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O77.1 ICD-10-CM Code: Fetal stress in labor or delivery due to drug administration

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Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.

Billable · FY2027A valid, specific ICD-10-CM code, reportable for dates of service in FY2027.

What you need to know

Source: CMS/NCHS Official ICD-10-CM tabular notes, quoted. From the CMS/NCHS tabular list for the release in force. A note the category or block publishes applies to this code too, and is marked with where it comes from.

The tabular list publishes no instructional note for this code itself.

Where it sits Source: CMS/NCHS

Under:Chapter 15: Pregnancy, Childbirth and the PuerperiumO60-O77 Complications of labor and deliveryO77 Other fetal stress complicating labor and delivery

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Inpatient Payment Groups (MS-DRG)

Potential MS-DRG participation — not a DRG assignment.

MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v44, Appendix B.

  • MS-DRG 998 — PRINCIPAL DIAGNOSIS INVALID AS DISCHARGE DIAGNOSIS (MDC 14)

A diagnosis appearing in a group's logic does not by itself determine the DRG assigned to a stay; the grouper uses the full claim.

Coder workflow for O77.1

MedCoder structured workflow — derived from this code’s own official record

Before you code O77.1

  1. O77.1’s title joins a condition with an associated condition or complication. Confirm each component is documented. Where the classification presumes the link through the “with” convention, only a provider statement that the conditions are unrelated defeats it. A combination code is assigned only when it fully identifies the documented conditions; a required second code for the stage, type or manifestation is still reported when the notes ask for it (Guidelines I.B.9, I.A.15).

    Guide: Combination codes →

  2. Confirm the condition is documented as complicating the pregnancy, childbirth, or the puerperium, and check the trimester where the code carries one and the fetus character where the category requires it. Chapter 15 codes belong on the maternal record only and take sequencing priority over codes from other chapters. It is the provider’s responsibility to state that a condition is not affecting the pregnancy; the trimester is assigned from the documentation (Guidelines I.C.15.a, I.C.15.a.1, I.C.15.a.3).

    Guide: How to choose an ICD-10-CM code →

Documentation check

The provider’s diagnostic statement
Codes are assigned from the provider’s documented diagnosis, not from clinical criteria, test values or a medication list (Guidelines I.A.19).
Trimester
Assigned from the documented trimester at the encounter, or the trimester in which the condition developed for inpatient stays (Guidelines I.C.15.a.3).
The associated condition or complication
Whether the associated condition the title names is documented; the “with” convention presumes some links, and a provider statement that the conditions are unrelated defeats it (Guidelines I.A.15).

Coding decision scenarios

Pattern scenarios for this code’s structure — decision rules, not clinical cases

Documentation: Only one of the components this code’s title joins is documented.

Coding question: Is O77.1 supported?

Path: Review the code for the documented component on its own.

Reason: A combination code is assigned only when it fully identifies the documented conditions; otherwise the documented component takes its own code (Guidelines I.B.9).

Every row is derived from this code’s own record — its title, tabular notes, 7th-character family and same-category siblings — with fixed MedCoder wording; nothing is inferred about a patient. The official notes and guideline text are in the sections each row links to, and they control.

Don’t confuse O77.1 with…

MedCoder analysis — pairs from this code’s official notes, distinctions written by MedCoder

The codes most likely to be picked instead of O77.1 — named in its own official notes, or sharing its laterality or encounter family — with what separates them and which documentation moves the case. Each links to the full comparison.

  • O77.9— Specificity relationship (Review)

    Overlapping diagnoses in the same category.

    Overlapping codes in the same category — the documentation decides which is the more specific fit.

    What moves you there: A record that documents no more than “Labor and delivery complicated by fetal stress, unspecified” takes O77.9; specificity in the record moves it back here.

    Full comparison: O77.1 vs O77.9 →

Relationships are read from this code's own official notes, its laterality siblings and its encounter family; the wording of each distinction is MedCoder editorial, and the documentation named in each “what moves you there” line is the official note phrase or sibling title itself. Source: CMS ICD-10-CM tabular instructional notes; ICD-10-CM Official Guidelines, Section I.A.12.a.

Coding context

Guidelines, coding notes, decision aids, relationships (with MS-DRG and CCSR classification), hierarchy, HCC, coverage and the context map: what a coder reaches for after the core. Each section names whether it is official source data, a MedCoder-derived relationship or MedCoder editorial.

Code Overview

Fetal stress in labor or delivery due to drug administration is a billable ICD-10-CM diagnosis code (O77.1).

