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Dr. John G. Grantham, MD


  • (303) 440-3000

Dr. Grantham's Overview

Dr. John G. Grantham graduated from the University of Missouri, Kansas City School of Medicine in 1977. He works in Boulder, CO and specializes in Radiology and Diagnostic Radiology. Dr. Grantham is affiliated with Avista Adventist Hospital and Boulder Community Hospital.

Dr. Grantham's Experience

Years in Practice: 38

Conditions Treated by Dr. Grantham

  • Not Available

Procedures Performed by Dr. Grantham

  • Not Available

Dr. Grantham's Specialties

Radiology, Diagnostic Radiology

Dr. Grantham's Education & Training

Medical School: University of Missouri, Kansas City School of Medicine; Graduated 1977

Dr. Grantham's Rating

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  • Explains conditions & treatments
  • Takes time to answer my questions
  • Provides follow-up as needed
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Dr. Grantham's Accepted Insurance

  • Cofinity PPO
  • UHC Choice Plus POS
  • UHC Navigate HMO
  • UHC Navigate POS
  • UHC Options PPO
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Dr. Grantham's Office Information & Appointments

Office Locations

Boulder Medical Center

2750 Broadway St
Boulder, CO 80304
(303) 440-3000


Office Hours and Information

Fax: (303) 449-9380

Practice Website:

Accepting New Patients: Yes

Medicare Accepted: Yes

Medicaid Accepted: Yes

Monday 8:30 AM - 5:00 PM
Tuesday 8:30 AM - 5:00 PM
Wednesday 8:30 AM - 5:00 PM
Thursday 8:30 AM - 5:00 PM
Friday 8:30 AM - 5:00 PM
Saturday Closed
Sunday Closed

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Dr. Grantham's Hospital Affiliations

Office Locations

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