Is Z37.9 a billable ICD-10-CM code?

Yes. Z37.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does Z37.9 sit in the tabular list?

Factors influencing health status and contact with health services (Z00-Z99), in the block Persons encountering health services in circumstances related to reproduction (Z30-Z39).

What cannot be coded together with Z37.9?

Z37.9 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above Z37.9 (Z37) and apply to it just the same.

Z37.9

Z37.9 — Outcome of delivery, unspecified

Billable / specific codeICD-10-CMPOA exempt

Z37.9 is a billable, specific ICD-10-CM code for outcome of delivery, unspecified. It is valid for submission on a claim.

Inclusion terms

Alternative wordings a physician may use in the chart for this same code.

Multiple birth NOS
Single birth NOS

Excludes1 inherited from the categories above Z37.9

These are not written on Z37.9, but they bind it: a note on a category applies to every code beneath it. Billing Z37.9 with anything listed here is a denial.

Written on Z37 — Outcome of delivery

stillbirth (P95)

Risk adjustment

Z37.9 does not map to an HCC and does not risk-adjust under CMS-HCC V28. That is normal — most ICD-10 codes do not. It still needs to be coded correctly; it just will not move a RAF score.

How Z37.9 is indexed

Coders do not find codes by browsing the tabular list — they look them up in the alphabetic index, under the word the physician wrote. These are the index entries that lead here, so you can see which chart wordings map to Z37.9.

Outcome of delivery
Outcome of delivery›multiple births
Outcome of delivery›single NEC
Outcome of delivery›twins NEC

Code history

Z37.9 has not changed since FY2024 — no addition, revision or deletion across the three most recent ICD-10-CM releases.

Related codes at this level

Codes that share Z37. If Z37.9 is not quite right, the correct code is usually one of these.

Questions about Z37.9

Is Z37.9 a billable ICD-10-CM code?: Yes. Z37.9 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z37.9 sit in the tabular list?: Factors influencing health status and contact with health services (Z00-Z99), in the block Persons encountering health services in circumstances related to reproduction (Z30-Z39).
What cannot be coded together with Z37.9?: Z37.9 carries Excludes1 notes, which means the conditions they list can never be coded together with it on the same encounter. Some are written on the categories above Z37.9 (Z37) and apply to it just the same.