ICD10BillableValid for clinical use

ICD-10 Code M43.8X9: Other specified deforming dorsopathies, site unspecified

M43.8X9 is a billable ICD-10 diagnosis code used to classify Other specified deforming dorsopathies, site unspecified in medical records and claims. You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records. ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the musculoskeletal system and connective tissue (M00-M99).

Reviewed by HealthAssure Clinical TeamUpdated 26 May 2026

What is this code?

ICD-10 codes are diagnosis classification codes used in healthcare records, reporting, coding workflows, and billing support. This code sits within the broader ICD-10 area for Diseases of the musculoskeletal system and connective tissue (M00-M99).

When is it used?

  • May be used when a clinician documents other specified deforming dorsopathies, site unspecified in a patient's medical record.
  • May appear in hospital records, claims, referrals, and clinical documentation.
  • This code can be used as a clinically usable diagnosis entry in standardized coding workflows.

What it does not mean

  • A code alone does not explain severity, treatment plan, or outcome.
  • A medical code should not be treated as a substitute for a doctor's diagnosis or advice.

Code hierarchy

chapter
13Diseases of the musculoskeletal system and connective tissue (M00-M99)
block
M40-M54Dorsopathies
block
M40-M43Deforming dorsopathies
category
M43Other deforming dorsopathies
category
M43.8Other specified deforming dorsopathies
category
M43.8XOther specified deforming dorsopathies
currentM43.8X

Where you may see this code

You may see this code in hospital records, discharge summaries, insurance claims, encounter documentation, referrals, or other healthcare billing and coding records.

Related specialists

Orthopedic SpecialistRheumatologist

Coverage-related procedures and services

CPT 95940high
CONTINUOUS INTRAOPERATIVE NEUROPHYSIOLOGY MONITORING IN THE OPERATING ROOM, ONE ON ONE MONITORING REQUIRING PERSONAL ATTENDANCE, EACH 15 MINUTES (LIST SEPARATELY IN ADDITION TO CODE FOR PRIMARY PROCEDURE)
Source: CMS coverage guidance
HCPCS G0453high
CONTINUOUS INTRAOPERATIVE NEUROPHYSIOLOGY MONITORING, FROM OUTSIDE THE OPERATING ROOM (REMOTE OR NEARBY), PER PATIENT, (ATTENTION DIRECTED EXCLUSIVELY TO ONE PATIENT) EACH 15 MINUTES (LIST IN ADDITION TO PRIMARY PROCEDURE)
Source: CMS coverage guidance
CPT 43845high
GASTRIC RESTRICTIVE PROCEDURE WITH PARTIAL GASTRECTOMY, PYLORUS-PRESERVING DUODENOILEOSTOMY AND ILEOILEOSTOMY (50 TO 100 CM COMMON CHANNEL) TO LIMIT ABSORPTION (BILIOPANCREATIC DIVERSION WITH DUODENAL SWITCH)
Source: CMS coverage guidance
CPT 43846high
GASTRIC RESTRICTIVE PROCEDURE, WITH GASTRIC BYPASS FOR MORBID OBESITY; WITH SHORT LIMB (150 CM OR LESS) ROUX-EN-Y GASTROENTEROSTOMY
Source: CMS coverage guidance
CPT 43847high
GASTRIC RESTRICTIVE PROCEDURE, WITH GASTRIC BYPASS FOR MORBID OBESITY; WITH SMALL INTESTINE RECONSTRUCTION TO LIMIT ABSORPTION
Source: CMS coverage guidance
CPT 43770high
LAPAROSCOPY, SURGICAL, GASTRIC RESTRICTIVE PROCEDURE; PLACEMENT OF ADJUSTABLE GASTRIC RESTRICTIVE DEVICE (EG, GASTRIC BAND AND SUBCUTANEOUS PORT COMPONENTS)
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Other specified deforming dorsopathies, site unspecifiedOther specified deforming dorsopathies, site

Frequently asked questions

Code details

CodeM43.8X9
SystemICD10
Display nameOther specified deforming dorsopathies, site unspecified
ChapterDiseases of the musculoskeletal system and connective tissue (M00-M99)
BlockDeforming dorsopathies

Flags

BillableYes
Valid clinical useYes

Source

SourceICD-10
Version2026-annual
Releaseannual
Year2026

About this content

This page is prepared by HealthAssure's clinical team using official coding standards from ICD-10. AI tools assist with drafting explanations, which are then reviewed and verified by healthcare professionals for accuracy. This content is for informational purposes and does not replace professional medical advice. Meet our team.

ICD-10 Code M43.8X9 for Other specified deforming dorsopathies, site unspecified | HealthAssure