2007 ICD-9-CM Procedure 27.99 Other operations on oral cavity 27.99 is a specific code that can be used to specify a procedure 27.99 contains 7 index entries View the full Volume 3 27.* hierarchy 27.99 also known as: Graft of buccal sulcus 27.99 excludes: removal of: intraluminal foreign body (98.01) penetrating foreign body from mouth without incision (98.22) Index entries containing 27.99: Graft, grafting buccal sulcus 27.99 Operation buccal cavity NEC 27.99 face NEC 27.99 lip NEC 27.99 mouth NEC 27.99 oral cavity NEC 27.99 palate NEC 27.99