2026 ICD-10-CM Diagnosis Code T86.828Other complications of skin graft (allograft) (autograft)

ICD-10-CM Codes›S00–T88›T80-T88›T86

ICD-10-CM T86.828
CMSSource: CMS FY 2026 ICD-10-CM dataset · Effective Oct 1, 2025 – Sep 30, 2026

T86.828 is a billable ICD-10-CM diagnosis code for other complications of skin graft (allograft) (autograft). It is valid on HIPAA claims for fiscal year 2026 (October 1, 2025 through September 30, 2026) and groups to MS-DRG 919 through 921. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Complication of transplanted organs or tissue, initial encounter.

Code Identity

ICD-10-CM Code
T86.828
Billable Status
Yes — Valid for Submission
Code Describes
Other complications of skin graft (allograft) (autograft)
Short Description
Other complications of skin graft (allograft) (autograft)
Same as the full description in the CMS dataset.
Parent Code
T86.82
Complications of skin graft (allograft) (autograft)

Code Classification

ChapterS00–T88Injury, poisoning and certain other consequences of external causes
SectionT80-T88Complications of surgical and medical care, not elsewhere classified
CategoryT86Complications of transplanted organs and tissue
This CodeT86.828Other complications of skin graft (allograft) (autograft)

Approximate SynonymsGuidance

Alternate terms and clinical phrases that map to this code.

  • Arterial insufficiency of flap
  • Compression of vein
  • Disorder due to grafting procedure
  • Extrinsic venous compression of flap
  • Flap ischemia
  • Flap loss
  • Flap necrosis
  • Necrosis of myocutaneous flap
  • Necrosis of skin flap
  • No reflow phenomenon of flap
  • Partial myocutaneous flap necrosis
  • Partial necrosis of skin flap
  • Partial thickness flap loss
  • Seroma
  • Seroma following procedure
  • Skin flap pin-cushion deformity
  • Skin graft displaced
  • Skin graft hematoma
  • Skin graft hyperpigmentation
  • Skin graft hypertrophy
  • Skin graft necrosis
  • Skin graft put on upside-down
  • Skin graft seroma
  • Total necrosis of myocutaneous flap
  • Total necrosis of skin flap
  • Venous insufficiency of flap
  • Venous thrombosis of flap

Coding GuidelinesGuidance

The appropriate 7th character is to be added to each code from block Complications of transplanted organs and tissue (T86). Use the following options for the applicable episode of care:

  • A - initial encounter
  • D - subsequent encounter
  • S - sequela

Source: ICD-10-CM Official Guidelines for Coding and Reporting, FY 2026, published by CMS and the National Center for Health Statistics.

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

External Cause of Injuries IndexGuidance

References for this code in the External Cause of Injuries Index.

    • Complication(s) (from) (of)
      • prosthetic device or implant
        • skin graft
          • specified NEC
    • Complication(s) (from) (of)
      • skin
        • graft
          • specified type NEC
    • Complication(s) (from) (of)
      • transplant
        • skin
          • specified type NEC

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR INJ036
Complication of transplanted organs or tissue, initial encounter
Default principal diagnosis: inpatient Yes · outpatient Yes

Clinical InformationClinical

  • Seroma

    tumor-like sterile accumulation of serum in a tissue, organ, or cavity. it results from a tissue insult and is the product of tissue inflammation. it most commonly occurs following mastectomy.

  • Mastectomy

    surgical procedure to remove one or both breasts.

  • Grade 1 Seroma, CTCAE|Grade 1 Seroma|Grade 1 Seroma

    symptomatic; simple aspiration indicated

  • Grade 2 Seroma, CTCAE|Grade 2 Seroma|Grade 2 Seroma

    symptomatic, elective invasive intervention indicated

  • Grade 3 Seroma, CTCAE|Grade 3 Seroma|Grade 3 Seroma

    a finding of leakage due to breakdown of an anastomosis (surgical connection of two separate anatomic structures) in the small bowel.

  • Seroma, CTCAE|Seroma|Seroma|Seroma

    asymptomatic; clinical or diagnostic observations only; intervention not indicated

  • Grade 1 Seroma, CTCAE|Grade 1 Seroma|Grade 1 Seroma

    asymptomatic; clinical or diagnostic observations only; intervention not indicated

  • Grade 2 Seroma, CTCAE|Grade 2 Seroma|Grade 2 Seroma

    symptomatic; simple aspiration indicated

  • Grade 3 Seroma, CTCAE|Grade 3 Seroma|Grade 3 Seroma

    symptomatic, elective invasive intervention indicated

  • Seroma

    a collection of serum in the body.

  • Seroma, CTCAE|Seroma|Seroma|Seroma

    a finding of tumor-like collection of serum in the tissues.

Patient EducationClinical

Skin Conditions

Your skin is your body's largest organ. It covers the entire outside of your body. There are many ways that your skin protects your body and helps keep you healthy. For example, it:

The full article covers:

  • What does your skin do?
  • What problems and conditions can affect your skin?
  • How can I keep my skin healthy?

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert T86.828 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
996.52 Oth tissue graft malfunc
Approximate The match is approximate rather than exact.

Code HistoryHistory

FY 2016AddedAdded to the ICD-10-CM code setEffective October 1, 2015, the first year of ICD-10-CM.
FY 2017–2025No changes
FY 2026CurrentCurrent code set, no changesEffective October 1, 2025 through September 30, 2026.

Questions About T86.828Overview

Is T86.828 (Complications of skin graft (allograft) (autograft)) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report other complications of skin graft (allograft) (autograft) on HIPAA-covered claims from October 1, 2025 through September 30, 2026.

What MS-DRG does T86.828 group to?

When other complications of skin graft (allograft) (autograft) is the principal diagnosis on an inpatient stay, it groups to MS-DRG 919, 920, 921, with relative weights from 0.6884 to 1.8308 depending on complications. Higher weights mean higher Medicare reimbursement.

What is the ICD-9 equivalent of T86.828?

Under the General Equivalence Mappings, other complications of skin graft (allograft) (autograft) converts to ICD-9-CM 996.52 (oth tissue graft malfunc). The mapping is approximate, so confirm the match fits the documentation.

Footnotes

[1] Chronic - a chronic condition code indicates a condition lasting 12 months or longer and its effect on the patient based on one or both of the following criteria:

  • The condition results in the need for ongoing intervention with medical products,treatment, services, and special equipment
  • The condition places limitations on self-care, independent living, and social interactions.