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Tabeguache Family Physicians


Our Doctors at Tabeguache Family and Sports Medicine have all obtained additional qualifications in addition to the standard requirements for traditional family practice doctors. This additional schooling allows our team to offer more complete comprehensive care and in-house treatment options to all of our families, preventing increased costs and visits to multiple specialists. From prevention to diagnosis and treatment, our family and sports medicine team can keep you and your family healthy and active. 

Dr. Dan Sullivan, M.D. 


Dr. Sullivan is certified by the Board of Family Medicine and has been practicing in Grand junction since 1992. After studying music at CU Boulder, he attended medical school at the University of Colorado Health Sciences Center and completed his residency in Spokane ,  with the University of Washington . Dr. Sullivan grew up in Grand Junction and is proud to serve the Grand Valley and to call it his home. His interests include preventative patient care, behavioral health integration, and team based care management. He is an avid fly fisherman, and enjoys cycling and skiing.

Ashly Blincow, MS, RN, FNP-C

Ashly is certified in Family Medicine by the American Academy of Nurse Practitioners. Previously, she has worked as a Family Nurse Practitioner and Instructor for the adult clinic side at the University of Colorado College of Nursing. She is particularly interested in preventative, holistic healthcare of people's minds and bodies through creative, evidence-based therapies domestically and internationally. She enjoys regularly learning new ways to use her mind and body and especially enjoys hiking, yoga, muay thai, canoeing, and reading.


Tiffany Petersen, PA 


Tiffany Petersen PA joined Tabeguache Family & Sports Medicine as a physician’s assistant in August 2021. She is accepting new patients. Tiffany played on the volleyball team at Colorado Mesa University where she earned her bachelor’s degree. After this, she became an employee at Primary Care Partners where she worked as a scribe at Western Colorado Physicians Group, a Physical Therapy Aide for the Physical Therapy Specialty Center, and then a medical assistant at Tabeguache Family & Sports Medicine.

Tiffany graduated from the first class of CMU’s physician assistant program and was eager to return to Tabeguache Family & Sports Medicine in her new role on our provider team.



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