Bernard W. Chang, M.D.

Bernard W. Chang, M.D., is director of Plastic & Reconstructive Surgery at Mercy, and offers women clinical expertise in a wide variety of cosmetic procedures. Recognized in Baltimore Magazine and in Good Housekeeping Magazine as one of Maryland’s “Top Plastic Surgeons,” his special interests include cosmetic surgery of the breast as well as facial cosmetic and body contouring surgery.

In addition to his wide-ranging expertise in cosmetic procedures, Dr. Chang is widely regarded as an expert in advanced techniques for breast reconstruction. He is among an exclusive group of surgeons to perform some of the most state-of-the-art breast reconstructions and his extensive expertise in breast reconstruction allows him to provide specialized skill in cosmetic breast surgeries.

Board Certified in Plastic Surgery, Dr. Chang has more than 20 years of medical experience, graduating from the University of California at Los Angeles Medical School in 1984. Dr. Chang is a member of the American Society of Plastic Surgeons.

Before coming to Mercy in July of 1999, Dr. Chang was director of the Center for Reconstructive and Aesthetic Surgery of the Breast at Johns Hopkins University School of Medicine.

Dr. Chang was an associate professor of Plastic Surgery at Johns Hopkins School of Medicine and assistant clinical professor of Plastic Surgery at the University of Maryland School of Medicine.


Craig A. Vander Kolk, M.D.

Craig A. Vander Kolk, M.D., associate director of Plastic & Reconstructive Surgery at Mercy, brings exceptional skill and clinical expertise in a variety of cosmetic procedures including breast augmentation, tummy tuck and liposuction. In addition, he is widely regarded for his expertise in facial surgery, including cosmetic surgery and reconstruction of cleft lip and palate.

Recognized by Baltimore Magazine as one of Baltimore’s “Top Docs” in the field of Plastic Surgery as well as Pediatric Plastic Surgery, Dr. Vander Kolk’s specialized training and commitment to perfecting surgical and non-surgical techniques incorporates multidisciplinary and natural approaches such as skin products that provide each patient with customized, balanced and natural-looking results.

A noted presenter and author of numerous medical papers and books on plastic surgery, Dr. Vander Kolk is internationally recognized for research and development in craniofacial and plastic surgery.

Dr. Vander Kolk is an active member of numerous professional societies including the American Society for Aesthetic Plastic Surgery and the American Society of Plastic Surgeons. He is Board Certified in Plastic Surgery and serves as professor of Plastic Surgery at Johns Hopkins.


Brendan J. Collins, M.D.

Brendan J. Collins, M.D., is Board Certified in both General Surgery and Plastic Surgery. He joined Mercy after completing a combined Johns Hopkins-University of Maryland fellowship in Plastic and Reconstructive Surgery. He specializes in reconstructive breast surgery and performs cosmetic surgery as well.

He received his medical degree from Vanderbilt University School of Medicine, graduating with Alpha Omega Alpha honors. Dr. Collins completed his General Surgery internship and residency at Johns Hopkins Hospital.

Dr. Collins is the recipient of a number of medical fellowships and awards, including the George D. Zuidema Research Award, awarded from the Johns Hopkins Medical Institution for work that he completed during a two-year NIH-funded research fellowship in the Tumor Biology Laboratory. His current clinical research interests include outcome studies following breast reconstruction, and applications of biologic substitutes in breast and abdominal wall reconstruction. He has a variety of peer-reviewed publications, book chapters, and international presentations to his credit.

Dr. Collins teams with the breast surgeons of The Hoffberger Breast Center at Mercy to offer patients leading-edge choices in breast reconstruction after cancer surgery. He has expertise in perforator flap microsurgery, and combines these skills in breast, craniofacial, and lower extremity reconstruction.