprehensive treatment possible. In addition, we offer upper laparoscopic and robotic-assisted surgery, a high degree of experience in reoperative care, chronic constipation and bowel management clinics, and a premier ERAS program. We treat patients with both acquired and congenital conditions.

Our Team

  • Alejandro Vera Garcia, MD

    • Vice Chair, Diversity, Equity and Inclusion
    • Associate Professor of Clinical Pediatric Surgery

    Expertise: Pediatric General Surgery

  • Isam Nasr, MD

    • Director of Pediatric Trauma Program, Division of Pediatric Surgery
    • Assistant Professor of Pediatric Surgery

    Expertise: Pediatric General Surgery

Margie Birdsong, M.S.N., C.P.N.P.
Margie is a pediatric nurse practitioner specializing in the care of infants and children. Her areas of expertise include wound ostomy management and continence care, and she is actively involved in the Bowel Management program for children with continence issues.

Our Multidisciplinary Care Team

We work closely with specialists across the disciplines to give your child the most comprehensive treatment possible.

Request an Appointment

For referrals or appointments, contact our nurse practitioner, Margie Birdsong, M.S.N., C.P.N.P, at 410-614-4615.

Learn how we're keeping patients safe and about telemedicine options.