Medical Staff

Daryl J. Wilkins, D.O.

Daryl J. Wilkins, D.O.

Dr. Wilkins is the “Doc” of Doc's Diet. He graduated from the College of Osteopathic Medicine of the Pacific in 1990, completed an Internal Medicine Residency Program in 1993 and was board certified with the American College of Internal Medicine in 1996. His other educational milestones prior to his Osteopathic Medical Training include graduating from the University of California at Berkeley with a B.A. in Biology in 1980 and graduating from Saint Louis University in St. Louis Missouri as a Physician Assistant in 1984. That's 14 years of formal education! Since 1999 Dr. Wilkins has helped shape Doc's Diet into the fantastic weight managment program it is today. His experience is unparalled having been involved in over 400,000 actual patient visits!!  He remains thrilled on a daily basis to help his patients achieve their weight loss goals. Dr. Wilkins splits his work time between the two clinics in Turlock and Linden.  Doc is married to Betsy and they live with 5 dogs, 4 horses, 2 cats, and 9 fish. During his off days he enjoys digging in the dirt developing his evolving 5 acre produce farm, worshiping with his church family, travel trailer trips with Betsy and hanging out with the grandkids.

Carissa Wilkins, D.O.

Carissa Wilkins, D.O.

Dr. Carissa Wilkins was born and raised in Firebaugh, California. She met her husband, Aaron, in high school. She graduated as valedictorian from Firebaugh High School. She graduated Summa Cum Laude from California State University, Fresno with a major in Public Health with a focus on Chemistry and Dietetics. She attended medical school at Liberty University in Lynchburg, Virginia from 2014-2018. She completed intern year of residency at Sovah Health in Danville, Virginia and will be completing her Internal Medicine residency at Franciscan Health, Olympia Fields in Illinois in 2021. Her favorite hobbies are spending time with her daughter, Abigail, along with all of her family, exercise, hosting Bible studies and football events with her husband, Aaron.

Erica Horton, PA-C

Erica Horton, PA-C

Erica has eighteen years of experience in medical weight loss management. She received her Physician Assistant Certification from St. Francis College of Pennsylvania in 1999 and her Bachelor of Science degree in biology from St. Mary's College in 1996.

Erica's favorite part of medicine is witnessing the joy of a patient's success. She is happily married, and she and her husband enjoy raising their two children. Her favorite pastimes include hiking, reading, and spending time with her family.

Bill Chapman, PA-C

Bill Chapman, PA-C

In 1984, Bill earned his Certification as a Physician Assistant at the University of Kentucky. He's been a full-time practitioner for Doc's Diet since 2008. Prior to joining us, Bill spent 16 years attending to patients in an allergy practice in Stockton. In addition to motivating our patients to better health, Bill is an avid baseball fan and he loves rooting for the SF Giants. In fact, he's traveled to over 30 different Major League Baseball parks. Married for over 28 years, Bill also loves spending time with his wife, son and daughter.

Angela Stroman, PA-C

Angela Stroman, PA-C

Angela graduated with her Masters of Physician Assistant Studies from the University of the Pacific in 2020 and with her Bachelors of Science degree in biology from CSU, Sacramento in 2006. Prior to returning to school to become a Physician Assistant she worked as a forensic scientist.  

Angela is passionate about helping patients live long healthy lives and enjoys being a “cheerleader” for her patients while they are on their weight loss journey.  In her free time, she enjoys reading, crafting, traveling, and skydiving.