Excision of lesion with Advancement Flap Closure

A benign neoplasm of skin of arm measuring 2 sq cm was excised and the defect was closed with advancement flap. What are the CPT and ICD diagnosis and procedure codes a coder should use for this case?

DX     CODE       DESCRIPTION

1        216.6          Benign neoplasm of skin upper arm  

PX      CODE      DESCRIPTION         

1         86.74       Attachment of pedicle/flap graft to site NEC

CPT   CODE      DESCRIPTION             

1        14020        Adjacent tissue transfer scalp/extremities <=10 sq cm

        

Note: Adjacent tissue transfer CPT codes includes excision of lesion if performed at the same session, hence in the above example no code for excision is used.  This rule applies to all benign and malignant lesion excisions.