Lowcountry Hematology & Oncology PA They are knowledgeable in the following conditions / disorders: Blood Conditions, Cancer. Lowcountry Hematology & Oncology PA is located on 9313 Medical Plaza Dr in Charleston. They can be reached by phone by calling (843) 797-3555 . They can be reached by calling (843) 797-3555 . They have not yet been reviewed on MojoPages.com.