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ICD-10/Z86.31

Z86.31 ICD-10-CM Code: Personal history of diabetic foot ulcer

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 (FY2026), Appendix B.

  • MS-DRG 951 — OTHER FACTORS INFLUENCING HEALTH STATUS (MDC 23)

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.

Code Set: Valid FY2026 and FY2027. FY2026 took effect October 1, 2025.

Official Registry Overview & Definition

Personal history of diabetic foot ulcer is a billable ICD-10-CM diagnosis code (Z86.31).

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for Z86.31 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.

  • current diabetic foot ulcer (E08.621, E09.621, E10.621, E11.621, E13.621)

Code First

Underlying conditions that must be sequenced before this code.

  • any follow-up examination after treatment (Z09)

Code Also

Additional codes that may be required to fully describe the encounter.

  • any follow-up examination (Z08-Z09)

Nearest Codes in This Family

Official ICD-10-CM classifications closest to Z86.31 in its code family, with their registry titles.

  • Z86.16 — Personal history of COVID-19
  • Z86.17 — Personal history of Clostridioides difficile infection
  • Z86.19 — Personal history of other infectious and parasitic diseases
  • Z86.2 — Personal history of diseases of the blood and blood-forming organs and certain disorders involving the immune mechanism
  • Z86.3 — Personal history of endocrine, nutritional and metabolic diseases
  • Z86.32 — Personal history of gestational diabetes
  • Z86.39 — Personal history of other endocrine, nutritional and metabolic disease
  • Z86.5 — Personal history of mental and behavioral disorders
  • Z86.51 — Personal history of combat and operational stress reaction
  • Z86.59 — Personal history of other mental and behavioral disorders

View all codes in the Z86 family

Indexed Clinical Terms (3)

Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.

  • History, personal (of), diabetic foot ulcer
  • History, personal (of), disease or disorder (of), endocrine, diabetic foot ulcer
  • History, personal (of), disease or disorder (of), metabolic, diabetic foot ulcer