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Theresa A. Denison

Theresa A. Denison, PA

Family Medicine

Sees Existing Patients
Need help scheduling? Call 303-403-6350

Highlights

Age Groups Seen

  • Child 2-12
  • Adolescent 13-18
  • Adult 19-64
  • Older Adult >65

Gender

Female

About Theresa A. Denison

About The Provider

Having moved to Colorado in 1999, Theresa Denison received her Bachelor of Science degree in microbiology from Colorado State University in Fort Collins. She received her Master of Science degree in physician assistant studies from A.T. Still University, Arizona School of Health Sciences in Mesa, Arizona. Theresa is a board certified physician assistant, and has a special interest patient education, chronic disease prevention and acute injury.

"I have always had a passion for understanding the intricacies of a process; how it works and why. Through medicine I am able to apply this passion to an illness or injury. I enjoy working with my patients to help fully explain their diagnosis and treatment plan. This personalized approach to medicine helps the patient be involved and in control of their health goals."

In her free time, Theresa enjoys the outdoors and the 300 days of sunshine that Colorado sees each year. She likes camping, hiking, exploring new places and has recently taken up skiing.

Locations

  1. Green Mountain Clinic - Primary Care

Expertise

Education

  • Graduate: A.T. Still University-Mesa Campus, 2012

Board Certifications

  • Physician Assistant: National Commission on Certification of Physician Assistants, 2012

Insurance

Please contact the doctor's office directly to confirm acceptance of insurance.
Search plans
  • Aetna
  • Anthem BCBS
  • Cigna
  • Clear Spring
  • Cofinity
  • Colorado Access
  • CorVel
  • Coventry
  • Denver Health
  • First Health/Coventry
  • Friday Health Plans
  • Humana
  • InnovAge PACE
  • Kaiser (limited coverage)
  • Meritain via Aetna Network
  • Pinnacol Assurance
  • Prime Health Services Inc
  • Rocky Mountain Health Plans
  • SCL Lutheran Hospice
  • Three Rivers Provider Network
  • TriWest
  • United Healthcare

Ratings & Reviews

5 out of 5

345 ratings, 62 reviews

The Patient Satisfaction Rating is an average of all responses to the care provider related questions shown below from our survey. Patients that are treated in outpatient or hospital environments may receive different surveys, and the volume of responses will vary by question.

Search reviews
    5 out of 5 stars
    Reviewed on 2/3/2026

    Dr Denison is the best doctor

    5 out of 5 stars
    Reviewed on 1/24/2026

    She's amazing and knowledgeable.

    5 out of 5 stars
    Reviewed on 1/19/2026

    A very professional and knowledgeable.

    5 out of 5 stars
    Reviewed on 1/3/2026

    Theresa is kind, possesses a high-level of clinical expertise, listens closely and clearly explains next steps when needed. She covers all the bases when it comes to getting answers to medical situations and is always timely with prescription refills and reminders for vaccinations. She's an outstanding provider & I highly recommend her!

    5 out of 5 stars
    Reviewed on 1/1/2026

    She is a great provider, amazing, very helpful, very nice

    5 out of 5 stars
    Reviewed on 12/15/2025

    Theresa always is very pleasant and Professional.

    5 out of 5 stars
    Reviewed on 12/13/2025

    Theresa is very throughal Theresa is very complete in doing a fisical and covers all the bases, with good explanations.

    5 out of 5 stars
    Reviewed on 12/11/2025

    I really like her as a person. I also feel very confident that she is a wonderful health care person.

    5 out of 5 stars
    Reviewed on 12/9/2025

    I trust her.

    5 out of 5 stars
    Reviewed on 11/24/2025

    She listens.

    5 out of 5 stars
    Reviewed on 11/18/2025

    Wonderful doctor that takes the time to really listen and provide compassionate care.

    5 out of 5 stars
    Reviewed on 11/18/2025

    She respects my questions and provides for all of my concerns/issues. She is extremely knowledgeable and keeps up with current treatments.

    5 out of 5 stars
    Reviewed on 11/10/2025

    Excellent doctor very special to me

    5 out of 5 stars
    Reviewed on 11/8/2025

    She is amazing. I have been seeing her for several years and always feel welcome and seen as an individual.

    5 out of 5 stars
    Reviewed on 11/6/2025

    She listens and explains step by step what the plan of care will be

    5 out of 5 stars
    Reviewed on 10/30/2025

    She always is ready for any questions I might have.

    5 out of 5 stars
    Reviewed on 10/29/2025

    She listens to you and responds in a very thoughtful simple manner.

    5 out of 5 stars
    Reviewed on 10/28/2025

    She is my primary care provider. I have gone to her for a long time. I trust her with the best decisions for my health.

    5 out of 5 stars
    Reviewed on 10/24/2025

    Teresa always listens to my concerns and explains things so I can understand

    5 out of 5 stars
    Reviewed on 10/24/2025

    This was my first time meeting Theresa. She was extremely friendly and I felt that she genuinely cared about my health. She addressed all of my questions and concerns and has been very helpful in conducting testing and providing referrals for multiple issues I'm experiencing.

    5 out of 5 stars
    Reviewed on 10/23/2025

    As always, Theresa did not rush the visit and made sure I understood the information.

    5 out of 5 stars
    Reviewed on 10/19/2025

    She's wonderful!

    5 out of 5 stars
    Reviewed on 10/19/2025

    Always excellent

    5 out of 5 stars
    Reviewed on 10/14/2025

    Very friendly and knowledgeable.

    5 out of 5 stars
    Reviewed on 10/9/2025

    I feel that my PCP understands me and my Unique situations and ailments.

