ICD-10-CM Code For Other Symptoms And Signs Involving General Sensations And Perceptions: Group Overview

The International Classification of Diseases, Tenth Revision, Clinical Modification (ICD-10-CM) code group R44 includes nonspecific perceptual and sensory disturbances such as hallucinations, illusions, and other general disturbances of perception and awareness that are not classified elsewhere. These ICD-10-CM diagnosis codes are used to document clinical encounters where perceptual symptoms affect diagnosis, monitoring, or treatment, capturing severity and the presence of sensory or cognitive involvement. Accurate coding within the ICD-10-CM R44 group supports proper claim adjudication, complete clinical documentation, and appropriate reimbursement.

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ICD-10-CM R44: Other Symptoms And Signs Involving General Sensations And Perceptions Overview

The diagnoses in this group capture nonspecific disturbances in perception and general sensations, such as hallucinations, illusions, and disturbances of awareness. These conditions typically involve the nervous system and mental status, including sensory misperceptions that are not coded elsewhere. Accurate coding matters for documentation and reimbursement because it clarifies clinical complexity and supports appropriate claim adjudication.

When to Use

Use a code from this group when a patient presents with perceptual or sensory disturbances such as hallucinations or altered awareness and no more specific diagnosis is documented. These codes apply to encounters where the perceptual symptom itself is being evaluated, monitored, or treated without an assigned underlying disorder code.

ICD-10-CM Codes

6 rows

ICD-10-CM Code	Description
R44.0	Auditory hallucinations
R44.1	Visual hallucinations
R44.2	Other hallucinations
R44.3	Hallucinations, unspecified
R44.8	Other symptoms and signs involving general sensations and perceptions
R44.9	Unspecified symptoms and signs involving general sensations and perceptions

DRG Codes

4 rows

DRG Code	Description
124	Other Disorders of the Eye with MCC or Thrombolytic Agent
125	Other Disorders of the Eye without MCC
880	Acute Adjustment Reaction and Psychosocial Dysfunction
951	Other Factors Influencing Health Status

Typical Clinical Scenarios

An older adult with advanced Alzheimer disease is brought to the clinic by family after several weeks of worsening moments where they stare blankly, fail to respond, and appear to have brief episodes of unawareness; there is no evidence of seizure on history but intermittent hallucinations and episodes of decreased responsiveness are noted by caregivers, prompting evaluation and monitoring. A code from this group is assigned to document the perceptual disturbance and episodes of altered awareness as part of the cognitive decline. Typical codes: R44.3, R44.1
A middle-aged patient presents to the emergency department reporting the sudden onset of clear, fleeting visual and auditory hallucinations after starting a new high-dose corticosteroid regimen; the patient is alert and oriented but distressed by vivid perceptions that began within days of medication change, requiring urgent assessment to rule out delirium or medication-induced psychosis. A diagnosis from this group is used to capture the acute hallucinations and perceptual disturbances observed and reported during the ED evaluation. Typical codes: R44.3, R44.0
A young adult with a history of mood disorder is seen in outpatient psychiatry for persistent internal sensations of unreality and depersonalization that have lasted months and interfere with work; there are no psychotic features but the primary complaint is ongoing subjective disturbances in perception and sense of self, recorded as part of the psychiatric comorbidity profile. A code in this group is selected to describe the chronic perceptual symptom complex accompanying the underlying mental health diagnosis. Typical codes: R44.2, R44.9

Related Codes

R40-SOMNOLENCE-STUPOR-AND-COMA

ICD-10-CM Code For Somnolence Stupor And Coma: Group Overview

R41-OTHER-SYMPTOMS-AND-SIGNS-COGNITIVE

ICD-10-CM Code For Other Symptoms And Signs Involving Cognitive Functions And Awareness: Group Overview

R42-DIZZINESS-AND-GIDDINESS

ICD-10-CM Code For Dizziness And Giddiness: Group Overview

R43-DISTURBANCES-OF-SMELL-AND-TASTE

ICD-10-CM Code For Disturbances Of Smell And Taste: Group Overview

R45-SYMPTOMS-AND-SIGNS-EMOTIONAL-STATE

ICD-10-CM Code For Symptoms And Signs Involving Emotional State: Group Overview

R46-SYMPTOMS-AND-SIGNS-APPEARANCE-BEHAVIOR

ICD-10-CM Code For Symptoms And Signs Involving Appearance And Behavior: Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

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When to Use

ICD-10-CM Codes

6 rows

ICD-10-CM Code	Description
R44.0	Auditory hallucinations
R44.1	Visual hallucinations
R44.2	Other hallucinations
R44.3	Hallucinations, unspecified
R44.8	Other symptoms and signs involving general sensations and perceptions
R44.9	Unspecified symptoms and signs involving general sensations and perceptions

