Z34.90 – Encounter for supervision of normal pregnancy, unspecified, unspecified trimester

ICD-10-CM 2027 diagnosis code · Persons encountering health services in circumstances related to reproduction

Billable code

ICD-10-CM code Z34.90

Code: Z34.90 (claims format: Z3490)
Description: Encounter for supervision of normal pregnancy, unspecified, unspecified trimester
Short description: Encntr for suprvsn of normal pregnancy, unsp, unsp trimester
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 21. Factors influencing health status and contact with health services (Z00-Z99)
Block: Z30-Z39 Persons encountering health services in circumstances related to reproduction
Parent codes: Z34 › Z34.9

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Z34 – Encounter for supervision of normal pregnancy

Excludes1 (not coded here):

any complication of pregnancy (O00-O9A)
encounter for pregnancy test (Z32.0-)
encounter for supervision of high risk pregnancy (O09.-)

Index terms for Z34.90

Entries in the ICD-10-CM alphabetic index that lead to this code:

Antenatal, care

Related codes in Z34.9

Frequently asked questions

What is ICD-10 code Z34.90?

Z34.90 is the ICD-10-CM code for encounter for supervision of normal pregnancy, unspecified, unspecified trimester, in the block Z30-Z39 (Persons encountering health services in circumstances related to reproduction).

Is Z34.90 a billable code?

Yes. Z34.90 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does Z34.90 belong to?

It belongs to category Z34 – Encounter for supervision of normal pregnancy.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.