Meet Our Team

Irena Mulla, M.D., is a board-certified endocrinologist. She excels at evaluating patients with endocrine problems and understands that endocrine diseases involve the whole patient. Though diagnosis and treatment can be a challenge, she believes that educating her patients about their endocrine disorder is essential in providing effective care.

Barry M. Summers, M.D., Ph.D., FACS, earned his dual MD/PhD degrees from The Chicago Medical School. He went on to conduct his general surgical residency at The University of Chicago (UC) Hospitals where he spent two years studying myocardial reperfusion injury. He then completed his last two years of general surgery residency at Mount Sinai Hospital and Medical Center. After residency, Dr. Summers served as an attending trauma surgeon at Mount Sinai Hospital. He then left to practice privately and has more than 20 years of surgical experience. Dr. Summers is board-certified by the American Board of Surgery and is a Fellow of the American College of Surgeons.

Nichole Butler-MooYoung, MD, is a seasoned gynecologist with a passion for education and communication. Dr. Butler has been a strong advocate for advancing the gynecological care of women during their reproductive years and beyond since the early days of her practice. She prides herself in advancing her clinical and surgical skills in parallel with the division of obstetrics and gynecology. Dr. Butler is board certified and a fellow of the American College of Obstetrics and Gynecology.

Dr. Butler completed her undergraduate education at Howard University and received her medical degree from the University of Illinois College of Medicine, Chicago campus. She completed her residency in obstetrics and gynecology at Rush University Medical Center, graduating with distinction in June of 2000 as a benign obstetrician gynecologist. Since graduation, Dr. Butler has provided care for women primarily as a private practitioner in a smaller group practice.

Dr. Butler's special interests include fibroids, pelvic pain and sexual dysfunction. She is an aggressive minimally invasive surgeon with strong diagnostic skills. Dr. Butler excels in communicating with a diverse patient population and is focused on helping her patients become breast aware and reinforcing the importance of wellness examinations

Weiss Memorial Hospital
Women’s Health Center
4646 N. Marine Drive
Suite A-3300
Chicago, IL 60640
Phone:(312) 738-0055

River Forest Medical Campus
7420 W. Central Avenue
Building C, Suite 2010
River Forest, Illinois 60305
Phone:(312) 738-0055

May Hashimi, M.D., takes the time to listen to the various needs of her patients and their family members. She focuses on each patient as a unique individual realizing that each patient carries their own set of desires, values and goals. Dr. Hashimi serves the Chicago area’s diverse communities and, in addition to English, speaks fluent German and Arabic. In her free time, she enjoys spending time with her family, gardening and learning about other cultures.

Stuart Krauss, M.D., provides highly personalized attention to his patients and their families. In addition to providing comprehensive cancer care, he supports his patients both physically and emotionally throughout their treatment. 

Paul Abbo, M.D., strives for your total wellness utilizing preventive medicine and specialized procedures. He ensures that all your questions are answered so you understand your illness and how to treat it effectively. His areas of expertise include chronic wound care and diabetes management and treatment.

Luis Carrilero, MD, is a fellowship-trained orthopedic surgeon with more than 20 years of experience. He specializes in hip and knee reconstruction, orthopedic shoulder conditions, orthopedic sports medicine, and arthroscopic and reconstructive surgery.

Dr. Carrilero regularly participates in conferences and hands-on training to provide patients with safe and innovative approaches to treatment, including the latest in orthopedic robotic-assisted surgery. His practice philosophy emphasizes evidence-based practices and patient education to improve health and optimize patient outcomes. Dr. Carrilero employs an interdisciplinary approach to ensure patients have support throughout the continuum of care.

Dr. Carrilero graduated medical school with honors from the University of Buenos Aires, Argentina. After his orthopedic residency, he completed multiple fellowships at world-renowned academic institutions, including Adult Reconstructive Surgery at the University of Chicago Hospitals. During his fellowship in Sports Medicine and Shoulder Surgery at Duke University, he served as a team physician for men’s basketball, football, and women’s field hockey and volleyball teams.

Throughout his career, Dr. Carrilero has been involved in teaching the next generation of medical doctors. He has published numerous articles in peer-reviewed professional journals and has received several awards for his contributions to the orthopedic field.

Dr. Carrilero is fluent in English and Spanish.

