I advocate a multidisciplinary approach to cancer care that balances clinical response with maintenance of the best possible quality of life for my patients. I place strong emphasis on actively involving patients in their treatment plans and encourage the enrollment of patients into clinical trials when available. I take pride in being the patient's Quarterback and I communicate regularly with their multiple providers while keeping the patient as informed as possible. Dr. Amini is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Hernia, Familial Pancreatic Cancer, Pancreatic Cancer, Small Bowel Resection, and Pancreatectomy.

Dr. Clark specializes in colon and rectal surgery with unique skills in advanced care for inflammatory bowel disease, colon and rectal cancer, colonic polyposis syndromes, anal cancer and complex benign anorectal disorders. He uses advanced technology such as high-resolution anoscopy, minimally invasive technology with fluorescence angiography, pelvic floor studies and endorectal ultrasound to help identify, diagnose and treat colorectal disease in a more precise way. Some of these unique clinical treatment strategies enable him to proactively treat low acuity colon and rectal issues in the clinic before they become big surgical cases. Dr. Clark earned his BA in Biology from the University of Pennsylvania; he went on to Penn State University, College of Medicine where he earned his Medical Doctorate. He did an Internship and Residency at the University of Texas Health Science Center San Antonio. He completed a Fellowship in Colon and Rectal Surgery at Christus Santa Rosa Colon and Rectal Surgery Program in San Antonio.His past academic appointments include Assistant Professor of Surgery at Texas A&M Health Science Center/Baylor, Scott & White Memorial Hospital and Associate Professor of Surgery at Morehouse School of Medicine were he also served as Vice Chair of Surgical Education and Program Director for the General Surgery Residency program. In addition he has given back to our Military community by serving in Department of Surgery at the Central Texas Veterans Health Care System.He is a Diplomat of the American Board of Surgery and the American Board of Colon and Rectal Surgery. Dr. Clark is a Fellow of the American College of Surgeons, a Fellow of the American Society of Colon and Rectal Surgeons, a member of the Association of Academic Surgeons and served as an executive board member of the Association of Program Directors in Surgery. Dr. Clark has published many peer-reviewed and book chapters on the topics such as hemorrhoid surgery, robotic surgery for resident training, techniques in advanced coloproctology for fistulizing anorectal disease, colorectal cancer, inflammatory bowel disease, and single incision laparoscopic colectomy among others.Dr. Clark's care philosophy is to treat every patient like they are a family member. I strive to deliver a high-standard of care; I treat my patients like I would treat my family. I make decisions with the patient and base them on medically-proven therapies. I offer my patients access to advanced technology to reduce risk, improve outcomes and minimize complications. Dr. Clark is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Retroperitoneal Inflammation, Anal Cancer, Diverticular Disease, Familial Colorectal Cancer, and Ileostomy.

Aalok Sahai is a Colorectal Surgeon and a Gastroenterologist in Chandler, Arizona. Dr. Sahai is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Anorectal Abscess, Mesenteric Venous Thrombosis, Hemorrhoids, Hernia Surgery, and Colonoscopy. Dr. Sahai is currently accepting new patients.

Asser Youssef is a General Surgeon in Chandler, Arizona. Dr. Youssef is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Cellulitis, Retroperitoneal Inflammation, Gallbladder Disease, Gallbladder Removal, and Hernia Surgery.

Huma Rashid is a primary care provider, practicing in Family Medicine in Chandler, Arizona. Dr. Rashid is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Stroke, Pneumonia, Peptic Ulcer, Colonoscopy, and Endoscopy.

Jessica Sloan is a General Surgeon in Chandler, Arizona. Dr. Sloan is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Chronic Subdural Hematoma, Delirium, Subdural Hematoma, Appendectomy, and Gallbladder Removal. Dr. Sloan is currently accepting new patients.

Dr. Michael Buckmire is a board certified colon and rectal surgeon who performs all aspects of a colorectal surgical practice and provides individualized and compassionate care for patients with diseases of the colon, rectum and anus.  Dr. Buckmire earned his undergraduate degree from Duke University and received his medical degree from the University of  Maryland School of Medicine.  Dr. Buckmire completed training in general surgery at Hahnemann University Hospital in Philadelphia, Pennsylvania and finished his colorectal fellowship at Washington University/Barnes-Jewish Hospital in St. Louis.  He performs open, laparoscopic and robotic colon surgery for indicated conditions of the colon and small bowel, such as Crohn's disease, ulcerative colitis, diverticulitis, colorectal and anal cancer and a variety of other conditions requiring surgical intervention.  He also performs colonoscopies, when indicated.My goal is to provide the highest quality surgical care available with an emphasis on advanced techniques. Patient care is the core value of my practice. Dr. Buckmire is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Proctitis, Levator Syndrome, Anal Fissure, Hernia Surgery, and Ileostomy.

