FIND A DOCTOR

Doctor's Barnett Profile

Find a Doctor Near You

Hematology ,Internal Medicine , Hematology/Oncology and Medical Oncology

John Mark Barnett , MD

Rocky Mountain Cancer Centers
2030 Mountain View Ave Ste 210
Longmont, CO 80501

(303) 684-1900

Overview

Dr. Barnett enjoys spending time with his family. He also enjoys camping, paddle boarding, history, and literature.

Gender: Male

Years in Practice: 22 Years

Languages Spoken: English and Spanish

Specialties

Hematology ,Internal Medicine , Hematology/Oncology and Medical Oncology

Hospital Affiliations

    N/A

Education and Training

Medical School
Southern Illinois University School Of Medicine Graduated in 2000

Main Location

Rocky Mountain Cancer Centers
2030 Mountain View Ave Ste 210
Longmont, CO 80501
(303) 684-1900

Fax: (303) 326-7447
Website: www.rockymountaincancercenters.com
Accepting New Patients: Yes
Medicare Accepted: Yes
Medicaid Accepted: Yes

Office Hours:

Mon8:00 AM-5:00 PM
Tue8:00 AM-5:00 PM
Wed8:00 AM-5:00 PM
Thu8:00 AM-5:00 PM
Fri8:00 AM-5:00 PM
Sat-
Sun-

Insurance Plans Accepted

Please verify insurance information directly with your doctor’s office as it may change frequently.
  • Aetna Choice POS II
  • Aetna HMO
  • Aetna Managed Choice POS Open Access
  • Aetna Signature Administrators PPO
  • Aetna Whole Health Colorado Front Range
  • Aexcel PPO
  • Anthem CO Blue Priority HMO
  • Anthem CO Blue Priority PPO
  • Anthem CO Bronze Pathway X HMO
  • Anthem CO Gold Pathway HMO
  • Anthem CO HMO
  • Anthem CO Pathway
  • Anthem CO Silver Pathway X HMO
  • Anthem PPO
  • BCBS Blue Card PPO
  • Cigna Connect Network EPO
  • CIGNA HMO
  • CIGNA LocalPlus
  • CIGNA Open Access Plus
  • CIGNA PPO
  • Colorado Choice Health Plans
  • First Health PPO
  • Humana Choice POS
  • Humana ChoiceCare Network PPO
  • Humana Colorado HMOx
  • Humana National POS
  • Humana Preferred PPO
  • Kaiser Colorado
  • Kaiser Permanente
  • MEDICA CHOICE WITH UNITEDHEALTHC
  • Multiplan PPO
  • PHCS PPO
  • RMHP Monument - CO
  • Rocky Mountain Good Health and Vista HMO PPO
  • Rocky Mountain Monument PPO - Tier 2
  • Rocky Mountain Summit Group
  • UHC Choice Plus POS
  • UHC Navigate HMO
  • UHC NAVIGATE PLUS POS
  • UHC Navigate POS
  • UHC Nexus Open Access
  • UHC Options PPO