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ICD-10/O41.92

O41.92 ICD-10-CM Code: Disorder of amniotic fluid and membranes, unspecified, second trimester

Billing Status: NO. This is a clinician non-billable / parent hierarchy grouping in the ICD-10-CM system.

Official Registry Overview & Definition

Disorder of amniotic fluid and membranes, unspecified, second trimester is a non-billable ICD-10-CM category code (O41.92). A more specific billable subcode must be selected for claims submission.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for O41.92 in the official ICD-10-CM tabular list.

Excludes1 — Not Coded Here

Conditions generally not reported together with this code (Excludes1) -- an error unless the two conditions are documented as unrelated to each other (ICD-10-CM Official Guidelines, Section I.A.12.a).

Change history

No changes recorded for this code — unchanged since the FY2016 baseline of the change ledger.

Verify Before Coding

  • Not billable as written — a more specific code is required: O41.92X0, O41.92X1, O41.92X2, O41.92X3, O41.92X4.
  • Requires a 7th character. "One of the following 7th characters is to be assigned to each code under category O41. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O41 that has a 7th character of 1 through 9." Options: O41.92X0, O41.92X1, O41.92X2, O41.92X3, O41.92X4, O41.92X5

From the code registry, the Medicare Code Editor, and the MS-DRG Definitions Manual. Check it against a full claim.

Contextual Map

Every relationship of O41.92 in one view: hierarchy, official tabular instructions in both directions, clinical classification, risk adjustment, MS-DRG participation, index terms and change history — each edge carrying the CMS source it derives from.

Hierarchy

  • O00-O9A — Chapter 15: Pregnancy, Childbirth and the Puerperium (O00-O9A) (O00-O9A) [Hierarchy]
  • O30-O48 — Maternal care related to the fetus and amniotic cavity and possible delivery problems [Hierarchy]
  • O41 — Clinical Diagnosis [Hierarchy]
  • O41.9 — Clinical Diagnosis [Hierarchy]

Referenced by Excludes1 notes

  • Z03.7 — Encounter for suspected maternal and fetal conditions ruled out [Excludes1](via O41.-): “known or suspected fetal anomalies affecting management of mother, not ruled out (O26.-, O35.-, O36.-, O40.-, O41.-)” · check together

Nearest codes (40)

  • O41 — Other disorders of amniotic fluid and membranes [Sibling]
  • O41.8X9 — Other specified disorders of amniotic fluid and membranes, unspecified trimester [Sibling]
  • O41.8X90 — Other specified disorders of amniotic fluid and membranes, unspecified trimester, not applicable or unspecified [Sibling]
  • O41.8X91 — Other specified disorders of amniotic fluid and membranes, unspecified trimester, fetus 1 [Sibling]
  • O41.8X92 — Other specified disorders of amniotic fluid and membranes, unspecified trimester, fetus 2 [Sibling]
  • O41.8X93 — Other specified disorders of amniotic fluid and membranes, unspecified trimester, fetus 3 [Sibling]
  • O41.8X94 — Other specified disorders of amniotic fluid and membranes, unspecified trimester, fetus 4 [Sibling]
  • O41.8X95 — Other specified disorders of amniotic fluid and membranes, unspecified trimester, fetus 5 [Sibling]
  • and 32 more

Referenced by Other Codes

Official ICD-10-CM tabular notes on other codes that name O41.92 or its code family.

1 Excludes1 notes: Z03.7 (via O41.-).

Frequently Asked Questions (FAQ) & Clinical Guidance

Can O41.92 be billed directly?

No. O41.92 (Disorder of amniotic fluid and membranes, unspecified, second trimester) is a non-billable ICD-10-CM category code. A more specific billable subcode must be selected based on clinical documentation.

Does O41.92 require a 7th character?

Yes. One of the following 7th characters is to be assigned to each code under category O41. 7th character 0 is for single gestations and multiple gestations where the fetus is unspecified. 7th characters 1 through 9 are for cases of multiple gestations to identify the fetus for which the code applies. The appropriate code from category O30, Multiple gestation, must also be assigned when assigning a code from category O41 that has a 7th character of 1 through 9..

Nearest Codes in This Family

Official ICD-10-CM classifications closest to O41.92 in its code family, with their registry titles.

  • O41.91X2 — Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 2
  • O41.91X3 — Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 3
  • O41.91X4 — Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 4
  • O41.91X5 — Disorder of amniotic fluid and membranes, unspecified, first trimester, fetus 5
  • O41.91X9 — Disorder of amniotic fluid and membranes, unspecified, first trimester, other fetus
  • O41.92X0 — Disorder of amniotic fluid and membranes, unspecified, second trimester, not applicable or unspecified
  • O41.92X1 — Disorder of amniotic fluid and membranes, unspecified, second trimester, fetus 1
  • O41.92X2 — Disorder of amniotic fluid and membranes, unspecified, second trimester, fetus 2
  • O41.92X3 — Disorder of amniotic fluid and membranes, unspecified, second trimester, fetus 3
  • O41.92X4 — Disorder of amniotic fluid and membranes, unspecified, second trimester, fetus 4

View all codes in the O41 family