ASSOCIATES IN WOMENS HEALTH CARE
 
 
 
 
Southside Office
1120 Minnequa Ave., Pueblo, CO 81004
719-564-0660
 
Northside Office
1501 Court St.
Pueblo CO 81003
719-543-6755
 
 

 
 
 
 
 

Women's Health Care in Pueblo CO | Associates In Women's Health Care

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Please see below to meet the health care providers at Associates In Women's Health Care in Pueblo CO. We offer compassionate care through all stages of life.

Joseph Castelli, M.D.

 
 
Dr. Castelli practiced in Tennessee for eight years before joining Associates in Women's Health Care in 2009. He has been board certified since 2003 and is a Fellow of the American College of Obstetrics and Gynecology. Outside the office, Dr. Castelli enjoys hiking, skiing, cooking, running, and spending time with his wife, Susan, and their two children, Maggie and Cate.
 
 

Education

Undergraduate Degree
Rhodes College, Memphis, Tennessee
Graduated with Honors
Medical Degree
University of Tennessee –1997
Alpha Omega Alpha Honor Society
Residency
Vanderbilt University Medical Center –2001
 

Susan Czelusta, CNM

 
 
Susan Czelusta was born and raised in California. After serving in the U.S. Air Force, she attended Saint Louis University to pursue her passion in healthcare. She spent five years as a labor and delivery nurse before attending Frontier Nursing University to become a Certified Nurse-Midwife. She loves providing patient-centered care and being a part of a woman’s birth experience. Outside of the office, she enjoys spending time with her family, hiking, skiing, and travelling. She is thrilled to be joining Associates in Women’s Health Care.
 
 

Education

San Diego State University (BA: English)
Saint Louis University (BSN)
Summa Cum Laude
Frontier Nursing University (MSN: Midwifery).
 

Kristin Kruse, M.D.

 
 
Dr. Kruse was raised in Colorado Springs, CO. After four years of practice at Camp Lejuene Naval Hospital in North Carolina, she returned to Southern Colorado in 2001 and joined her current practice in Associates in Women's Health Care. She enjoys the small city life of Pueblo and spends most of her free time with her husband and two daughters.
 
 

Education

Undergraduate Degree
University of Colorado, Boulder
Medical Degree
Creighton University Medical School, Omaha, Nebraska
Residency
St. Francis Hospital
Medical Center, Hartford, Connecticut
 

Fernando Mahmoud, M.D.

 
 
Dr. Mahmoud was born in Buenos Aires, Argentina. He moved to the United States in 2004, where he completed his training in Obstetrics and Gynecology at Mercy Hospital in Chicago IL.

Dr. Mahmoud has earned several awards during his training including "Special resident in minimally invasive gynecology" and an award from the Society of Laparoendoscopic surgeons, for his achievements during training. He also has experience working abroad and did a postgraduate training in Reproductive Medicine and Biology at the School of Medicine in Geneva Switzerland, sponsored by the World Health Organization.
Dr. Mahmoud is a Fellow of the American College of Obstetrics and Gynecology.

Dr. Mahmoud joined Associates in Women's Health Care in 2011. Since then he has become certified in Robotic surgery. He enjoys delivering babies and helping his patients through all the stages of life.

Outside the office he enjoys cross fit, soccer, and spending time with his family.
 
 

Education

Obstetrics and Gynecology Training
Mercy Hospital, Chicago, Illinois
Special resident in minimally invasive gynecology
Award from Society of Laparoendoscopic Surgens
Post Graduate Training
School of Medicine in Geneva, Switzerland
Sponsored by the World Health Organization
 

Sara M. Tonsing, M.D.

 
 
Dr. Tonsing was born and raised in Ohio, where she graduated from the College of Wooster. She then followed in her father's and grandfather's steps by going into medicine. After working as faculty there for a year, she moved to Pueblo with her husband and joined Associates in Women's Health care in 1989. They have raised three sons. In her time outside the office, Dr. Tonsing enjoys cooking, reading, and playing with her dogs.
 
 

Education

College of Wooster
Medical Degree
Vanderbilt Medical School
Residency
University of Colorado Health Science Center
 

Stephen Wassinger, M.D.

 
 
Dr. Stephen Wassinger joined Associates in Women's Health Care in 2007. As Pueblo's only Urogynecologist who is Board Certified in Female Pelvic Medicine and Reconstructive Surgery, Dr. Wassinger brings a high level of expertise in treating incontinence, pelvic organ prolapse, and bladder conditions. Dr. Wassinger was in private practice for 10 years in his hometown of Grand Island, Nebraska before relocating to Pueblo. He is kept busy outside of work by spending time with his wife and three sons, and enjoying all Colorado has to offer.
 
 

Education

Creighton University
Medical Degree
University of Nebraska Medical Center
Residency
University of Missouri at Kansas City
 

Amy Yuan, D.O.

 
 
Dr. Amy Yuan was born in China but spent most of her childhood in Charlotte, North Carolina. During her medical training she found a special place in her heart for providing international medical relief and care to the under-served, which lead to her participation in several medical trips both overseas and directly within her community. Outside of work she enjoys spending time with her family, hiking, snowboarding, music, photography, delicious food, and traveling. She loves the sunshine, fresh air, and mountains that Colorado has to offer and is excited to continue her journey in this great state!
 
 

Education

North Carolina State University
Summa Cum Laude
Medical School
Edward Via Virgina College of Osteopathic Medicine
Residency for Obstetrics and Gynecology
Trihealth Good Samaritan and Bethesda North Hospitals