Z33.3 Pregnant state, gestational carrier

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

Excludes1 (never code together)

• encounter for procreative management and counseling for gestational carrier (Z31.7)

MS-DRG index

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

Approximate ICD-9-CM (GEMs)

• V22.2 Pregnant state, incidental (approximate)

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

• Maternity diagnoses (age 9 through 64): Age conflict edit. These diagnoses are clinically expected only in patients age 9 through 64.
• 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.

Code annotations containing back-references to Z33.3

Back-references to Z33.3

• Type 2 Excludes: O09.81 Supervision of pregnancy resulting from assisted reproductive technology ("gestational carrier status (Z33.3)")
• Type 1 Excludes: Z31.7 Encounter for procreative management and counseling for gestational carrier ("pregnant state, gestational carrier (Z33.3)")
• Type 1 Excludes: Z33.1 Pregnant state, incidental ("pregnant state, gestational carrier (Z33.3)")

Diagnosis Index entries for Z33.3

• Pregnancy (single) (uterine) › gestational carrier
• State (of) › pregnant › gestational carrier

Nearby codes

• Z33 Pregnant state
• Z33.1 Pregnant state, incidental
• Z33.2 Encounter for elective termination of pregnancy
• Z33.3 Pregnant state, gestational carrier (this code)