Andrew Grainger, MD

Columbus Oncology & Hematology Associates

Oncology, Internal Medicine

Columbus, Dublin

Most recent review: 1 week ago New
5.0
443 Ratings
196 Comments

Dr. Andrew V. Grainger, M.D. is a native of St. Louis, Missouri and graduated from Saint Louis University, Summa Cum Laude, with Honors Bachelor of Arts degrees in Biology and Economics in 1993. He graduated from Creighton University School of Medicine in 1997 and went on to complete his internship and residency in Internal Medicine at The Ohio State University in 2000. He completed a fellowship in Medical Oncology and Hematology at The Ohio State University in June of 2003.

5.0
443 Ratings
196 Comments

Dr. Andrew V. Grainger, M.D. is a native of St. Louis, Missouri and graduated from Saint Louis University, Summa Cum Laude, with Honors Bachelor of Arts degrees in Biology and Economics in 1993. He graduated from Creighton University School of Medicine in 1997 and went on to complete his internship and residency in Internal Medicine at The Ohio State University in 2000. He completed a fellowship in Medical Oncology and Hematology at The Ohio State University in June of 2003.

The reviews listed below were collected independently of Columbus Oncology & Hematology Associates through rater8. Each review represents an authentic and verified patient experience.

top dog

(1 week ago) May-2026

Always professional and encouraging.

(1 week ago) May-2026

Dr. Grainger always does a good job in explaining treatment options to the patient. This leads to easier decision making and better outcome of the overall treatment process.

(1 week ago) May-2026

Dr. Grainger is the best. He is very thorough and explains things in a way that helps me to understand what is going on. His caring and compassion is much appreciated!

(2 weeks ago) May-2026

Very articulate. Explained the situation thoroughly. Took his time and did not rush. Allowed us to ask questions. Feel confident in his choice of treatment.

(3 weeks ago) May-2026

Dr. Grainger is very approachable and answered all of my questions.

(1 month ago) May-2026

Explains and listens well Knowledgeable

(1 month ago) Apr-2026

Always take time to talk about my issues

(1 month ago) Apr-2026

A very friendly and kind person. A wonderful doctor.

(1 month ago) Apr-2026

Very compassionate and thorough. I’ve been a patient for seven years and feel fortunate. I’ve been under his care.

(1 month ago) Apr-2026
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