3.2
23 Ratings with 9 written Reviews

![]() | ![]() | ![]() | ![]() |
| Dr. William Davis Biggs, MD | Dr. Ryan Lee Hartman, MD | Dr. Mark Stephen Tuttle | Dr. Mark David Grossnickle, MD |
| Orthopedic Spine Surgery | Sports Medicine | Orthopedic Surgery | Orthopedic Surgery |
| Accepts New Patients | Accepts New Patients | ||
| 26 Years of Experience | 22 Years of Experience | 25 Years of Experience | 42 Years of Experience |
| No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option | No Virtual Visit Option |
| Speaks English | Speaks English | Speaks English | Speaks English, Spanish |
| Fort Collins , CO | Fort Collins , CO | Denver , CO | Fort Collins , CO |
| Med School: Chicago Medical School At Rosalind Franklin University-Medicine & Sciences | Med School: University Of Colorado School Of Medicine | Med School: University Of New Mexico School Of Medicine | Med School: University Of Michigan Medical School |
Current Profile | View Profile | View Profile | View Profile |
Completed their fellowship at Twin Cities Spine Center, Minneapolis, MN in 2006.
Completed their residency at University Of Colorado Health and University of Colorado Health Sciences Center, Denver in 2005.
Completed their internship at University of Colorado Health Sciences Center, Denver in 2001.
Graduated from Chicago Medical School At Rosalind Franklin University-Medicine & Sciences in 2000.
Graduated from University of California at Davis in 1995.
Dr. Biggs' NPI number is 1265496715.










Our provider data is gathered directly from physicians and publicly available databases. Providers who verify their profiles gain the ability to update information, offering additional details about their specialties,education, treated conditions, performed procedures, and accepted insurances.
Reviews on Vitals are submitted by users only. Recognizing the valuable insights these reviews offer into a doctor's reputation, we maintain internal policies and protocols to ensure the quality and accuracy of all reviews. Importantly, providers cannot delete or alter reviews independently. Reviews can only be deleted or changed following an internal assessment by our customer service team.
Your feedback is highly valued and we encourage you to contact our support team should you encounter any issues.