Adwoa Opoku is a General Surgeon in Chandler, Arizona. Dr. Opoku is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Hyperparathyroidism, Thyroid Nodule, Familial Isolated Hyperparathyroidism, Thymectomy, and Gastrostomy. Dr. Opoku is currently accepting new patients.

Adil Lokhandwala is an Intensive Care Medicine provider in Chandler, Arizona. Dr. Lokhandwala is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Delirium, Subarachnoid Hemorrhage, Gastrointestinal Perforation, Fasciotomy, and Hip Replacement.

Dr. Gregory Robertson, MD is an employed provider with the Dignity Health Medical Group Agave Surgical Specialist in Chandler.He specializes in weight loss, bariatrics surgical procedures with special training in robotic- assisted and laparoscopic procedures. This includes sleeve, gastric banding, gastric bypass and SIPS.Dr. Robertson earned his BA in Chemistry, Magna Cum Laude,  from Colorado College. He earned his MD from Harvard Medical School and did his residency at University of Arizona.His patient care philosophy is “Dr. Robertson enjoys the practice of surgery because it gives him the pleasure of direct patient care, along with the enjoyment of the technical aspects of operating. “I’ve always been fascinated by the anatomy and physiology of the human body, and surgery gives an unequaled access to this, but nothing compares to satisfaction of helping someone when they need it most.”In is spare time, Dr. Robertson likes to ski, scuba, as well as drive and race cars. Dr. Robertson is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Gallbladder Disease, Gallstones, Choledocholithiasis, Hemorrhoidectomy, and Hernia Surgery.

Nicholas Thiessen, MD, is a general surgeon at Dignity Health MedicalGroup Chandler Regional MedicalCenter Trauma and GeneralSurgery Clinic. He is double board certified by the American Board of Surgery in surgery and surgical critical care.Dr. Thiessen's expertise includes trauma surgery,surgical critical care, acute care surgery, and general surgery. He is a member of AmericanCollege of Surgeons, American Medical Association,and Surgical Critical Care Medicine.Dr. Thiessen received his medical degree from theUniversity of Iowa. He completed his residency at Dignity Health St. Joseph's Hospital and Medical Center and then completed a fellowship in trauma surgical critical care at the University of California San Francisco, Fresno.My mission, along with the Dignity Health Medical Group, is to focus on innovative clinical care and the pursuit of excellence through scholarly activities. This allows me to provide patients with state-of-the-art patient services and exceptional patient experiences. Dr. Thiessen is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Chronic Subdural Hematoma, Subdural Hematoma, Delirium, Gallbladder Removal, and Hip Replacement.

Dr. Cooper's expertise includes general, laparoscopic, robotic and endocrine surgery. He is a diplomat of the American Board of Surgery, and a Fellow of the American College of Surgeons. Dr. Cooper earned his medical degree from the University of Arizona College of Medicine in Tucson, Arizona and has a Bachelor's degree in Spanish. After completing his surgical internship at the Mayo Clinic in Scottsdale, Arizona, Dr. Cooper finished his general surgical training in the Phoenix Integrated Surgical Residency program at Good Samaritan Hospital in Phoenix, Arizona. In his free time, Dr. Cooper enjoys triathlon, travel, and golf. He is a three-time IRONMAN Triathlon finisher and currently serves as the Medical Director for the IRONMAN Arizona full distance triathlon held each November in Tempe, Arizona.Dr. Cooper's care philosophy is to strive to help improve patients' quality of life using his surgical skills and compassion. Patients who come to my office can expect to receive my full attention to understand their lifestyle, treat their situation and help get them back to their regular activities. Dr. Cooper is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Gallstones, Choledocholithiasis, Gallbladder Disease, and Hernia.

