Z03.73 — Encounter for suspected fetal anomaly ruled out
Is Z03.73 billable?
Yes — Z03.73 is billable for FY2027. Z03.73 is a valid, billable ICD-10-CM code at the highest level of specificity in its branch. Z03.73 may be submitted for encounters from October 1, 2026 through September 30, 2027.
Z03.73 at a glance
| Code | Z03.73 |
|---|---|
| Description | Encounter for suspected fetal anomaly ruled out |
| Billable | Yes |
| Code set | ICD-10-CM FY2027 |
| Valid for encounters | October 1, 2026 – September 30, 2027 |
What Medicare edits apply to Z03.73?
The Medicare Code Editor screens inpatient claims before they are grouped. These edits name Z03.73 directly.
CMS will reject this code as the principal diagnosis on an inpatient claim. It describes something other than the condition chiefly responsible for the admission.
Which MS-DRGs does Z03.73 group to?
Z03.73 sits in MDC 23 and helps define the logic of 1 MS-DRG (version 44, FY2027). Which one a stay actually groups to also depends on procedures and secondary diagnoses.
- 951Other Factors Influencing Health Statusmedical
How is Z03.73 listed in the Alphabetic Index?
These are the routes through the Alphabetic Index that lead to Z03.73. They show the wording a clinician may have documented, which often differs from the Tabular description.
- Suspected condition, ruled out › fetal anomaly
- Encounter › suspected condition, ruled out › fetal anomaly (with health service) (for)
Excludes1 — never code together — inherited from Z03
The conditions below can never be reported together with Z03.73 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes1 — never code together — inherited from Z03.7
The conditions below can never be reported together with Z03.73 on the same claim. An Excludes1 note means the two conditions cannot occur in the same patient, so reporting both is a coding error.
Excludes2 — not included here — inherited from Z00-Z13
The conditions below are not part of Z03.73, but a patient may have both at the same time. When documentation supports it, Z03.73 and the excluded code may both be reported.
How long has Z03.73 existed?
Z03.73 has been in ICD-10-CM since at least FY2016, the earliest fiscal year on record here.
Derived from the official order files for FY2016–FY2026. FY2017 and FY2020 publish no order file, so those years are not covered.
Which conditions are coded to Z03.73?
What other codes are in the Z03.7 family? (5)
- Z03.71Encounter for suspected problem with amniotic cavity and membrane ruled out
- Z03.72Encounter for suspected placental problem ruled out
- Z03.74Encounter for suspected problem with fetal growth ruled out
- Z03.75Encounter for suspected cervical shortening ruled out
- Z03.79Encounter for other suspected maternal and fetal conditions ruled out