Northside Radiation Oncology Consultants Logo Northside Radiation Oncology Consultants

Ajay Patel, M.D.

Ajay Patel, MD

After growing up in the Atlanta area, Dr. Ajay B. Patel received his Bachelor of Science in physics with the highest honors from the Georgia Institute of Technology. He then went on to complete his medical education at the prestigious Mayo Clinic School of Medicine located in Rochester, Minnesota and his internship and radiation oncology residency at the Mayo Clinic in Jacksonville, Florida. During his residency, he participated in multiple visiting resident programs at both the Washington University School of Medicine in Saint Louis in gynecologic oncology, endocrinology oncology and brachytherapy and the University of Florida Proton Therapy Institute in pediatric proton therapy. Throughout his training, he has developed an expertise utilizing IMRT and SBRT to treat lung, colorectal and head and neck cancers.

In his free time, Dr. Patel enjoys biking, traveling, hiking, kayaking and spending time with friends and family.

Education and Training

  • Medical Education, Mayo Clinic, Minnesota
  • Internship, Mayo Clinic, Florida
  • Residency, Mayo Clinic, Florida


  • Board Certified, American Board of Radiology

Clinical Interests

  • Colorectal Cancer
  • Lung Cancer
  • Neuro-Oncology


  • Intensity Modulated Radiation Therapy (IMRT)
  • Rapid Arc IMRT
  • Image-Guided Radiation Therapy (IGRT)
  • High Dose Rate (HDR) Brachytherapy
  • Partial Breast Irradiation
  • CT simulation with 4-D gating
  • Stereotactic Body Radiotherapy (SBRT)
  • Stereotactic Radiosurgery (SRS)

Hospital Privileges


  • Dr. Patel practices out of our Canton office


Office Locations

Northside Hospital Cancer Institute
Radiation Oncology – Alpharetta
3400-B Old Milton Parkway
Alpharetta, GA 30005
Phone: 770-751-0521
Fax: 678-566-1611

Northside Hospital Cancer Institute
Radiation Oncology – Atlanta
1000 Johnson Ferry Road NE
Atlanta, GA 30342
Phone: 404-851-8850
Fax: 404-851-6010

Northside Hospital Cancer Institute
Radiation Oncology – Cherokee
460 Northside Cherokee Blvd.
Suite T10
Canton, GA 30115
Phone: 770-721-9000
Fax: 770-721-9001

Northside Hospital Cancer Institute
Radiation Oncology – Forsyth
1100 Northside Forsyth Drive
Suite 140
Cumming, GA 30041
Phone: 770-292-7000
Fax: 770-292-7002

Northside Hospital Cancer Institute
Radiation Oncology – Midtown
1110 West Peachtree Street NW
Suite 100
Atlanta, GA 30309
Phone: 404-575-2050
Fax: 404-575-2051


Northside Hospital