Medical Oncology & Hematology
Dr. Cyriac earned his medical degree from Georgetown University. He completed internship and residency training in Internal Medicine at Georgetown University Hospital followed by Hematology and Oncology Fellowship at New York University. He is board certified in both medical oncology and hematology.
Throughout his training Dr. Cyriac has been involved in research directed toward bringing new, more effective treatments to patients. He is a co-author of several peer-reviewed publications. He has worked at the National Institutes of Health performing drug discovery research and his is a co-owner of a US patent on several investigational drugs. During his fellowship, Dr. Cyriac was involved in clinical trials research developing better lung cancer treatments using immunotherapy.
His clinical practice spans the entire spectrum of oncologic and hematologic disorders. He has particular expertise in lung, prostate, and colorectal cancers, lymphoma and benign hematology. Dr. Cyriac has worked exhaustively throughout his medical career to provide the highest quality care and making sure his patients are heard. He is dedicated to applying cutting-edge cancer therapies, specifically immunotherapy and targeted therapy, and tailoring treatment to each individual aiming for the best possible outcome.
| Eastern Long Island Hospital |
| Good Samaritan Medical Center |
| John T Mather Memorial Hospital |
| Peconic Bay Medical Center |
| Southampton Hospital |
| Southside Hospital |
| St. Catherine Of Siena Medical Center |
| St. Charles Hospital |
| University Hospital at Stony Brook |
Patient Reviews
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"Excellent and caring staff and doctors. Very accommodating as far as fitting you in for an appointment that is not scheduled. Dr Cyriak is extremely caring and highly skilled."
from Maria 5.0 Stars - (2025-10-06) -
"Positive experience but I did not see Dr. Cyriac. It was my annual appointment. It would like to see my doctor for that."
from Margaret 5.0 Stars - (2025-10-03) -
"Very kind and caring. Extremely accommodating when scheduling appointments around work"
from Michelle 5.0 Stars - (2025-10-02) -
"Very well run office. Professional staff are, knowledgeable, very competent and good communicators. Office staff very pleasant and efficient."
from Maryanne 5.0 Stars - (2025-09-18) -
"We would highly recommend Dr Cyriac
He is the best"
from E 5.0 Stars - (2025-09-12) -
"Everyone was nice and helpful and little waiting and explaining on my shot that I need not need thank you"
from Anthony 5.0 Stars - (2025-08-29) -
"Always receive very compassionate care from whole staff, which means lab, NP, PA, physician. Also friendly and efficient front desk. Dr. Cyriac is exceptional!"
from Elisa 5.0 Stars - (2025-08-21) -
"Was a quick visit. Dr went over all my medical concerns. Staff was great and took care of all my medical needs."
from Denise 5.0 Stars - (2025-08-15) -
"Love this place and love my Dr"
from JACQUELINE 5.0 Stars - (2025-07-31) -
"Doctor was great not in a hurry answer all questions very personable staff was great to"
from William 5.0 Stars - (2025-07-25)