M26.55 – Centric occlusion maximum intercuspation discrepancy

ICD-10-CM 2027 diagnosis code · Dentofacial anomalies [including malocclusion] and other disorders of jaw

Billable code

ICD-10-CM code M26.55

Code: M26.55 (claims format: M2655)
Description: Centric occlusion maximum intercuspation discrepancy
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 13. Diseases of the musculoskeletal system and connective tissue (M00-M99)
Block: M26-M27 Dentofacial anomalies [including malocclusion] and other disorders of jaw
Parent codes: M26 › M26.5

Notes for M26.55

Excludes1 (not coded here):

centric occlusion NOS (M26.59)

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

M26.5 – Dentofacial functional abnormalities

Excludes1 (not coded here):

bruxism (F45.8)
teeth-grinding NOS (F45.8)

Block M26-M27

Excludes1 (not coded here):

hemifacial atrophy or hypertrophy (Q67.4)
unilateral condylar hyperplasia or hypoplasia (M27.8)

Index terms for M26.55

Entries in the ICD-10-CM alphabetic index that lead to this code:

Related codes in M26.5

M26.50 – Dentofacial functional abnormalities, unspecifiedBillable
M26.51 – Abnormal jaw closureBillable
M26.52 – Limited mandibular range of motionBillable
M26.53 – Deviation in opening and closing of the mandibleBillable
M26.54 – Insufficient anterior guidanceBillable
M26.56 – Non-working side interferenceBillable
M26.57 – Lack of posterior occlusal supportBillable
M26.59 – Other dentofacial functional abnormalitiesBillable

Frequently asked questions

What is ICD-10 code M26.55?

M26.55 is the ICD-10-CM code for centric occlusion maximum intercuspation discrepancy, in the block M26-M27 (Dentofacial anomalies [including malocclusion] and other disorders of jaw).

Is M26.55 a billable code?

Yes. M26.55 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does M26.55 belong to?

It belongs to category M26 – Dentofacial anomalies [including malocclusion].

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.