ICD-10-CM > H60-H95 > H95-H95 > H95 > H95.1 H95.1 Other disorders of ear and mastoid process following mastoidectomy Non-Billable/Non-Specific Codes H95.11Chronic inflammation of postmastoidectomy cavityH95.111Chronic inflammation of postmastoidectomy cavity, right earH95.112Chronic inflammation of postmastoidectomy cavity, left earH95.113Chronic inflammation of postmastoidectomy cavity, bilateral earsH95.119Chronic inflammation of postmastoidectomy cavity, unspecified earH95.12Granulation of postmastoidectomy cavityH95.121Granulation of postmastoidectomy cavity, right earH95.122Granulation of postmastoidectomy cavity, left earH95.123Granulation of postmastoidectomy cavity, bilateral earsH95.129Granulation of postmastoidectomy cavity, unspecified earH95.13Mucosal cyst of postmastoidectomy cavityH95.131Mucosal cyst of postmastoidectomy cavity, right earH95.132Mucosal cyst of postmastoidectomy cavity, left earH95.133Mucosal cyst of postmastoidectomy cavity, bilateral earsH95.139Mucosal cyst of postmastoidectomy cavity, unspecified earH95.19Other disorders following mastoidectomyH95.191Other disorders following mastoidectomy, right earH95.192Other disorders following mastoidectomy, left earH95.193Other disorders following mastoidectomy, bilateral earsH95.199Other disorders following mastoidectomy, unspecified ear