DRG Codes

4 rows

DRG Code	Description
124	Other Disorders of the Eye with MCC or Thrombolytic Agent
125	Other Disorders of the Eye without MCC
880	Acute Adjustment Reaction and Psychosocial Dysfunction
951	Other Factors Influencing Health Status

Typical Clinical Scenarios

An older adult with advanced Alzheimer disease is brought to the clinic by family after several weeks of worsening moments where they stare blankly, fail to respond, and appear to have brief episodes of unawareness; there is no evidence of seizure on history but intermittent hallucinations and episodes of decreased responsiveness are noted by caregivers, prompting evaluation and monitoring. A code from this group is assigned to document the perceptual disturbance and episodes of altered awareness as part of the cognitive decline. Typical codes: R44.3, R44.1
A middle-aged patient presents to the emergency department reporting the sudden onset of clear, fleeting visual and auditory hallucinations after starting a new high-dose corticosteroid regimen; the patient is alert and oriented but distressed by vivid perceptions that began within days of medication change, requiring urgent assessment to rule out delirium or medication-induced psychosis. A diagnosis from this group is used to capture the acute hallucinations and perceptual disturbances observed and reported during the ED evaluation. Typical codes: R44.3, R44.0
A young adult with a history of mood disorder is seen in outpatient psychiatry for persistent internal sensations of unreality and depersonalization that have lasted months and interfere with work; there are no psychotic features but the primary complaint is ongoing subjective disturbances in perception and sense of self, recorded as part of the psychiatric comorbidity profile. A code in this group is selected to describe the chronic perceptual symptom complex accompanying the underlying mental health diagnosis. Typical codes: R44.2, R44.9

Related Codes

R40-SOMNOLENCE-STUPOR-AND-COMA

ICD-10-CM Code For Somnolence Stupor And Coma: Group Overview

R41-OTHER-SYMPTOMS-AND-SIGNS-COGNITIVE

ICD-10-CM Code For Other Symptoms And Signs Involving Cognitive Functions And Awareness: Group Overview

R42-DIZZINESS-AND-GIDDINESS

ICD-10-CM Code For Dizziness And Giddiness: Group Overview

R43-DISTURBANCES-OF-SMELL-AND-TASTE

ICD-10-CM Code For Disturbances Of Smell And Taste: Group Overview

R45-SYMPTOMS-AND-SIGNS-EMOTIONAL-STATE

ICD-10-CM Code For Symptoms And Signs Involving Emotional State: Group Overview

R46-SYMPTOMS-AND-SIGNS-APPEARANCE-BEHAVIOR

ICD-10-CM Code For Symptoms And Signs Involving Appearance And Behavior: Group Overview

Frequently Asked Questions

References

1.CPT® Codes and Descriptions. AAPC. Retrieved Aug 11, 2026.Maintains the CPT code set's official descriptions and guidelines, licensed from the American Medical Association, used as the definitional source for CPT codes on this page.
2.HCPCS Quarterly Update. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's quarterly release of HCPCS Level II codes and short/long descriptors, the source for HCPCS code definitions and update history.
3.ICD-10-CM Full Code List. Centers for Medicare & Medicaid Services (CMS). Retrieved Aug 11, 2026.CMS's complete ICD-10-CM diagnosis code list, used to cross-reference diagnosis codes associated with this procedure or service.

Published by

Trek Health powers OpenPayer with a leading commercial payer intelligence platform, seamlessly converting fragmented payer data into actionable insights for provider organizations.

ICD-10-CM Code For Other Symptoms And Signs Involving General Sensations And Perceptions: Group Overview

Sign up for ICD-10-CM Code For Other Symptoms And Signs Involving General Sensations And Perceptions: Group Overview policy alerts

ICD-10-CM R44: Other Symptoms And Signs Involving General Sensations And Perceptions Overview

ICD-10-CM Code For Other Symptoms And Signs Involving General Sensations And Perceptions: Group Overview

Sign up for ICD-10-CM Code For Other Symptoms And Signs Involving General Sensations And Perceptions: Group Overview policy alerts

ICD-10-CM R44: Other Symptoms And Signs Involving General Sensations And Perceptions Overview

When to Use

ICD-10-CM Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-CM codes are included in the R44 group?

What clinical conditions does ICD-10-CM R44 capture?

Why is accurate coding within the R44 group important for reimbursement?

How do R44 codes relate to other classifications or DRGs?

When should a clinician or coder select an unspecified R44 code?

References

When to Use

ICD-10-CM Codes

DRG Codes

Typical Clinical Scenarios

Related Codes

Which ICD-10-CM codes are included in the R44 group?

What clinical conditions does ICD-10-CM R44 capture?

Why is accurate coding within the R44 group important for reimbursement?

How do R44 codes relate to other classifications or DRGs?

When should a clinician or coder select an unspecified R44 code?

References