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Y70.1 ICD-10-CM Code: Therapeutic (nonsurgical) and rehabilitative anesthesiology devices associated with adverse incidents

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

Coding at a Glance

Tabular directives
1 inclusion term · 3 Excludes2

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; the Instructions section marks which is which.

Excludes2Not included here; may be reported together
  • later complications following use of medical devices without breakdown or malfunctioning of device (Y83-Y84)
  • misadventure to patients during surgical and medical care, classifiable to (Y62-Y69)
  • surgical and other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure (Y83-Y84)
IncludesWhat this code covers
  • breakdown or malfunction of medical devices (during use) (after implantation) (ongoing use)

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Coding instructions

Official Tabular Instructional Notes: the inclusion, exclusion and sequencing notes published for Y70.1 in the official ICD-10-CM tabular list, quoted as published.

Source: CMS/CDC — ICD-10-CM Tabular ListRelease: FY2027Effective: October 1, 2026

Trace:FY2027 changesChange historyRelease, file and checksum

Notes without a marker are published on Y70.1 itself; “inherited from” names the category or block whose note applies here.

Includes

Conditions the official ICD-10-CM tabular list includes under this code.

  • breakdown or malfunction of medical devices (during use) (after implantation) (ongoing use)

Source: inherited from Y70-Y82

Excludes2 — Not Included Here

Conditions not covered by this code, but which may be reported alongside it when both are present.

Source: inherited from Y70-Y82

Coder workflow for Y70.1

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

Before you code Y70.1

  1. Y70.1’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. An external cause code is reported in addition to the code for the injury or condition, never as the principal or first-listed diagnosis. Confirm the cause, intent, place of occurrence, activity and status where the record documents them, and assign the 7th character that matches the injury code. External cause coding guidelines (Guidelines I.C.20.a).

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).
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).

Official instructions as workflow

  • Excludes2 — not part of Y70.1(3 notes)

    Coding workflow: The conditions named in this note are not included in Y70.1. When the record documents both, both may be reported; the note is a boundary, not a prohibition.

    See the official tabular notes · Guidelines I.A.12.b

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 Y70.1 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 Y70.1 with…

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

The codes most likely to be picked instead of Y70.1 — 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.

  • Y83— Excludes2 relationship (Informational)

    Distinct conditions — both may be reported.

    A distinct condition — both may be reported when both are documented.

    What moves you there: Documentation of later complications following use of medical devices without breakdown or malfunctioning of device adds Y83; it is not part of this code and both may be reported when both are documented.

    Full comparison: Y70.1 vs Y83 →

  • Y84— Excludes2 relationship (Informational)

    Distinct conditions — both may be reported.

    A distinct condition — both may be reported when both are documented.

    What moves you there: Documentation of later complications following use of medical devices without breakdown or malfunctioning of device adds Y84; it is not part of this code and both may be reported when both are documented.

    Full comparison: Y70.1 vs Y84 →

  • Y62— Excludes2 relationship (Informational)

    Distinct conditions — both may be reported.

    A distinct condition — both may be reported when both are documented.

    What moves you there: Documentation of misadventure to patients during surgical and medical care, classifiable to adds Y62; it is not part of this code and both may be reported when both are documented.

    Full comparison: Y70.1 vs Y62 →

  • Y69— Excludes2 relationship (Informational)

    Distinct conditions — both may be reported.

    A distinct condition — both may be reported when both are documented.

    What moves you there: Documentation of misadventure to patients during surgical and medical care, classifiable to adds Y69; it is not part of this code and both may be reported when both are documented.

    Full comparison: Y70.1 vs Y69 →

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

Therapeutic (nonsurgical) and rehabilitative anesthesiology devices associated with adverse incidents is a billable ICD-10-CM diagnosis code (Y70.1).

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

  • Principal-diagnosis restriction. External cause of morbidity codes (V, W, X and Y) describe the circumstance that caused an injury, not the condition treated. The Medicare Code Editor rejects them as a principal diagnosis; sequence the injury or condition first and report this code as secondary.

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 Y70.1 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 10 Excludes2 notes: Y62 — Failure of sterile precautions during surgical and medical care (via Y70.-), Y62-Y69 — Misadventures to patients during surgical and medical care (Y62-Y69) (via Y70.-), Y63 — Failure in dosage during surgical and medical care (via Y70.-), Y64 — Contaminated medical or biological substances (via Y70.-), Y65 — Other misadventures during surgical and medical care (via Y70.-), Y66 — Nonadministration of surgical and medical care (via Y70.-), Y69 — Unspecified misadventure during surgical and medical care (via Y70.-), Y83 — Surgical operation and other surgical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure (via Y70.-), Y83-Y84 — Surgical and other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure (Y83-Y84) (via Y70.-), Y84 — Other medical procedures as the cause of abnormal reaction of the patient, or of later complication, without mention of misadventure at the time of the procedure (via Y70.-).

