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Meet The Staff



Dr. Lisa A. Perryman, MD, FACS, FASCRS

Dr. Perryman holds board certification in colon & rectal surgery and is a Fellow of the American College of Surgeons (FACS) and the American Society of Colon & Rectal Surgeons (FASCRS). She completed a fellowship in colon & rectal surgery at the Ochsner Medical Center in New Orleans, Louisiana, and performed a seven-year general surgery residency at the University of Minnesota in Minneapolis, Minnesota. Dr. Perryman earned her Doctor of Medicine degree as well as a Master of Science degree in Pathology from the Chicago Medical School in Chicago, Illinois.



Bonny, Practice Manager

Bonny joined Dr. Perryman’s practice in 2016, and has extensive experience in the medical practice field.
After graduating from Purdue University, she pursued a business career and later transitioned into healthcare.
She is President of Colorado Medical Group Management Association (CMGMA), a member of the American Medical Billing Association, and is a Certified Medical Practice Executive (CMPE), and Certified Medical Reimbursement Specialist (CMRS). She chaired Centura Colorado Health Neighborhoods’ Value & Vision Committee, and serves on the American Cancer Society Colon and Rectal Cancer Task Force. Bonny is an active advocate of the practice’s quality, patient-centered approach to healthcare.
Bonny is the primary contact in Dr. Perryman’s office regarding billing and insurance questions.
Her special interests include cooking, gardening, hiking through the Sonoran Desert, and historic preservation.



Nicole, Front Office Administrator

Nicole has been with Dr. Perryman’s practice since 2013. Prior to joining Colorado Colon & Rectal Specialists, she gained extensive medical office experience while working in healthcare clinics, including physical therapy. Nicole majored in psychology at Colorado State University, and participates in continuing education studies including anatomy and physiology. She has a calm, gracious personality, which is welcoming to patients visiting Dr. Perryman’s office. Nicole’s role within the office consists of front office administration, including colonoscopy and appointment scheduling, insurance verification, as well as some clinical assisting. In her free time she enjoys baking, volunteering at the Denver Zoo, and traveling through the English countryside with her husband.



Nikki, Medical Office Assistant

Nikki’s role at Colorado Colon & Rectal Specialists focuses on front office activities including referrals, scheduling, and special projects. Before joining our team, Nikki gained her medical office experience while working in a busy OB/GYN office in Denver. Prior to healthcare, she was in hospitality and commercial real estate in marketing and management roles. Nikki is very much a people-person who enjoys ensuring patients have a positive experience.
Born and raised in Massachusetts, she attended Northeastern University majoring in marketing, and graduated magna cum laude from Central Connecticut State University with a degree in psychology. Her family owned La Scala Restaurant, where Cape Cod’s best Italian cuisine was served for over twenty years.
She is a mom of two young, very active boys. She loves to travel and camp with her family, prefers the beach over snow, and also appreciates just relaxing at home.





Madeline, Medical Assistant

Maddie assists Dr. Perryman in all clinical matters including medical triage, surgery scheduling, follow up care, and office procedures. She graduated with honors from Baylor University with a degree in biology and is currently applying to medical school. Maddie recently scored in the upper 2% of the Medical College Admission Test (MCAT).

While attending Baylor, Maddie was active in numerous volunteer organizations including its medical service organization as physician liaison, a women’s health clinic, first aid service team, a retirement center, and Baylor Buddies, a mentoring program for elementary students. Maddie was also selected by Baylor faculty for teaching assistant positions in honors biochemistry and genetics programs.

She loves to hike Alderfer/Three Sisters Park in Evergreen. Her favorite color is pink, and her favorite dish is tacos al pastor. She discovered her passion of becoming a doctor while taking Arapahoe High School AP biology and medicine electives. Maddie’s calming, caring personality helps patients feel more at ease.



Colorado Colon & Rectal Specialists
9397 Crown Crest Blvd, Suite 301
Denver Metropolitan Area

Parker, CO 80138
Phone: 303-840-8822
Fax: 303-840-8824
Office Hours

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