Is Z36.89 a billable ICD-10-CM code?

Yes. Z36.89 is a billable, specific ICD-10-CM code and is valid for submission on a claim.

Where does Z36.89 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 Z36.89?

Z36.89 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 Z36.89 (Z36) and apply to it just the same.

Z36.89

Z36.89 — Encounter for other specified antenatal screening

Billable / specific codeICD-10-CMPOA exempt

Z36.89 is a billable, specific ICD-10-CM code for encounter for other specified antenatal screening. It is valid for submission on a claim.

Excludes1 inherited from the categories above Z36.89

These are not written on Z36.89, but they bind it: a note on a category applies to every code beneath it. Billing Z36.89 with anything listed here is a denial.

Written on Z36 — Encounter for antenatal screening of mother

diagnostic examination- code to sign or symptom
encounter for suspected maternal and fetal conditions ruled out (Z03.7-)
suspected fetal condition affecting management of pregnancy - code to condition in Chapter 15

Excludes2 inherited from the categories above Z36.89

Also inherited, and the opposite of Excludes1: these conditions are not part of Z36.89, but a patient can have both, so you may code both.

Written on Z36 — Encounter for antenatal screening of mother

abnormal findings on antenatal screening of mother (O28.-)
genetic counseling and testing (Z31.43-, Z31.5)
routine prenatal care (Z34)

Risk adjustment

Z36.89 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.

Medicare coverage

Z36.89 is named in 1 Medicare coverage policy — 1 listing it as supporting medical necessity. Which of them applies to you depends on your Medicare contractor, and coverage genuinely differs by state.

A55326Billing and Coding: Zika Virus Testing by PCR and ELISA Methods

How Z36.89 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 Z36.89.

Encounter›antenatal screening›specified type NEC

Code history

Z36.89 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 Z36.8. If Z36.89 is not quite right, the correct code is usually one of these.

Questions about Z36.89

Is Z36.89 a billable ICD-10-CM code?: Yes. Z36.89 is a billable, specific ICD-10-CM code and is valid for submission on a claim.
Where does Z36.89 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 Z36.89?: Z36.89 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 Z36.89 (Z36) and apply to it just the same.