MedCoder summary Summary composed by MedCoder from this code's official ICD-10-CM record. The tabular instructional notes themselves appear verbatim below.

Verify Before Coding

  • Age-restricted: the Medicare Code Editor lists this as a maternity (age 9-64) diagnosis; other ages are presumed incorrect.

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

Relationships & Classification

MedCoder-derived relationships — computed from published CMS and AHRQ datasets

Other codes that name O77.1 or its code family, from the CMS ICD-10-CM tabular instructional notes. Tabular-note edges are stored at the code family level that carries each note.

Referenced by 2 Excludes2 notes: O36 — Maternal care for other fetal problems (via O77.-), O76 — Abnormality in fetal heart rate and rhythm complicating labor and delivery.

These codes’ tabular lists name this diagnosis as distinct — both may be reported when both are documented.

MS-DRG Grouper Relationships (FY2027)

Potential MS-DRG participation — not a DRG assignment.

FY2027 MS-DRG: not on the CMS CC/MCC list — as a secondary diagnosis this code does not change MS-DRG severity for that release.

Named in the grouper logic of 1 MS-DRG: DRG 998 (MDC 14).

From the CMS MS-DRG Definitions Manual (Appendices B and C). Actual DRG assignment depends on the complete claim.

Clinical classification (AHRQ CCSR):PRG024 — Malposition, disproportion or other labor complications (default); INJ030 — Drug induced or toxic related condition.

Clinical Classifications Software Refined (CCSR) for ICD-10-CM Diagnoses. Healthcare Cost and Utilization Project (HCUP), Agency for Healthcare Research and Quality.

Related Codes

Same clinical category (CCSR)

AHRQ's Clinical Classifications Software groups these diagnoses under the same clinical categories (Malposition, disproportion or other labor complications, Drug induced or toxic related condition).

O69.89X1 — Labor and delivery complicated by other cord complications, fetus 1, O69.89X2 — Labor and delivery complicated by other cord complications, fetus 2, O69.89X3 — Labor and delivery complicated by other cord complications, fetus 3, O69.89X4 — Labor and delivery complicated by other cord complications, fetus 4, O69.89X5 — Labor and delivery complicated by other cord complications, fetus 5, O69.89X9 — Labor and delivery complicated by other cord complications, other fetus, O69.9XX0 — Labor and delivery complicated by cord complication, unspecified, not applicable or unspecified, O69.9XX1 — Labor and delivery complicated by cord complication, unspecified, fetus 1, O69.9XX2 — Labor and delivery complicated by cord complication, unspecified, fetus 2, O69.9XX3 — Labor and delivery complicated by cord complication, unspecified, fetus 3, O69.9XX4 — Labor and delivery complicated by cord complication, unspecified, fetus 4, O69.9XX5 — Labor and delivery complicated by cord complication, unspecified, fetus 5, O69.9XX9 — Labor and delivery complicated by cord complication, unspecified, other fetus, O77.8 — Labor and delivery complicated by other evidence of fetal stress, O77.9 — Labor and delivery complicated by fetal stress, unspecified, P58.41 — Neonatal jaundice due to drugs or toxins transmitted from mother, P58.42 — Neonatal jaundice due to drugs or toxins given to newborn, P93.8 — Other reactions and intoxications due to drugs administered to newborn, R33.0 — Drug induced retention of urine, R50.2 — Drug induced fever, +486 more

Same Index main term, other category

The ICD-10-CM Index to Diseases and Injuries files this code under the main term “Delivery”; these codes share that main term but sit in a different category of the Tabular List.

O73.0 — Retained placenta without hemorrhage (complicated, by, adherent placenta, without hemorrhage), O73.1 — Retained portions of placenta and membranes, without hemorrhage (complicated, by, retention of secundines, partial, without hemorrhage), O74.8 — Other complications of anesthesia during labor and delivery (complicated, by, anesthetic death), O75.1 — Shock during or following labor and delivery (complicated, by, shock), O75.2 — Pyrexia during labor, not elsewhere classified (complicated, by, fever during labor), O75.5 — Delayed delivery after artificial rupture of membranes (delayed NOS, following rupture of membranes, artificial), O75.82 — Onset (spontaneous) of labor after 37 completed weeks of gestation but before 39 completed weeks gestation, with delivery by (planned) cesarean section (cesarean, occurring after 37 completed weeks of gestation but before 39 completed weeks gestation due toonset of labor), O75.89 — Other specified complications of labor and delivery (complicated, specified complication NEC), O75.9 — Complication of labor and delivery, unspecified (complicated), O76 — Abnormality in fetal heart rate and rhythm complicating labor and delivery (complicated, by, fetal, heart rate or rhythm), O80 — Encounter for full-term uncomplicated delivery (normal), O82 — Encounter for cesarean delivery without indication (cesarean, without indication), O98.02 — Tuberculosis complicating childbirth (complicated, by, tuberculosis), O98.12 — Syphilis complicating childbirth (complicated, by, syphilis), O98.22 — Gonorrhea complicating childbirth (complicated, by, gonorrhea), O98.32 — Other infections with a predominantly sexual mode of transmission complicating childbirth (complicated, by, infection, sexually transmitted NEC), O98.42 — Viral hepatitis complicating childbirth (complicated, by, infection, viral hepatitis), O98.52 — Other viral diseases complicating childbirth (complicated, by, infection, viral NEC), O98.62 — Protozoal diseases complicating childbirth (complicated, by, protozoal disease), O98.72 — Human immunodeficiency virus [HIV] disease complicating childbirth (complicated, by, infection, human immunodeficiency virus), +180 more

