ICD-10/Z86.79

Z86.79 ICD 2026 Code: Personal history of other diseases of the circulatory system

Z86.79 is the authoritative medical code for Personal history of other diseases of the circulatory system. This classification is used in medical billing and clinical recording to specify the clinical criteria for personal history of other diseases of the circulatory system (ICD-10-CM Z86.79), ensuring healthcare documentation aligns with 2026 federal coding standards.

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

Official Registry Overview & Definition

Personal history of other diseases of the circulatory system is a billable ICD-10-CM diagnosis code Z86.79. Excludes2 (not included here): old myocardial infarction I25.2; personal history of anaphylactic shock Z87.892; postmyocardial infarction syndrome I24.1. Code first: any follow-up examination after treatment Z09. Code also: any follow-up examination Z08-Z09.

Official Tabular Instructional Notes

Sequencing, inclusion, and exclusion notes published for Z86.79 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.

  • old myocardial infarction I25.2
  • personal history of anaphylactic shock Z87.892
  • postmyocardial infarction syndrome I24.1

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

Frequently Asked Questions (FAQ) & Clinical Guidance

Can Z86.79 be reported alongside related conditions?

Per official ICD-10-CM Excludes2 instructions, Z86.79 and the following are not considered part of each other and may both be reported when both conditions are present: old myocardial infarction (I25.2); personal history of anaphylactic shock (Z87.892); postmyocardial infarction syndrome (I24.1).

Does Z86.79 need to be sequenced after another code?

Yes. Code first: any follow-up examination after treatment (Z09).

Nearest Codes in This Family

Official ICD-10-CM classifications closest to Z86.79 in its code family, with their registry titles.

  • Z86 — Personal history of certain other diseases
  • Z86.0 — Personal history of in-situ and benign neoplasms and neoplasms of uncertain behavior
  • Z86.000 — Personal history of in-situ neoplasm of breast
  • Z86.001 — Personal history of in-situ neoplasm of cervix uteri
  • Z86.002 — Personal history of in-situ neoplasm of other and unspecified genital organs
  • Z86.003 — Personal history of in-situ neoplasm of oral cavity, esophagus and stomach
  • Z86.004 — Personal history of in-situ neoplasm of other and unspecified digestive organs
  • Z86.005 — Personal history of in-situ neoplasm of middle ear and respiratory system
  • Z86.006 — Personal history of melanoma in-situ
  • Z86.007 — Personal history of in-situ neoplasm of skin

View all 40 codes in the Z86 family

Indexed Clinical Terms (2)

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

  • History, personal (of), disease or disorder (of), circulatory system
  • History, personal (of), disease or disorder (of), circulatory system, specified condition NEC