    5 out of 5 stars
    Reviewed on 10/5/2025

    She is thorough and gives me great explanations of what I need to do.

    5 out of 5 stars
    Reviewed on 9/29/2025

    Theresa is always a great listener and thoroughly addressed my questions and concerns.

    5 out of 5 stars
    Reviewed on 9/26/2025

    Theresa is awesome, great at listening and explaining everything and never makes me feel rushed.

    5 out of 5 stars
    Reviewed on 9/24/2025

    Very helpful

    5 out of 5 stars
    Reviewed on 9/22/2025

    She always listens and answers questions thoroughly and isn't condescending or rude. She seems to really care and seems super knowledgeable.

    5 out of 5 stars
    Reviewed on 8/29/2025

    Very knowledgeable. Good listener. Explains options and treatment well. Thorough.

    5 out of 5 stars
    Reviewed on 8/23/2025

    I appreciate the time she spends answering my questions.

    5 out of 5 stars
    Reviewed on 8/23/2025

    She is attentive & makes sure I understand her explanation. I very much appreciate her caring and attentiveness. She goes above and beyond understanding the issue & resolving it.

    5 out of 5 stars
    Reviewed on 8/23/2025

    Veey helpful and kind

    5 out of 5 stars
    Reviewed on 8/7/2025

    She is kind, intelligent, and thorough and I trust her advice.

    5 out of 5 stars
    Reviewed on 8/6/2025

    Theresa always listens to me and patiently answers questions.

    5 out of 5 stars
    Reviewed on 8/1/2025

    She is very personal and easy to talk with, explain things in a way I could understand

    5 out of 5 stars
    Reviewed on 7/31/2025

    Awesome

    5 out of 5 stars
    Reviewed on 7/31/2025

    Very Caring

    5 out of 5 stars
    Reviewed on 7/31/2025

    I find Teresa Denison very easy to talk to and I think she's a good listener. She also explains things very well.

    5 out of 5 stars
    Reviewed on 7/25/2025

    Teresa explains everything thoroughly and is very kind as well.

    5 out of 5 stars
    Reviewed on 7/22/2025

    she is caring and attentive to my health

    5 out of 5 stars
    Reviewed on 7/21/2025

    She simply amazing

    5 out of 5 stars
    Reviewed on 7/21/2025

    She is excellent and I wouldn't want any other Dr. I put a lot of trust and faith in her to always take care of me.

    5 out of 5 stars
    Reviewed on 7/5/2025

    She was very caring and helpful.

    5 out of 5 stars
    Reviewed on 7/3/2025

    Theresa Denison is amazing. She's super smart and good at what she does. I can tell she cares about me and has so much knowledge.

    5 out of 5 stars
    Reviewed on 7/2/2025

    She is amazing!!!!!

    5 out of 5 stars
    Reviewed on 6/21/2025

    The help I was always given is timely and always to the point.

    5 out of 5 stars
    Reviewed on 6/20/2025

    I have been a patient of Theresa Denison for many years and have never walked out thinking I was ignored , she takes great care in listening to my concerns and makes sure that I am well taken care of

    5 out of 5 stars
    Reviewed on 6/15/2025

    My wife and I trust and depend on Teresa for our health car

    5 out of 5 stars
    Reviewed on 6/12/2025

    FIRST,, THERESA WAS HIGHLY RECOMMENDED TO ME AND I WAS TOLD SHE WAS THE BEST IN COLORADO AN DENVER .. IAM FROM DALLAS FT.WORTH AN PA'S AN DOCTORS THERE ,, THEY RUN YOU IN AND OUT IN TEN MINUTES OR LESS AND THEY DO NOT SEEM TO CARE.. PA-C DENISON CARES AND EACH VISIT SHE PROVES IT BECAUSE SHE GOES ABOVE AN BEYOUND THE CALL TO ILLUSTRATE TO HER PATIENTS THAT SHE CAN PROVIDE THE CARE EACH ONE NEEDS AND I DO HAVE FRIENDS AND FAMILY THAT GO TO HER AN THEY ALSO ABSOLUTELY LOVE HER .. AND SHE'S GOT ME FOREVER ..THANK YOU KINDLY THERESA,,DANIEL LOCKETT

    5 out of 5 stars
    Reviewed on 6/10/2025

    Thank you, Theresa! I trust you and know I can count on you for the care I need.

    5 out of 5 stars
    Reviewed on 6/8/2025

    Theresa is a good listener and doesn't rush you. She answered all my questions.

    5 out of 5 stars
    Reviewed on 5/27/2025

    Very professional and personable.

    5 out of 5 stars
    Reviewed on 5/26/2025

    I mentioned Theresa before, but to expand, she is so incredibly thorough and knowledgeable. And a very good listener, and full of good suggestions and recommendations. Plus she's a very kind and compassionate person and physician.

    5 out of 5 stars
    Reviewed on 5/26/2025

    I have been seeing my provider for years and like her very much.

    5 out of 5 stars
    Reviewed on 5/12/2025

    Theresa is an awesome amazing Dr. no problems with her at all.

    5 out of 5 stars
    Reviewed on 5/7/2025

    Great doctor very thoural

    5 out of 5 stars
    Reviewed on 5/7/2025

    Very nice and thorough

    5 out of 5 stars
    Reviewed on 5/5/2025

    I LOVE MY PCP PROVIDER

    5 out of 5 stars
    Reviewed on 5/1/2025

    Theresa is amazing

    5 out of 5 stars
    Reviewed on 4/24/2025

    I really like the care that I have recieved with Theresa Dennison! She is wonderful!