Our Providers

Dr. Joseph Castelli, Associates in Women's Health Care of Pueblo, Colorado

Joseph Castelli, M.D.

Dr. Joe Castelli practiced in Tennessee for eight years before joining Associates in Women's Health Care in 2009.

Susan Czelusta, CNM - Associates of Women's Health Care of Pueblo, Colorado

Susan Czelusta, CNM

Susan Czelusta was born and raised in California. She attended Saint Louis University to pursue her passion in healthcare.

Dr. Melissa Dion, Associates in Women's Health Care of Pueblo, Colorado

Melissa Dion, MD

Dr. Melissa Dion is an obstetrician and gynecologist caring for patients at Associates in Women’s Health at 1501 Court.

Dr. Ginger Frederiksen, Associates in Women's Health Care of Pueblo, Colorado

Ginger Frederiksen, MD

Dr. L. Ginger Frederiksen is a Board Certified Ob/Gyn specialist who has been in practice since 2000.

Dr. Kristin Kruse, Associates in Women's Health Care of Pueblo, Colorado

Kristin Kruse, M.D.

Dr. Kruse has been here in Pueblo with Associates in Women’s Health Care since 2001.

Dr. Fernando Mahmoud, Associates in Women's Health Care of Pueblo, Colorado

Fernando Mahmoud, M.D.

Dr. Fernando Mahmoud was born in Buenos Aires, Argentina. He moved to the United States in 2004.

Dr. Sara Tonsing, Associates in Women's Health Care of Pueblo, Colorado

Sara Tonsing, M.D.

Dr. Sara Tonsing graduated from the College of Wooster and followed in her father's and grandfather's steps by going into medicine.

Jennifer Roberts, Associates in Women's Health Care in Pueblo, Colorado

Jennifer Roberts, CNM

Jennifer Roberts, CCNM provides care to women during the entire course of their pregnancy and postpartum.

Dr. Amy Yuan, Associates of Women's Health Care in Pueblo, Colorado

Amy Yuan, D.O.

Dr Yuan's goal is to provide a comfortable and safe space to address sensitive issues for women in the Pueblo.