Z34: Encounter for supervision of normal pregnancy

Codes under Z34 (Encounter for supervision of normal pregnancy). A ✓ marks a billable (fully specified) code; category codes without a ✓ are not billable on their own.

Code	Description	Billable
Z34.0	Encounter for supervision of normal first pregnancy	—
Z34.00	Encounter for supervision of normal first pregnancy, unspecified trimester	✓
Z34.01	Encounter for supervision of normal first pregnancy, first trimester	✓
Z34.02	Encounter for supervision of normal first pregnancy, second trimester	✓
Z34.03	Encounter for supervision of normal first pregnancy, third trimester	✓
Z34.8	Encounter for supervision of other normal pregnancy	—
Z34.9	Encounter for supervision of normal pregnancy, unspecified	—
Z34.80	Encounter for supervision of other normal pregnancy, unspecified trimester	✓
Z34.81	Encounter for supervision of other normal pregnancy, first trimester	✓
Z34.82	Encounter for supervision of other normal pregnancy, second trimester	✓
Z34.83	Encounter for supervision of other normal pregnancy, third trimester	✓
Z34.90	Encounter for supervision of normal pregnancy, unspecified, unspecified trimester	✓
Z34.91	Encounter for supervision of normal pregnancy, unspecified, first trimester	✓
Z34.92	Encounter for supervision of normal pregnancy, unspecified, second trimester	✓
Z34.93	Encounter for supervision of normal pregnancy, unspecified, third trimester	✓

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Informational only, not coding or medical advice. Verify against the official ICD-10-CM (FY2026) and your payer's guidelines.

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