Summary

J. Mark Barnett, MD, is a board-certified medical oncologist with Rocky Mountain Cancer Centers, providing comprehensive cancer care in the Longmont area. Dr. Barnett attended medical school at Southern Illinois University School of Medicine in Edwardsville, IL. His specialties are Medical Oncology, Breast Cancer, Gastrointestinal Cancer, Genitourinary Cancers and Lymphoma. Dr. Barnett is part of a team of over 50 physicians at RMCC providing advanced cancer care in communities across the state. He collaborates with specialists in all areas of cancer diagnostics and treatment including medical oncology, radiation therapy, surgery, immunotherapy, genetic testing, clinical trials and supportive care to offer patients a coordinated and comprehensive care plan. As an additional strength, RMCC is part of The US Oncology Network, one of the nation's largest networks of integrated community-based oncology practices dedicated to advancing high-quality, evidence-based patient care.

Quick Facts

  • accepting new patients
  • 3.4
  • 26 years of experience
  • 39 insurance plans accepted
  • speaks English
  • Southern Illinois Univ School of Medicine
  • 1 written review
  • 2 specialties
  • 14 areas of expertise
  • 1 board certification
  • 1 office location
  • Male

Office Location

Rocky Mountain Cancer Centers - Longmont

1760 E Ken Pratt Blvd Ste 302Longmont, CO 80504
Mon7:30 am - 4:30 pm
Tue7:30 am - 4:30 pm
Wed7:30 am - 4:30 pm
Thu7:30 am - 4:30 pm
Fri7:30 am - 4:30 pm
SatClosed
SunClosed

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Dr. J. Mark Barnett, MDDr. Cristina Smith Mclaughlin, MDDr. Christina Finlayson, MDDr. Douglas Jerome Kemme, MD
HematologyHematologyOncologyInternal Medicine
Accepts New Patients Accepts New Patients Accepts New Patients
3.4 
3.4 
4.8 
26 Years of Experience 22 Years of Experience 37 Years of Experience
No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option No Virtual Visit Option
Speaks English Speaks English, French Speaks English, Spanish Speaks English, Spanish
Longmont , COLoveland , COAurora , COLoveland , CO
Med School: Southern Illinois Univ School of Medicine Med School: Oregon Health & Science University School Of Medicine Med School: University Of Utah School Of Medicine
Current Profile
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Insurance Plans Accepted by Dr. J. Mark Barnett

  • AARP
  • AARP - Medicare
  • AARP - PPO
  • Aetna
  • Anthem Blue Cross
  • Anthem Blue Cross Blue Shield
  • Blue Cross Blue Shield
  • CHAMPVA
  • Cigna
  • Cigna-HealthSpring
  • Clear Spring Health
  • Colorado Access
  • Family Health Network
  • GEHA
  • GEHA - HMO
  • GEHA - PPO
  • Golden Rule - PPO
  • HealthPartners
  • HealthPartners - PPO
  • Humana
  • Humana - HMO
  • Humana - Medicare (Advantage HMO)
  • Kaiser Permanente
  • Medica - POS
  • Medicaid - Medicaid
  • Medicaid - Medicaid (Managed)
  • Medical Mutual
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Optum Health
  • Tricare
  • Triwest Healthcare Alliance
  • UnitedHealthcare
  • UnitedHealthcare - HMO
  • UnitedHealthcare - Medicare
  • UnitedHealthcare - Medicare (Advantage HMO)
  • UnitedHealthcare - POS
  • UnitedHealthcare - PPO

Medical Specialties

Dr. J. Mark Barnett has the following 2 specialties

Specialty Expertise

Dr. J. Mark Barnett has the following 14 areas of expertise

  • Acute Myeloid Leukemia
  • Bone Marrow Transplant
  • Cancer
  • Chemotherapy
  • Chronic Myeloid Leukemia
  • Chronic Myelomonocytic Leukemia
  • Deep Vein Thrombosis
  • Hepatitis C
  • Hodgkin's Lymphoma
  • Leukemia
  • Lymphoma
  • Myelofibrosis
  • Myeloma
  • Oncology

Certifications, License, & Education

26 Years Experience

BOARD CERTIFICATIONS

American Board of Internal Medicine

Internal medicine

MEDICAL LICENSE

Medical Doctor, Colorado, 2027, Active

EDUCATION & TRAINING

Medical School

Southern Illinois Univ School of MedicineGraduated in 2000

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Frequently Asked Questions

Is Dr. J. Mark Barnett accepting new patients?
Dr. J. Mark Barnett is accepting new patients on Vitals. View Dr. J. Mark Barnett's profile on Vitals to make an appointment.
Does Dr. J. Mark Barnett accept my insurance?
You can see the insurance plans that Dr. J. Mark Barnett accepts on their Vitals profile.
How can I make an appointment with Dr. J. Mark Barnett?
You can find contact information for Dr. J. Mark Barnett here on Vitals.
Where is Dr. J. Mark Barnett's office located?
Dr. J. Mark Barnett's office is located at 1760 E Ken Pratt Blvd Ste 302, Longmont, CO, 80504.
What languages does Dr. J. Mark Barnett speak?
Dr. J. Mark Barnett speaks English.

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