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ICD-10/T88.53XD

T88.53XD ICD-10-CM Code: Unintended awareness under general anesthesia during procedure, subsequent encounter

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

Inpatient Payment Groups (MS-DRG)

MS-DRGs this diagnosis helps define, as principal or secondary, per the CMS ICD-10-CM/PCS MS-DRG Definitions Manual v43.0, Appendix B.

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.

Official Registry Overview & Definition

Unintended awareness under general anesthesia during procedure, subsequent encounter is a billable ICD-10-CM diagnosis code (T88.53D).

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for T88.53XD in the official ICD-10-CM tabular list.

Excludes2 — Not Included Here

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

Use Additional Code

Supplementary codes the tabular list directs you to add.

  • Use additional code for adverse effect, if applicable, to identify drug (T41.- with fifth or sixth character 5)
  • Use additional code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • Use additional code(s) to identify the specified condition resulting from the complication
  • Use additional code to identify devices involved and details of circumstances (Y62-Y82)

Change history

  • FY2017 — 2016-10-01
    Added to the code set
    Unintended awareness under general anesthesia during procedure, subsequent encounter
    FY2017 changes

Verify Before Coding

  • Billable — reportable as written.

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

Relationships & Classification

Clinical classification (AHRQ CCSR):INJ072 — Complication of other surgical or medical care, injury, subsequent encounter (default).

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

Potential MS-DRG Relationships (FY2026)

Not on the CMS CC/MCC list — as a secondary diagnosis this code does not change MS-DRG severity.

Named in the grouper logic of 2 MS-DRGs: DRG 949 (MDC 23), DRG 950 (MDC 23).

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

Frequently Asked Questions (FAQ) & Clinical Guidance

Does T88.53XD require a 7th character?

Yes. The appropriate 7th character is to be added to each code from category T88.

Nearest Codes in This Family

Official ICD-10-CM classifications closest to T88.53XD in its code family, with their registry titles.

  • T88.52XA — Failed moderate sedation during procedure, initial encounter
  • T88.52XD — Failed moderate sedation during procedure, subsequent encounter
  • T88.52XS — Failed moderate sedation during procedure, sequela
  • T88.53 — Unintended awareness under general anesthesia during procedure
  • T88.53XA — Unintended awareness under general anesthesia during procedure, initial encounter
  • T88.53XS — Unintended awareness under general anesthesia during procedure, sequela
  • T88.59 — Other complications of anesthesia
  • T88.59XA — Other complications of anesthesia, initial encounter
  • T88.59XD — Other complications of anesthesia, subsequent encounter
  • T88.59XS — Other complications of anesthesia, sequela

View all codes in the T88 family