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Z03.79

Z03.79: Encounter for other suspected maternal and fetal conditions ruled out

Billable / specific codeICD-10-CMPOA exempt

Z03.79 is a billable, specific ICD-10-CM code for encounter for other suspected maternal and fetal conditions ruled out. It is valid for submission on a claim.

Check Z03.79 with the rest of the claim: free scrubber

Excludes1 inherited from the categories above Z03.79

A category’s note binds every code beneath it.

Written on Z03.7: Encounter for suspected maternal and fetal conditions ruled out

  • known or suspected fetal anomalies affecting management of mother, not ruled out (O26.-, O35.-, O36.-, O40.-, O41.-)

Written on Z03: Encounter for medical observation for suspected diseases and conditions ruled out

  • contact with and (suspected) exposures hazardous to health (Z77.-)
  • encounter for observation and evaluation of newborn for suspected diseases and conditions ruled out (Z05.-)
  • person with feared complaint in whom no diagnosis is made (Z71.1)
  • signs or symptoms under study- code to signs or symptoms

Other codes that can never be billed with Z03.79

Their own Excludes1 notes name this code, so the conflict is not listed above.

  • Z01Encounter for other special examination without complaint, suspected or reported diagnosis
  • Z71.1Person with feared health complaint in whom no diagnosis is made

Risk adjustment

No CMS-HCC V28 category: this code does not change a RAF score.

Medicare coverage

Z03.79 is named in 1 Medicare coverage policy: 1 listing it as supporting medical necessity. Which one applies depends on your Medicare contractor.

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

Alphabetic index entries that lead here

  • Suspected condition, ruled out›maternal and fetal conditions NEC
  • Encounter›suspected condition, ruled out›maternal and fetal conditions NEC

Code history

Unchanged in every release from FY2024 to FY2027.

Other codes under Z03.7

ICD-10-CMFY2027· effective October 1, 2026

Loaded directly from the CMS/NCHS ICD-10-CM public-domain release: see data sources and our editorial policy. If this page disagrees with the CMS tabular list, this page is wrong. Reference information for professional coders; not medical or billing advice.