M26.57 - Lack of posterior occlusal support

The ICD 10 Code for Lack of posterior occlusal support is listed as M26.57.
Additional information concerning this code and description can be found below including ICD 9 crosswalks / GEMS, chapter information, and DRGs where available.

ICD 10 CM Field	Value
Diagnosis Code:	M26.57
Description:	Lack of posterior occlusal support
Diagnostic Related Groups (MS-DRG v30.0)	011 - Tracheostomy For Face,mouth & Neck Diagnoses W Mcc 012 - Tracheostomy For Face,mouth & Neck Diagnoses W Cc 013 - Tracheostomy For Face,mouth & Neck Diagnoses W/o Cc/mcc 157 - Dental & Oral Diseases W Mcc 158 - Dental & Oral Diseases W Cc 159 - Dental & Oral Diseases W/o Cc/mcc

Chapter	Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block	Dentofacial anomalies [including malocclusion] and other disorders of jaw (M26-M27)
Parent	M26.5 - Dentofacial functional abnormalities
ICD-9-CM Diagnosis Codes General Equivalence Mappings (GEMS):
ICD 9 Dx Code:	524.57 - Lack of posterior occlusal support
ICD-10-CM Siblings (same level / similar specificity) of M26.57:
M26.50 - Dentofacial functional abnormalities, unspecified
M26.51 - Abnormal jaw closure
M26.52 - Limited mandibular range of motion
M26.53 - Deviation in opening and closing of the mandible
M26.54 - Insufficient anterior guidance
M26.55 - Centric occlusion maximum intercuspation discrepancy
M26.56 - Non-working side interference
M26.59 - Other dentofacial functional abnormalities