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G81.90
ICD-10-CM
Hemiplegia and Hemiparesis

Find information on hemiplegia and hemiparesis including clinical documentation, medical coding, ICD-10 codes, treatment, and rehabilitation. This resource covers healthcare aspects of hemiparesis and hemiplegia diagnosis, symptoms, and management for medical professionals, coders, and patients. Learn about the difference between hemiparesis and hemiplegia, muscle weakness, unilateral weakness, stroke recovery, and related terms for accurate medical coding and documentation.

Also known as

Unilateral paralysis
Partial paralysis

Diagnosis Snapshot

Key Facts
  • Definition : Weakness or paralysis on one side of the body.
  • Clinical Signs : Facial droop, arm or leg weakness, speech difficulty, sensory loss.
  • Common Settings : Stroke, traumatic brain injury, cerebral palsy, brain tumors.

Related ICD-10 Code Ranges

Complete code families applicable to AAPC G81.90 Coding
G81

Hemiplegia and hemiparesis

Paralysis or weakness on one side of the body.

G82

Paraplegia and quadriplegia

Paralysis affecting lower or all limbs, respectively.

I69

Sequelae of cerebrovascular disease

Long-term effects after a stroke or other cerebrovascular event.

G04

Encephalitis, myelitis, and encephalomyelitis

Inflammation of the brain, spinal cord, or both.

Code-Specific Guidance

Decision Tree for

Follow this step-by-step guide to choose the correct ICD-10 code.

Is the weakness dominant side?

Code Comparison

Related Codes Comparison

When to use each related code

Description
One-sided paralysis.
One-sided weakness.
Paralysis of one leg.
Weakness in one leg.

Documentation Best Practices

Documentation Checklist
  • Document laterality (left or right)
  • Specify affected limbs (arm, leg, both)
  • Detail muscle weakness severity (e.g., mild, moderate, severe)
  • Describe functional limitations (e.g., ADLs)
  • Note etiology if known (e.g., stroke, trauma)

Mitigation Tips

Best Practices
  • Accurate ICD-10 coding (G81, G83) for hemiplegia/hemiparesis crucial for reimbursement.
  • Document laterality (left, right) and specifics: flaccid, spastic for improved CDI.
  • Timely PT/OT/ST referrals and progress notes essential for compliance and patient care.
  • Regular neuro assessments, medication reconciliation vital for optimal patient management.
  • Thorough documentation of etiology (stroke, trauma) ensures proper coding and care.

Clinical Decision Support

Checklist
  • 1. Sudden weakness one side? Rule out stroke (ICD-10 I63.9). Document onset.
  • 2. Assess muscle strength grade 0-5. Precisely record affected limbs.
  • 3. Investigate underlying cause (trauma, infection, tumor). Code etiology.
  • 4. Screen for comorbidities (e.g., aphasia, dysphagia). Document impact.

Reimbursement and Quality Metrics

Impact Summary
  • Hemiplegia Hemiparesis reimbursement coding accuracy impacts hospital revenue cycle management.
  • ICD-10 G81 G83 coding errors affect case mix index CMI and value-based purchasing VBP.
  • Accurate hemiplegia hemiparesis documentation improves quality reporting measures and patient outcomes.
  • Coding validation and physician education crucial for optimizing hemiplegia hemiparesis reimbursement.

Streamline Your Medical Coding

Let S10.AI help you select the most accurate ICD-10 codes. Our AI-powered assistant ensures compliance and reduces coding errors.

Quick Tips

Practical Coding Tips
  • Document side affected: left/right
  • Specify dominant/non-dominant side
  • Code G81.9/G83.9 for unspecified
  • Use laterality codes (e.g., ICD-10 G81)
  • Consider underlying cause for specificity

Documentation Templates

Hemiplegia Documentation Template:

Patient presents with complete unilateral paralysis affecting the rightleft side of the body, consistent with hemiplegia.  Onset was suddenabruptgradual following a cerebrovascular accidentstrokebrain attack on date.  Neurological examination reveals absent voluntary movement in the affected rightleft upper and lower extremities.  Deep tendon reflexes are hyperreflexiahyporeflexiaabsent in the affected limbs.  Muscle tone is spasticflaccid in the affected side.  Sensory testing demonstrates rightleft sided hemianesthesiahypoesthesiaparesthesia.  Patient exhibits facial droop and dysarthria.  Differential diagnosis includes stroke, traumatic brain injury, and spinal cord injury.  MRI brain confirmed ischemichemorrhagic stroke affecting the leftright cerebral hemisphere.  Current treatment plan includes physical therapy, occupational therapy, speech therapy, and medication management for blood pressure and cholesterol control.  Patient requires assistance with activities of daily living.  Prognosis for functional recovery is guarded.  ICD-10 code I69.39 I69.4 I69.9 will be utilized, along with appropriate CPT codes for evaluation and management, therapy services, and diagnostic imaging.

Hemiparesis Documentation Template:

Patient presents with unilateral weakness affecting the rightleft side of the body, consistent with hemiparesis.  Symptoms include difficulty with movement and decreased strength in the affected rightleft upper and lower extremities.  Onset was gradual following a transient ischemic attackmini strokestroke on date.  Neurological examination reveals reduced muscle strength grade strengthnumber out of five in the affected limbs.  Deep tendon reflexes are brisknormaldiminished in the affected side.  Patient demonstrates mild gait impairment and slight facial asymmetry.  Sensory examination is within normal limits.  Differential diagnosis includes stroke, multiple sclerosis, and cerebral palsy.  MRI brain showed evidence of small vessel disease.  Treatment plan includes physical therapy to improve muscle strength and coordination, occupational therapy for adaptive strategies, and medication management for risk factor modification including blood pressure and cholesterol control.  Patient is able to ambulate with a cane.  Prognosis is fair with expectation for continued improvement.  ICD-10 code I69.82 I69.89 will be used, along with appropriate CPT codes for evaluation and management and therapy services.