Rocky Mountain Cancer Center - John M Barnett MD
Hematology & Oncology Physician · Holistic Practitioner in Longmont, CO
Provider details
- Specialty
- Hematology & Oncology Physician
- Credentials
- MD
- NPI number
- 1952341273
Checked against the CMS National Provider Identifier registry on October 2, 2026.
Medicare information
- Medical school
- Southern Illinois University School of Medicine, graduated 2000
- Also sees patients at
- Select Physical Therapy Holdings
730 14th St Sw, Suite 200, Loveland, CO 80537 · (970) 663-0815
- Select Physical Therapy Holdings
- Hospital affiliations
- Longs Peak Hospital, Longmont, CO · Medicare rating 5 out of 5 stars
- Boulder Community Health, Boulder, CO · Medicare rating 4 out of 5 stars
- Longmont United Hospital, Longmont, CO · Medicare rating 3 out of 5 stars
- Medical Center of the Rockies, Loveland, CO · Medicare rating 5 out of 5 stars
- Uchealth Greeley Hospital, Greeley, CO · Medicare rating 4 out of 5 stars
- Medicare
- Accepts Medicare assignment (the Medicare-approved amount as full payment)
- Telehealth
- Offers telehealth visits
From Medicare’s public Care Compare data (Doctors and Clinicians), checked October 3, 2026. Ratings are Medicare’s, not Know Cancer’s. Medicare Care Compare
About
Rocky Mountain Cancer Center - John M Barnett MD is a hematology & oncology physician in Longmont, Colorado, registered with the federal National Provider Identifier (NPI) registry. They attended Southern Illinois University School of Medicine, graduating in 2000. Contact the provider directly to confirm services, hours and accepted insurance.
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