27.99 - Other Operations On Oral Cavity

The ICD 9 Code for Other operations on oral cavity is listed as 27.99.
Additional information concerning this code and description can be found below including ICD 10 crosswalks / GEMS and chapter information where available.

ICD 9 CM Volume 3 (PCS) Field	Value
Procedure Code:	27.99
Description:	Other operations on oral cavity
Short Description:	Oral cavity ops NEC

Chapter:	Operations on the nose, mouth, and pharynx
Subsection 1:	Other operations on mouth and face
ICD-10-PCS General Equivalence Mappings (GEMS):
ICD 10 PCS Code:	0CR407Z - Replacement of Buccal Mucosa with Autologous Tissue Substitute, Open Approach (approximate)
ICD 10 PCS Code:	0CR40KZ - Replacement of Buccal Mucosa with Nonautologous Tissue Substitute, Open Approach (approximate)
ICD 10 PCS Code:	0CR437Z - Replacement of Buccal Mucosa with Autologous Tissue Substitute, Percutaneous Approach (approximate)
ICD 10 PCS Code:	0CR43KZ - Replacement of Buccal Mucosa with Nonautologous Tissue Substitute, Percutaneous Approach (approximate)
ICD 10 PCS Code:	0CR4X7Z - Replacement of Buccal Mucosa with Autologous Tissue Substitute, External Approach (approximate)
ICD 10 PCS Code:	0CR4XKZ - Replacement of Buccal Mucosa with Nonautologous Tissue Substitute, External Approach (approximate)
ICD-9-CM Volume 3 (PCS) Siblings (same level / similar specificity) of 27.99:
27.91 - Labial frenotomy
27.92 - Incision of mouth, unspecified structure