ICD-10-CM code · FY2027

I25.750 Atherosclerosis of native coronary artery of transplanted heart with unstable angina

BillableValid for claims as a specific diagnosis code

About I25.750

Code
I25.750
Billable
Yes
Short description
Athscl native cor art of txplt heart w unstable angina
Category
I25 Chronic ischemic heart disease
Block
I20-I25 Ischemic heart diseases
Chapter
9 Diseases of the circulatory system
Code set
FY2027, October 1, 2026 to September 30, 2027
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Coding notes for I25.750

No notes of its own; the notes below apply from the codes above it.

Also applies, from I25.75 Atherosclerosis of native coronary artery of transplanted heart with angina pectoris

Excludes1 Not coded here: never report these together with this code (use the code given instead).

  • atherosclerosis of native coronary artery of transplanted heart without angina pectoris (I25.811)

Also applies, from I25.7 Atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris

Excludes1 Not coded here: never report these together with this code (use the code given instead).

  • atherosclerosis of bypass graft(s) of transplanted heart without angina pectoris (I25.812)
  • atherosclerosis of coronary artery bypass graft(s) without angina pectoris (I25.810)
  • atherosclerosis of native coronary artery of transplanted heart without angina pectoris (I25.811)

Use additional code Add a second code for the detail named here.

  • code, if applicable, to identify:
  • coronary atherosclerosis due to calcified coronary lesion (I25.84)
  • coronary atherosclerosis due to lipid rich plaque (I25.83)

Also applies, from I25 Chronic ischemic heart disease

Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.

  • non-ischemic myocardial injury (I5A)

Use additional code Add a second code for the detail named here.

  • code to identify:
  • chronic total occlusion of coronary artery (I25.82)
  • exposure to environmental tobacco smoke (Z77.22)
  • history of tobacco dependence (Z87.891)
  • occupational exposure to environmental tobacco smoke (Z57.31)
  • tobacco dependence (F17.-)
  • tobacco use (Z72.0)
Block I20-I25 notes (apply to every code in it)

Code also Another code may be needed as well; the order depends on the encounter.

  • the presence of hypertension (I10-I1A)
Chapter 9 notes (apply to every code in it)

Excludes2 Not part of this condition, but a patient can have both: report both codes when both apply.

  • certain conditions originating in the perinatal period (P04-P96)
  • certain infectious and parasitic diseases (A00-B99)
  • complications of pregnancy, childbirth and the puerperium (O00-O9A)
  • congenital malformations, deformations, and chromosomal abnormalities (Q00-Q99)
  • endocrine, nutritional and metabolic diseases (E00-E88)
  • injury, poisoning and certain other consequences of external causes (S00-T88)
  • neoplasms (C00-D49)
  • symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
  • systemic connective tissue disorders (M30-M36)
  • transient cerebral ischemic attacks and related syndromes (G45.-)

Related codes in I25.75

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ICD-10-CM FY2027 code set, as published by the CDC National Center for Health Statistics (NCHS) and CMS, effective October 1, 2026 to September 30, 2027. Codes, titles and notes are shown as published. Check payer rules and the official guidelines before billing. This page is not medical advice.