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Donald Hastie, BC-FNP, is a highly experienced family physician at Genesis Surgery Center, with locations in Santa Ana and Foothill Ranch, California. With an impressive career spanning 25 years, Dr. Hastie has dedicated his life to providing exceptional medical care to his patients.

Dr. Hastie completed his undergraduate studies at Brigham Young University in Provo, Utah, in 1976. He then pursued further education at the University of Phoenix in Arizona, earning degrees in 1985 and 1989. His commitment to excellence in healthcare led him to the University of Utah in Salt Lake City, where he graduated in 1999.

Patients consistently praise Dr. Hastie for his extensive medical knowledge and compassionate approach. His blend of expertise and empathy makes him a trusted and beloved physician in his community. Whether you're seeking routine family care or specialized treatment, Dr. Hastie is committed to ensuring the well-being of his patients at Genesis Surgery Center in Santa Ana and Foothill Ranch, California.

Edgar Enriquez, MD, FACS, is a general surgeon who practices in Santa Clarita and in Downtown Los Angeles, California. He has over 25 years of healthcare experience and is determined to provide his patients with exceptional care. 

Dr. Enriquez specializes in colorectal surgery and robotic hernia repair, utilizing minimally invasive technology to enhance outcomes, reduce recovery time, and improve overall patient comfort. His approach emphasizes individualized treatment planning, ensuring each patient receives care tailored to their unique needs and goals.

In addition, Dr. Enriquez provides comprehensive services in trauma and acute care surgery, offering timely, skilled intervention when it matters most. Whether managing urgent surgical conditions or coordinating care during critical moments, he is dedicated to delivering efficient and effective treatment.

Dr. Enriquez's expertise also extends to breast oncology and benign breast disease, where we guide patients through diagnosis, treatment, and recovery with sensitivity and support. He believes in combining surgical excellence with a compassionate approach, helping patients feel informed and empowered every step of the way.

Above all, he and his team are driven by a shared commitment to improving health, restoring function, and enhancing quality of life for every patient they serve.

To schedule a consultation with Edgar Enriquez, MD, FACS, call the nearest office or request one online today. 

Board-Certified Orthopedic Surgeon
Specializing in Foot and Ankle Disorders & Hip and Knee Replacements

Medical Degree

University of North Carolina, Chapel Hill, North Carolina
Sarah Graham Kenan Scholarship
John B. Graham Research Society

Internship

Medical College of Virginia, Richmond, Virginia

Orthopedic Residency

Medical College of Virginia, Richmond, Virginia

Orthopedic Fellowship

Duke University Medical Center, Durham, North Carolina

Research Presentations

• Clinical and radiographic results of 227 consecutive primary total hip arthroplasties using a femoral component with proximal and distal precoating and built-on centralizers. Found significant association between initial cement mantle radiographic grade and mechanical loosening. Presentation at the 1999 North Carolina Orthopaedic Association Conference and at the 2000 John B. Graham Student Research Day.
• Effect of barium sulfate particle size on production of IL-1, IL-6. and TNF-alpha. Found no difference in cytokine production between micro- and nano-sized particles exposed to mouse macrophages. 2003. Presentation at 2003 MCV Resident's Day.
• Short term outcomes after tibial shaft fractures: a retrospective study at MCV hospital. Found that institutional data correlates with similar outcome studies in the trauma literature which included a low complication rate and a functional deficiencies in a majority of patients. 2005. Presentation at 2005 MCV Resident's Day.
• Open reduction and internal fixation of the symptomatic type II accessory navicular. Found no significant difference between excision and ORIF of symptomatic accessory navicular bones. 2006. Video poster presentation at 2006 Summer AOFAS meeting. Presentation at 2006 North Carolina Orthopaedic Society Meeting. Poster presentation at 2007 American Academy of Orthopaedic Surgeons.

Publications

• Scott A, Sabesan V, Saluta JR, Easley ME. Open reduction and internal fixation of the symptomatic type II accessory navicular. Foot Ankle Int. in press 2008.
• Saluta JR, Nunley JA. Chapter: Percutaneous open reduction and internal fixation of fifth metatarsal base fractures. MIS Techniques in Orthopaedics. Springer. 2009. In press.
• Saluta JR, Nunley JA. Ankle injuries in athletes. The Journal of Musculoskeletal Medicine. 23:195-201; 2006.
• Saluta JR, Nunley JA. Foot and ankle rehabilitation success hinges on screening accuracy: Biomechanics. June, 2006.

