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Docs on Call

DOCS on Call is a medical clinic providing patient care outside regular Primary Care Partners office hours. We offer an affordable alternative to the hospital emergency room for non-life-threatening illnesses and injuries. The clinic is open during evenings, weekends, and holidays – appointments are required. Please call (970) 255-1576 as early as 8:00am the same day to make an appointment. DOCS on Call is an after-hours medical clinic provided by Primary Care Partners in service to our community.

* If you are experiencing a life-threatening emergency, please call 911 or go directly to the emergency room for urgent care.


DOCS on Call
3150 North 12th Street
West Entrance facing 12th Street
Grand Junction, CO 81506
(970) 255-1576
*Same day appointment needed, no walk-ins accepted. Call as early as 8:00am to make an appointment.

Mon-Fri: 1:00pm-10:00pm
Sat: 8:00am-10:00pm
Sun: 8:00am-9:00pm


Paul Preston,
Doctor of Medicine

Fellow of the American Academy of Family Physicians

Dr. Paul Preston is an internal medicine physician who has been with DOCS on Call, a division of Primary Care Partners, since 2017. Dr. Preston is from Des Moines, Iowa, and obtained his medical degree from the University of Arizona, and his Internal Medicine training at Presbyterian-St. Luke’s Medical Center in Denver, Colorado.

Dr. Preston takes pride in obtaining accurate and detailed clinical information to provide the proper diagnosis and treatment for his patients. His experience treating, diagnosing, and supervising patients and teams in clinics around the world has given him a broad perspective on global health, and he uses this knowledge daily in work at DOCS on Call.

Dr. Preston has traveled to 35 countries– he was even evacuated from Lebanon during one of his trips. He can be found playing the keyboard in a blues band in his spare time.

Internal Medicine Internship and Residency, Presbyterian-St. Luke’s Medical Center – Denver, CO (1985)

Doctor of Medicine, University of Arizona College of Medicine – Tucson, AZ (1982)

Bachelor of Science in Biology, University of Arizona – Tucson, AZ (1975)

Jeanne Haberer,
Doctor of Osteopathy

Dr. Jeanne Haberer is from Detroit, Michigan. She joined DOCS on Call, a division of Primary Care Partners, in 2018. Prior to that, she was adjunct faculty at both Michigan State University College of Osteopathic Medicine and Michigan State University College of Human Medicine. She completed her family practice training at St. Mary’s Medical Center and also trained in Obstetrics and Gynecology in Grand Rapids, Michigan. Dr. Haberer completed medical school at Michigan State University College of Osteopathic Medicine.

Dr. Haberer strives to respond empathetically to her patients. She believes that treating patients with excellence involves using problem-solving skills to deliver the highest quality of patient care. She thrives in her role at the after-hours clinic to assist her patients with their urgent needs. Children and adolescents are some of her favorite patients to see in the clinic.

Dr. Haberer is the mother of two and enjoys jogging, hiking, paddleboarding, and gardening in her time away from work.

Family Practice Residency, St. Mary’s Medical Center – Grand Junction, CO (2003)

Obstetrics and Gynecology Residency, Metropolitan Hospital – Grand Rapids, MI ( 2001)

Osteopathic Internship, Family Medicine Emphasis, Metropolitan Hospital – Grand Rapids, MI (2000)

Doctor of Osteopathy, Michigan State University College of Osteopathic Medicine – East Lansing, MI (1999)

Bachelor of Science in Biology, minor in Psychology, John Carroll University – University Heights, OH (1995)

Mitchell Darnell,
Doctor of Medicine

Dr. Mitchell Darnell is a Doctor of Medicine who started at DOCS on Call in 2024. He obtained his medical degree from Florida State University College of Medicine in Tallahassee, FL in 2022, and will be completing his residency at St. Mary’s Family Medicine Residency Program in Grand Junction. Dr. Darnell is originally from a rural town near Tallahassee in the Florida panhandle. With an outgoing personality, Dr. Darnell found the opportunity to connect with and help individuals from all walks of life an important part of what brought him to the field of medicine.

When he’s not at work, Dr. Darnell enjoys spending his time anywhere outdoors alongside his wife and their dog, finding live music to enjoy, and traveling. He has traveled to 17 countries and lived in the UK during college.

Resident Physician, SCL St. Mary’s Family Medicine Residency Program – Grand Junction, CO (2024)

Doctor of Medicine, Florida State University College of Medicine – Tallahassee, FL (2022)

Bachelor of Science in Cell and Molecular Biology, University of South Florida – Tampa, FL (2017)

Jon Freckleton,
Doctor of Osteopathy

Dr. Jon Freckleton is a board-certified family physician who joined DOCS on Call in 2024. Originally from Rochester, New York, Dr. Freckleton began his medical education with a BA in Kinesiology/Exercise Physiology from the University of Colorado, Boulder in 1997. From there he attended The University of New England College of Osteopathic Medicine in Biddeford, ME, receiving his medical license in 2005. Dr. Freckleton completed his family practice residency at both the Colorado Springs Foundation of Osteopathic Medicine in Craig, CO, and at Pacific Hospital in Long Beach, CA.

As a lifetime coach and athlete, he began his athletic career as a cyclist and Nordic skier, which led him to multiple international competitions and a year in Norway. He continued coaching and racing during medical school and after completing his medical licensure, was able to put his medical skills to use to help his athletes train properly as well as dramatically shorten healing time, as well as relieve everyday ailments such as depression, asthma, and pain through acupuncture, osteopathy, and nutrition.

Dr. Freckleton brings friendly professional care to Docs on Call and has extensive rural and wilderness medicine training, is experienced in urgent care, complementary medicine coaching, and performance medicine. He is also trained in OMT (osteopathic manipulative treatment) and acupuncture.
In his free time, Dr. Freckleton enjoys riding bikes “of all types”, including road, mountain, and dirt bikes, and has raced Enduro MTB. He also likes skiing and is interested in old cars.

Family Practice Residency, Pacific Hospital – Long Beach, CA (2007)

Family Practice Residency and Internship, Colorado Springs Foundation of Osteopathic Medicine – Craig, CO (2006)

Doctor of Osteopathy, University of New England College of Osteopathic Medicine – Biddeford, ME (2004)

Bachelor of Science in Kinesiology, University of Colorado – Boulder, CO (1997)

We’ve used Docs on Call various times over the years and they’ve always been very good to us and our family; Great communication, ability to see our family member after hours in a timely fashion, and we’ve never had trouble receiving treatment. Doctors and nurses are wonderful, kind, and very concise and competent at their jobs. I trust them with my own children and am so glad we can use this office when we need to.

- DOCS Patient, Docs On Call

We are fortunate to have Docs on Call in our community, especially if a visit to the ED is not necessary. Our experience with Docs has always been spot on – grateful!!

- DOCS Patient, Docs On Call

Great client care; definitely recommend for your after-hours medical needs!

- DOCS Patient, Docs On Call
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