Northside Radiation Oncology Consultants Logo Northside Radiation Oncology Consultants

Isabella Zhang, M.D.

Isabella Zhang, MD

Dr. Isabella Zhang received her bachelor’s degree at the Pennsylvania State University and graduated cum laude from Jefferson Medical College in Philadelphia. She completed her residency at Northwell Health in Long Island, New York, where her research focused on SRS/SBRT, neurocognitive preservation, and improving the quality of life for radiotherapy patients. Dr. Zhang is committed to building relationships with her patients throughout the course of their treatment, while staying focused on how various options will affect their quality of life. She is a member of the Leksell Gamma Knife Society and previously served as the resident program co-chair of the Radiosurgery Society.

In her spare time, Dr. Zhang enjoys ballroom dancing, traveling, kayaking and photography.

Education and Training

  • Medical Education, Jefferson Medical College at Thomas Jefferson University, Philadelphia, PA
  • Internship, Albert Einstein Medical Center, Philadelphia, PA
  • Residency, Northwell Health, Great Neck, NY


  • Board Certified, American Board of Radiology

Clinical Interests

  • Gamma Knife
  • Breast Cancer
  • Lung Cancer


  • Intensity Modulated Radiation Therapy (IMRT)
  • Rapid Arc IMRT
  • Image-Guided Radiation Therapy (IGRT)
  • High Dose Rate (HDR) Brachytherapy
  • Prostate Seed Implantation
  • Partial Breast Irradiation
  • CT Simulation with 4-D Gating
  • Stereotactic Body Radiotherapy (SBRT)
  • Stereotactic Radiosurgery (SRS)
  • Total Body Irradiation (TBI)
  • Gamma Knife
  • Deep Inspiration Breath Hold Technique
  • (DIBHT) for Left Breast Cancer

Hospital Privileges


  • Dr. Zhang practices out of our Cumming 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