Contextual Map

Every relationship of O77.1 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.

Run O77.1 with these 2 related codes in Claim Check

Hierarchy

Referenced by Excludes2 notes

Clinical classification (CCSR)

MS-DRG Grouper

Index entries

  • Delivery (childbirth) (labor), complicated, by, fetal, stress, due to drug administration[Index term]— CMS ICD-10-CM Index to Diseases and Injuries · icd10cm-fy2027
  • Stress, fetal, complicating pregnancy, due to drug administration[Index term]— CMS ICD-10-CM Index to Diseases and Injuries · icd10cm-fy2027

Nearest codes

Change history

  • FY2016 — In the code set at ICD-10-CM adoption [Change history]— CMS release files (code change ledger) · icd10cm-fy2016

Reference

Index terms and tables, published questions and FAQ, every source behind this page with its release and checksum, the date-of-service check and the complete change history.

Indexed Clinical Terms (2)

Official source data — entries quoted as published, in the Index’s own lookup phrasing

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code. These are alphabetic-index entries shown as the Index writes them — lookup phrasing, not necessarily the wording of a final diagnosis.

Sources for this page

Codes, titles, notes, index terms and mappings on this page are transcribed from the datasets below. Relationships MedCoder computed and text MedCoder wrote are labelled where they appear.

Code, title, tabular notes and index terms Official source data
CMS/CDC ICD-10-CM FY2027 tabular list, index and tables, effective October 1, 2026 Release, file and checksum · Publisher’s page
Claim edits Official source data
CMS Definitions of Medicare Code Edits — v44.0 (October 2026) Release, file and checksum · Publisher’s page
Inpatient payment groups Official source data
CMS MS-DRG Definitions Manual (incl. Appendix B diagnosis index, Appendix C CC/MCC list, Appendix E procedure index) and IPPS Final Rule tables — v44 Release, file and checksum · Publisher’s page
Change history and date-of-service validity Official source data
CMS ICD-10-CM release addenda, ingested release by release into the change ledger Release, file and checksum · Publisher’s page
Comparisons, relationships and the contextual map MedCoder-derived relationship
Computed by MedCoder from the tabular notes and tables above; every derived relationship is marked as derived where it appears
Summary and FAQ answers MedCoder editorial explanation
Written by MedCoder to explain the sources above: drafted with AI assistance, checked by a person against the release files, and labelled as MedCoder text where it appears. Not official text.

Current data releases:ICD-10-CM FY2027 · ICD-10-PCS FY2027 · HCPCS October 2026 · MS-DRG v44 · Medicare Code Editor v44.0 · NCCI PTP Q4 2026 · MUE Q4 2026 · NCD code lists 2026-01 · LCD export September 28, 2026 · All releases and sources

Labels on this page: Official source data · MedCoder-derived relationship · MedCoder editorial explanation. How to read the labels · All data sources and release dates · CMS coding rules

Cite this page

Reference this page in a research guide, syllabus or article. The release is included because code content changes each year.

MedCoder.ai. "O77.1 — Fetal stress in labor or delivery due to drug administration." ICD-10-CM FY2027. https://medcoder.ai/icd10/code/o77.1-fetal-stress-in-labor-or-delivery-due-to-drug-administration

Change history

  • FY2016 — October 1, 2015
    In the code set at ICD-10-CM adoption
    Fetal stress in labor or delivery due to drug administration

No changes since FY2016 — additions, deletions, description changes and billable-status changes are tracked through FY2027, and none are recorded for this code. Note changes are tracked from FY2027 only.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to O77.1 in its code family, with their registry titles.

View all codes in the O77 family