Andrew Grainger, MD

Practice: Columbus Oncology & Hematology Associates

Specialty: Oncology, Internal Medicine

Office locations: Columbus, Dublin

Most recent review: 4 days ago New
4.9 out of 5
498 Ratings
220 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.

4.9 out of 5
498 Ratings
220 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.

Dr Grainger is awesome. Very professional, knowledgeable and calm. He instills confidence in his manner of approach.

Rated 5 out of 5 stars
(4 days ago) Oct-2026

Caring and compassionate Dr.

Rated 5 out of 5 stars
(1 week ago) Oct-2026

Personable. Explanied the concerns that led to the referral, discussed the posibilities and the strategy for workup.

Rated 5 out of 5 stars
(2 weeks ago) Oct-2026

Very informative, giving me logical expectations

Rated 5 out of 5 stars
(1 month ago) Sep-2026

Dr Grainger puts you at ease . He explains carefully what’s happening and treatments. I trust him as I navigate this disease.

Rated 5 out of 5 stars
(1 month ago) Sep-2026

Very concerned about his patients

Rated 5 out of 5 stars
(1 month ago) Sep-2026

Dr Grainger was thorough, patient, answered all my questions and took the time necessary to explain all my options and to help me make the right decisions regarding treatment. Excellent doctor.

Rated 5 out of 5 stars
(2 months ago) Aug-2026

So kind and relatable.

Rated 5 out of 5 stars
(2 months ago) Aug-2026

He answered all our questions.

Rated 5 out of 5 stars
(2 months ago) Aug-2026

Dr. Grainger was very good at making me feel comfortable. He didn't rush me and answered all my questions. I feel confident with his knowledge. I wouldn't go anywhere else and I did recommend him.

Rated 5 out of 5 stars
(2 months ago) Aug-2026