R70.1 Abnormal plasma viscosity

Billable ICD-10-CM code, FY2026.

MS-DRG index

Defines the logic of DRG(s) 947-948 in MDC 23.

Approximate ICD-9-CM (GEMs)

• 790.99 Other nonspecific findings on examination of blood (approximate)

Diagnosis Index entries for R70.1

• Abnormal, abnormality, abnormalities › plasma › viscosity
• Reticulocytosis

Nearby codes

• R70 Elevated erythrocyte sedimentation rate and abnormality of plasma viscosity
• R70.0 Elevated erythrocyte sedimentation rate
• R70.1 Abnormal plasma viscosity (this code)