ICD10BillableValid for clinical use

ICD-10 Code G81.00: Flaccid hemiplegia affecting unspecified side

G81.00 is a billable ICD-10 diagnosis code used to classify Flaccid hemiplegia affecting unspecified side 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 nervous system (G00-G99).

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 nervous system (G00-G99).

When is it used?

  • May be used when a clinician documents flaccid hemiplegia affecting unspecified side 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
6Diseases of the nervous system (G00-G99)
block
G80-G83Cerebral palsy and other paralytic syndromes
category
G81Hemiplegia and hemiparesis
category
G81.0Flaccid hemiplegia
currentG81.0

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

NeurologistGeneral Physician

Coverage-related procedures and services

CPT 96105high
ASSESSMENT OF APHASIA (INCLUDES ASSESSMENT OF EXPRESSIVE AND RECEPTIVE SPEECH AND LANGUAGE FUNCTION, LANGUAGE COMPREHENSION, SPEECH PRODUCTION ABILITY, READING, SPELLING, WRITING, EG, BY BOSTON DIAGNOSTIC APHASIA EXAMINATION) WITH INTERPRETATION AND REPORT, PER HOUR
Source: CMS coverage guidance
CPT 92524high
BEHAVIORAL AND QUALITATIVE ANALYSIS OF VOICE AND RESONANCE
Source: CMS coverage guidance
HCPCS G0255high
CURRENT PERCEPTION THRESHOLD/SENSORY NERVE CONDUCTION TEST, (SNCT) PER LIMB, ANY NERVE
Source: CMS coverage guidance
CPT 96113high
DEVELOPMENTAL TEST ADMINISTRATION (INCLUDING ASSESSMENT OF FINE AND/OR GROSS MOTOR, LANGUAGE, COGNITIVE LEVEL, SOCIAL, MEMORY AND/OR EXECUTIVE FUNCTIONS BY STANDARDIZED DEVELOPMENTAL INSTRUMENTS WHEN PERFORMED), BY PHYSICIAN OR OTHER QUALIFIED HEALTH CARE PROFESSIONAL, WITH INTERPRETATION AND REPORT; EACH ADDITIONAL 30 MINUTES (LIST SEPARATELY IN ADDITION TO CODE FOR PRIMARY PROCEDURE)
Source: CMS coverage guidance
CPT 96112high
DEVELOPMENTAL TEST ADMINISTRATION (INCLUDING ASSESSMENT OF FINE AND/OR GROSS MOTOR, LANGUAGE, COGNITIVE LEVEL, SOCIAL, MEMORY AND/OR EXECUTIVE FUNCTIONS BY STANDARDIZED DEVELOPMENTAL INSTRUMENTS WHEN PERFORMED), BY PHYSICIAN OR OTHER QUALIFIED HEALTH CARE PROFESSIONAL, WITH INTERPRETATION AND REPORT; FIRST HOUR
Source: CMS coverage guidance
CPT 95873high
ELECTRICAL STIMULATION FOR GUIDANCE IN CONJUNCTION WITH CHEMODENERVATION (LIST SEPARATELY IN ADDITION TO CODE FOR PRIMARY PROCEDURE)
Source: CMS coverage guidance

Coding guidelines

Common synonyms

Flaccid hemiplegia affecting unspecified sideFlaccid hemiplegia affecting side

Frequently asked questions

Code details

CodeG81.00
SystemICD10
Display nameFlaccid hemiplegia affecting unspecified side
ChapterDiseases of the nervous system (G00-G99)
BlockCerebral palsy and other paralytic syndromes

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 G81.00 for Flaccid hemiplegia affecting unspecified side | HealthAssure