Z67.90 Unspecified blood type, Rh positive

Billable ICD-10-CM code, FY2026. Exempt from present-on-admission (POA) reporting.

MS-DRG index

Defines the logic of DRG(s) 951 in MDC 23.

Approximate ICD-9-CM (GEMs)

• NoD.x (approximate)

Medicare Code Edits (MCE v43.1 (April 2026))

• Unacceptable principal diagnosis: These codes describe a circumstance which influences care but is not a current illness or injury, or capture only an underlying condition, and are unacceptable as principal diagnosis.

Diagnosis Index entries for Z67.90

• Blood › type › Rh (positive)

Nearby codes

• Z67.31 Type AB blood, Rh negative
• Z67.4 Type O blood
• Z67.40 Type O blood, Rh positive
• Z67.41 Type O blood, Rh negative
• Z67.9 Unspecified blood type
• Z67.90 Unspecified blood type, Rh positive (this code)
• Z67.91 Unspecified blood type, Rh negative
• Z67.A Duffy phenotype
• Z67.A1 Duffy null
• Z67.A2 Duffy a positive
• Z67.A3 Duffy b positive