John Watt, MD is a general surgeon with the Trauma and General SurgeryDepartment at Dignity HealthChandler Regional Medical Center.Dr. Watt earned his master of science degree in biotechnology from Pennsylvania State University in University Park, Pennsylvania.He earned his medical doctorate from Thomas Jefferson Medical College in Philadelphia, Pennsylvania.Dr. Watt completed a fellowship in biochemistry at Walter Reed Army Institute of Research inWashington, DC. He was a research scholar in radiation oncology at Thomas Jefferson University in Philadelphia, Pennsylvania. He completed an internship and residency in general surgery at TheUniversity of Arizona in Tucson, Arizona, where he also went on to complete a fellowship in surgical critical care and acute care surgery. He has also served as a United States Army Reserve Officer for many years.Dr. Watt has published a number of articles in medical journals and has presented several posters on his research.My mission, along with the Dignity Health Medical Group, is to focus on innovative clinical care and the pursuit of excellence through scholarly activities. This allows me to provide patients with state-of-the-art patient services and exceptional patient experiences. Dr. Watt is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Chronic Subdural Hematoma, Delirium, Subdural Hematoma, Hip Replacement, and Hernia Surgery.

My mission, along with the Dignity Health Medical Group, is to focus on innovative clinical care and the pursuit of excellence through scholarly activities. This allows me to provide patients with state-of-the-art patient services and exceptional patient experiences. Dr. Hu is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Delirium, Chronic Subdural Hematoma, Subdural Hematoma, Hip Replacement, and Hernia Surgery.

Daniel Cucher is a General Surgeon in Chandler, Arizona. Dr. Cucher is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Chronic Subdural Hematoma, Delirium, Subdural Hematoma, Hip Replacement, and Gastrostomy.

Vafa Ghaemmaghami, MD is a Faculty Physician with Dignity Health Medical Group in the department of Surgery and Trauma at Chandler Regional Medical Center. Dr. Ghaemmaghami is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Chronic Subdural Hematoma, Delirium, Subdural Hematoma, Tissue Biopsy, and Hip Replacement.

Shawn Webb is a Colorectal Surgeon in Chandler, Arizona. Dr. Webb is rated as an Experienced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Anal Cancer, Familial Colorectal Cancer, Colorectal Cancer, Hernia Surgery, and Ileostomy.

Dr. Cortesi is an Arizona native, born and raised in Wickenburg. After graduating Cum Laude from Arizona State University she studied at the University of Arizona College of Medicine. She completed her surgical training at Maricopa Medical Center in Phoenix. Dr. Cortesi is certified by the American Board of Surgery and is a Fellow of the American College of Surgeons. She specializes in the treatment of breast disease and breast cancer, she has over 22 years of surgical experience.  Dr. Cortesi also performs laparoscopic surgery on hernias and gallbladders, as well as other general surgery procedures.My goal is to provide the highest quality surgical care available with an emphasis on advanced surgical procedures and technology. I believe that caring is spoken, believed and practiced. Communication is essential to our effectiveness. Dr. Cortesi is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. Her top areas of expertise are Gallbladder Disease, Choledocholithiasis, Gallstones, Hernia, and Hernia Surgery.

Born and raised in north central Indiana, Dr. Masur attended Wabash College, where he graduated Magna Cum Laude with a Bachelor of Arts in Biology. While in college, he was a member of the Alpha-Pi Chapter of the Kappa Sigma Fraternity. He then received his medical training at the Indiana University School of Medicine. He completed his surgical residency in the Phoenix Integrated Surgical Residency program in Phoenix, Arizona.To provide the highest quality surgical care with an emphasis on advanced surgical procedures and technology. To help patients reduce there down time from surgery with advanced procedures. Dr. Masur is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Hernia, Epidural Lipomatosis, Juvenile Angiofibroma, Femoral Hernia, and Hernia Surgery.

A native Arizonan, Dr. Haley was born and raised in Tucson. He moved to the Valley of the Sun to complete his undergraduate studies at Arizona State University, where he graduated Magna Cum Laude. He then traveled back to Tucson, earning his medical degree from the University of Arizona College of Medicine. Dr. Haley completed his general surgery training at the Phoenix integrated Surgical Residency program and is board certified. His clinical interests include minimally invasive surgery, endocrine, and breast surgery.My goal is to provide the highest quality surgical care available with an emphasis on advanced surgical procedures and technology. I believe that caring is spoken, believed and practiced. Communication is essential to our effectiveness. Dr. Haley is rated as an Advanced provider by MediFind in the treatment of Retroperitoneal Inflammation. His top areas of expertise are Hernia, Gallbladder Disease, Gallstones, Hernia Surgery, and Oophorectomy.