Meet the Advanced Surgical of North Texas Team

Steve L. Duffy, MD, FACS

General Surgeon

Dr. Duffy grew up in the Dallas/Fort Worth area, attending UT Dallas for undergraduate and graduate school. He then attended UTMB in Galveston, TX, graduating with honors.

He completed his surgery residency in San Antonio at one of the largest hospitals in Texas.

Additionally, he served 13 years in the military. Nearly a year of that service was spent in Afghanistan at the busiest trauma hospital in the world.

He is married to his high school sweetheart and they are proud parents to a beautiful little girl.

Chris J. Cottrell, MD, FACS

General Surgeon

Dr. Cottrell grew up in Houston and San Antonio.  He received his undergraduate as well as Medical degree from Texas Tech University in Lubbock, Texas.  After graduating near the top of his medical school class in 1999 he trained in General Surgery at St Joseph Medical Center in Denver Colorado.  While there he distinguished himself as outstanding resident of the year in 1999.  He initially Practiced in North Platte Nebraska, but soon realized that Texas was his home and returned in 2005.  He has worked in the Garland, Rowlett, and Rockwall areas where he twice served as Chief of Staff at Baylor Scott & White Medical Center at Lake Pointe, he also chaired the credentials committee for 4 years.  Dr. Cottrell has a keen interest in reflux as well as minimally invasive robotic and laparoscopic surgery. He is very excited to have joined Advanced Surgical of North Texas and looks forward to bringing these skills to the North Dallas Metroplex.  In his spare time he enjoys spending time with his family, cooking, and anything with microchip.

Amy Noroozian, MPAS, PA-C

Physican Assistant

Amy Noroozian joined our practice in the Fall of 2016 as a Physician Assistant. She completed her undergraduate education at Gonzaga University in Spokane, WA before completing PA school at UTMB in Galveston, TX. She has valuable past experience in both Spine Surgery and Family Medicine. Originally from Arizona, she enjoys hiking, running, and spending time in the outdoors with her Golden Retriever.


Practice Manager

Angela serves as the Practice Manager of Advanced Surgical of North Texas.
She was born and raised in Wichita, Kansas. She received an Associates of Science degree from Mountain View Community College in Dallas, TX and has 17 years of experience in multiple specialties as a Medical Assistant. She chose McKinney as her home in 2015.
She loves to travel and discover new places. In her free time you can find her working out and spending time with her fury, four-legged kid, Olive.


Medical Assistant / Patient Coordinator

Oniah is the youngest member of our team. After graduating from Everest College she gained experience in a large Pediatrics office with multiple providers. She joined us in May of 2016, contributing to our team as both a Medical Assistant and Patient Coordinator. When she's not serving patients, you can find her being a full time mommy to her two crazy kids. 


Medical Assistant / Patient Coordinator

After graduating top of her class at Everest College she gained experience at a large OB/Gyn practice with multiple providers. She joined us in October 2017 contributing to our team as medical assistant, patient coordinator, and scribe. When she’s not serving patients, you can find her exploring new restaurants, learning photography, and being a full time mommy. 


Patient Coordinator

Mark is the newest member of Advanced surgical of North Texas. He grew up in Rockwall,  and attended The University of Oklahoma and is finishing his Bachelors of Science in Biology at the University of Texas Dallas. Mark is an avid sailor and car enthusiast. 


Marketing Director

DeAnna is the Marketing Director of Advanced Surgical of North Texas. She also works with the rest of the team to coordinate appointments, studies and referrals. 
She holds a Psychology degree from The University of Houston. Some of her greatest passions include art, working out, and raising her beautiful daughter.

More About Dr. Duffy

Qualifications and Recognitions:

Fellow of the American College of Surgeons

Dipomate, American Board of Surgery
Clinical Associate Professor of Surgery, UTHSCSA
Faculty, San Antonio Military Medical Center
Former Lieutenant Colonel, US Air Force
Outstanding Resident, Resident Teaching Award, 2006-2010.
Graduated Magna Cum Laude, UT Medical Branch, Galveston
Authored 13 peer-reviewed medical journal publications


Personal Accomplishments:

Owner, Dojo Shorin Aikibudo Galveston

4th degree black belt - Karate and Aikido


Visit Dr. Duffy's YouTube channel to learn more about some of the procedures he performs and hear a patient testimony.

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