John Nielson, FNP-C

Nurse Practitioner located in Boulder, CO & Louisville, CO

About John Nielson, FNP-C

John is Nationally Board Certified as a Nurse Practioner by the American Nurses Credentialing Committee and has been licensed by the State of Colorado since 1997. In 1993, he was the commencement speaker and graduated cum laude from Regis University. After several years of working as an RN in pediatrics, graduating in 1997 as the "Graduate Student of the Year." After several years in family practice, John has worked exclusively in dermatology since 2005. 

John grew up mostly in Boulder and graduated from Fairview High. After attending CU for a couple years, he taught music and he was concert director for the Swallow Hill Music Association in Denver. He was a DJ at KGNU radio and a research fellow working with the Colorado folk music archives. As a member of the cowboy folk group, Horse Sense, he toured extensively across the US and five continents for ten years, performing in venues as varied as Carnegie Hall in New York to rodeos in Wyoming to the highlands of Papua New Guinea. John plays fiddle, mandolin, guitar, and banjo. 

John is also an avid gardener and enjoys hiking the Front Range. 

Professional Memberships:

  • Colorado Society of Dermatology
  • Dermatology Nurses Association - Nurse Practioner Society
  • American Nurses Association
  • Colorado Society of Advanced Practice Nurses - DNA 30


Most Major Insurance Providers Accepted

Boulder Dermatology accepts most major insurance providers. Here is a list of the major insurances we accept. If you do not see your insurance provider listed, please contact our office and bring your ID and insurance card with you to your appointment.

Aetna Medicare
Blue Cross Blue Shield
CNIC Health Solutions
First Health
Golden Rule
Mutual of Omaha