Our Staff

Mark L. Harrison, M.D.

RADIATION ONCOLOGIST
Board Certified by the American Board of Radiology
Harlingen Location

Valley Cancer Associates

1719 Treasure Hill Blvd.
Harlingen, TX 78550
Phone: (956) 364-2131
Fax: (956) 364-2141
Office Hours:
Monday through Friday
8 a.m. to 5 p.m.

Urology Clinic

844 Central Blvd.
Suite 430
Brownsville, TX 78520
Phone: (956) 554-4857
Fax: (956) 546-1936
Office Hours:
Monday through Friday
8 a.m. to 5 p.m.

Medical Oncology & Hematology Brownsville Clinic

425 E. Los Ebanos Blvd.
Suite 104
Brownsville, TX 78520
Phone: (956) 621-0675
Fax: (956) 621-0998
Office Hours:
Thursdays
1 p.m. to 4 p.m