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

Referenced by 10 Use Additional Code instructions: T80 — Complications following infusion, transfusion and therapeutic injection (via Y70.-), T80-T88 — Complications of surgical and medical care, not elsewhere classified (T80-T88) (via Y70.-), T81 — Complications of procedures, not elsewhere classified (via Y70.-), T82 — Complications of cardiac and vascular prosthetic devices, implants and grafts (via Y70.-), T83 — Complications of genitourinary prosthetic devices, implants and grafts (via Y70.-), T84 — Complications of internal orthopedic prosthetic devices, implants and grafts (via Y70.-), T85 — Complications of other internal prosthetic devices, implants and grafts (via Y70.-), T86 — Complications of transplanted organs and tissue (via Y70.-), T87 — Complications peculiar to reattachment and amputation (via Y70.-), T88 — Other complications of surgical and medical care, not elsewhere classified (via Y70.-).

These codes instruct coders to additionally report this code when it applies.

Clinical classification (AHRQ CCSR):EXT025 — External cause codes: complications of medical and surgical care, initial encounter.

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 category (External cause codes: complications of medical and surgical care, initial encounter).

Y65.2 — Failure in suture or ligature during surgical operation, Y65.3 — Endotracheal tube wrongly placed during anesthetic procedure, Y65.4 — Failure to introduce or to remove other tube or instrument, Y65.51 — Performance of wrong procedure (operation) on correct patient, Y65.52 — Performance of procedure (operation) on patient not scheduled for surgery, Y65.53 — Performance of correct procedure (operation) on wrong side or body part, Y65.8 — Other specified misadventures during surgical and medical care, Y66 — Nonadministration of surgical and medical care, Y69 — Unspecified misadventure during surgical and medical care, Y70.0 — Diagnostic and monitoring anesthesiology devices associated with adverse incidents, Y70.2 — Prosthetic and other implants, materials and accessory anesthesiology devices associated with adverse incidents, Y70.3 — Surgical instruments, materials and anesthesiology devices (including sutures) associated with adverse incidents, Y70.8 — Miscellaneous anesthesiology devices associated with adverse incidents, not elsewhere classified, Y71.0 — Diagnostic and monitoring cardiovascular devices associated with adverse incidents, Y71.1 — Therapeutic (nonsurgical) and rehabilitative cardiovascular devices associated with adverse incidents, Y71.2 — Prosthetic and other implants, materials and accessory cardiovascular devices associated with adverse incidents, Y71.3 — Surgical instruments, materials and cardiovascular devices (including sutures) associated with adverse incidents, Y71.8 — Miscellaneous cardiovascular devices associated with adverse incidents, not elsewhere classified, Y72.0 — Diagnostic and monitoring otorhinolaryngological devices associated with adverse incidents, Y72.1 — Therapeutic (nonsurgical) and rehabilitative otorhinolaryngological devices associated with adverse incidents, +96 more

Contextual Map

Every relationship of Y70.1 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 Y70.1 with these 16 related codes in Claim Check

Hierarchy

Referenced by Excludes2 notes (10)

Referenced by Use Additional Code instructions (10)

Clinical classification (CCSR)

External cause index

  • Incident, adverse, device, anesthesiology, rehabilitative[External cause term]— CMS External Cause of Injuries Index · icd10cm-fy2027
  • Incident, adverse, device, anesthesiology, therapeutic[External cause term]— CMS External Cause of Injuries Index · 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 As (2)

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

Circumstance phrases from the official ICD-10-CM External Cause of Injuries Index that map to this code.

  • Incident, adverse, device, anesthesiology, rehabilitative
  • Incident, adverse, device, anesthesiology, therapeutic

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
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. "Y70.1 — Therapeutic (nonsurgical) and rehabilitative anesthesiology devices associated with adverse incidents." ICD-10-CM FY2027. https://medcoder.ai/icd10/code/y70.1-therapeutic-nonsurgical-and-rehabilitative-anesthesiology-devices-associated-with-adverse-incidents

Change history

  • FY2016 — October 1, 2015
    In the code set at ICD-10-CM adoption
    Therapeutic (nonsurgical) and rehabilitative anesthesiology devices associated with adverse incidents

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 Y70.1 in its code family, with their registry titles.

View all codes in the Y70 family