Lectures

• Grand Rounds: Five foot and ankle problems every doctor should know. Good Samaritan Hospital 4/05/2007. California Hospital Medical Center 4/08. St. Vincent Medical Center 5/08.
• Grand Rounds: My Experience with Hip, Knee, and Ankle Arthritis. Good Samaritan Hospital. 1/16/2008.
• Foot and Ankle Injuries in Running. Speaker at McDonalds Expo. Los Angeles Marathon. 2/29/08 and 3/01/08.
• Advancements In Orthopaedics: Hip, Knee, and Ankle Technologies. Speaker. Stryker International. 3/19/08

Media

• Care of the Foot and Ankle. Radio Manila. Consultant, Orthopaedic Surgeon. Health segment of one hour international radio talk show. Dec 2006.
• Governor Schwarzenegger recovering from surgery. KABC-TV Los Angeles evening news. Consultant, Orthopaedic Surgeon. Dec 2006.
• What Happens Next: When a Bone Breaks. Banner Caswell Productions. Television documentary. Consultant, Orthopaedic Surgeon. Veria channel, Dish network. Dec 2007.

Professional Affiliations

• American Academy of Orthopaedic Surgeons
• American Orthopaedic Foot and Ankle Society
• Piedmont Orthopaedic Society
• California Orthopaedic Association

Community

• 2008-2010 Official Medical Team Los Angeles Marathon
• 2008-2010 National Youth Leadership Forum Volunteer Speaker
• January 2010 Medical Mission at California Medical Center in San Fernando, La Union, Philippines
• 2006 Member of Orthopaedic Trauma Team at California Hospital, Level 2 Trauma Center

Sarvenaz Nouri, MD, is a board-certified general surgeon with fellowship training in weight loss and bariatric surgery. She is committed to helping patients at Murrieta Valley Surgery Associates achieve long-term weight loss success by providing the most effective and safe surgical techniques. 

Dr. Nouri understands that each patient’s weight loss journey is unique and partners with them to choose a weight loss surgery that best fits their goals, leading to long-lasting weight loss and achieving their best personal health outcomes.

She believes it is a privilege to be part of each of her patient’s weight loss journey. She loves witnessing first-hand how bariatric surgery transforms patients’ lives and improves their health. In addition to performing weight loss surgery, Dr. Nouri performs a variety of abdominal surgeries, including reflux surgery, gallbladder removal surgery, and hernia repair.

Dr. Nouri earned her medical degree from Drexel University College of Medicine in Philadelphia. She completed her residency training in general surgery at Riverside University Health Systems in Southern California. She obtained fellowship training in robotics and bariatric surgery at Reading Tower Health Hospital in Pennsylvania. She also serves as a Robotics medical director at Corona Regional Medical Center.

Outside of work, Dr. Nouri enjoys weightlifting, sailing in the Pacific Ocean, and watching crime dramas on Netflix.

Book an appointment with Sarvenaz Nouri, MD here.

Dr. Joseph Ku helps men and women in Riverside, California, improve their appearance at Precision Plastic Surgery. His masterful surgical skills and advanced techniques have earned the admiration of both his patients and his colleagues.

Dr. Ku earned his biochemistry and cell biology majors and Spanish literature minor in just three years from the University of California San Diego (UCSD). He also received his medical degree from UCSD in 2000. While at the university, Dr. Ku entered the prestigious Phi Beta Kappa organization in honor of his high academic achievements.

After earning his medical degree, Dr. Ku completed his five-year general surgery program at UCSD. His budding passion for plastic surgery led him to conclude his residency in plastic and reconstructive surgery in Salt Lake City, Utah, where he served as Chief Resident in his final year.

His native roots of Southern California drew Dr. Ku back to Riverside, where he’s established a network of appreciative patients as President of Precision Plastic Surgery.

Dr. Ku holds double board certifications from the American Board of Plastic Surgery and the American Board of Surgery. He became a diplomate of the American Board of Surgery during his postgraduate surgery internship.

Dr. Ku is a current member of the American Society of Plastic Surgeons, American Medical Association, California Medical Association, and Riverside Medical Association. He’s also a Fellow of the American College of Surgeons. He has affiliations with the Riverside Community College, Corona Regional Medical Center, and Parkview Community Hospital.