Practice Location

Weiss Memorial Hospital
Chicago Center for Orthopedics Clinic
Eighth Floor, Elevator C
Chicago, IL 60640
Phone (773) 564-7770

Clinical Specialties

Orthopedic Surgery

Board Certification

Diplomat – Orthopedic Surgery, University of Buenos Aires

Special Interests

Hip and Knee Reconstruction
Knee Problems
Shoulder Problems
Arthroscopic and Reconstructive Surgery

Medical Training

Medical School: University of Buenos Aires
Residency: University of Buenos Aires
Fellowship: Knee Surgery – University of Buenos Aires, Argentina
Adult Reconstructive Surgery – University of Chicago Hospitals, Chicago, IL
Spine Surgery – Twin Cities Spine Center, Minneapolis, MN
Sports Medicine – Duke University, Durham, NC

Jeannette Kelly, D.O., is a non-surgical, osteopathic sports medicine physician. She cares for patients of all ages, from the pediatric to geriatric population, whether it be sprained ankles, fracture care, or arthritis management. Dr. Kelly takes a holistic approach to medicine, embracing osteopathic philosophies. She routinely practices Osteopathic Manipulative Medicine (OMM) on her patients, as another treatment option to help manage pain, and to prevent injuries. OMM can also be used to treat chronic headaches, pregnancy-related pain, carpal tunnel symptoms, as well as common colds.

Dr. Kelly is board certified in Family Medicine and in Sports Medicine. Along with treating patients in the clinic, she is a team physician for Windy City Thunderbolts and Schaumburg Boomers, South Suburban College, Robert Morris University, Saint Ignatius College Prep and Saint Rita of Cascia High School. She continues to participate in organized sports and endurance activities, and finds these experiences to be beneficial in serving her patients.

Dr. Kelly is currently accepting patients with musculoskeletal complaints, from sporting or work injuries to aches and pains. Patients are also welcome to see her for OMM treatments, weight loss management, exercise prescriptions and more.

Clinical Specialties

• Primary Care
• Sports Medicine

Board Certifications

• Family Medicine
• Primary Care Sports Medicine

Special Interests

• Non-surgical sports medicine
• Osteopathic Manual Medicine for pain and to prevent injuries
• Musculoskeletal injections
• Athletic injuries
• Work and overuse injuries
• Concussion management
• Fracture management
• Weight loss and nutritional counseling
• Exercise prescriptions (including expecting mothers looking to start an exercise program during pregnancy)

Medical Training

• Medical School: Michigan State University College of Osteopathic Medicine, East Lansing, MI
• Residency: Family Medicine, West Suburban Medical Center, Oak Park, IL
• Fellowship: Primary Care Sports Medicine, MacNeal Hospital, Berwyn, IL

Sebastian Ko, M.D., is a fellowship-trained orthopedic surgeon who specializes in arthroscopic and reconstructive techniques of the shoulder, knee, and hip, including shoulder replacements and hip arthroscopy. Dr. Ko’s practice philosophy emphasizes patient-centered care. He is dedicated to the successful diagnosis of each patient’s orthopedic concern and develops individualized treatment plans that include both non-surgical and surgical options.

Dr. Ko is a former NCAA Division 1 athlete with a strong interest in the treatment of athletic injuries. His experience includes treating elite athletes while serving as theassistant team physician for the Chicago Blackhawks, Chicago Cubs, and Rockford IceHogs professional sports teams, and the Northwestern Division 1 collegiate football team.

Dr. Ko’s practice philosophy emphasizes patient-centered care. He is dedicated to the successful diagnosis of each patient’s orthopedic concern and develops individualized treatment plans that include both non-surgical and surgical options.

Born and raised in Vancouver, Canada, Dr. Ko completed medical school and his residency training in Orthopedic Surgery at the University of British Columbia. After residency, he completed a clinical fellowship in Orthopedic Sports Medicine and Arthroscopy at Northwestern Memorial Hospital/Northwestern University. He is dual board-certified by the American Board of Orthopaedic Surgery and the Royal College of Physicians and Surgeons of Canada (FRCSC).

Dr. Ko is fluent in English, Cantonese and Mandarin.

Clinical Specialties

• Orthopedic Surgery
• Sports Medicine

Board Certifications

• Orthopedic Surgery

Special Interests

• Sports medicine
• Arthroscopic and reconstructive techniques of the shoulder, knee, and hip
• Shoulder replacements
• Hip arthroscopy

Medical Training

• Medical School: University of British Columbia
• Residency: University of British Columbia
• Fellowship: Orthopedic Sports Medicine and Arthroscopy, Northwestern Memorial Hospital/Northwestern University

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Testimonial

Daniel Torres, M.D., is a board-certified rheumatologist.