I25.110

Atherosclerotic heart disease of native coronary artery with unstable angina pectoris

Billable FY2026 2025-10-01 → 2026-09-30 valid age >= 15

Exclusions 14 never code together

I25.110code

Excludes1

unstable angina without atherosclerotic heart disease (I20.0)I20.0

I25.1code

Excludes2

atheroembolism (I75.-)I75.-
atherosclerosis of coronary artery bypass graft(s) and transplanted heart (I25.7-)I25.7-

I25code

Excludes2

non-ischemic myocardial injury (I5A)I5A

I00-I99chapter

Excludes2

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

Excludes1 — never code together. The excluded condition and this one are mutually exclusive.

Excludes2 — not included here, but the patient may have both. Code both when documented.

Instructional notes 16

I25.1code

Inclusion terms

Atherosclerotic cardiovascular disease
Coronary (artery) atheroma
Coronary (artery) atherosclerosis
Coronary (artery) disease
Coronary (artery) sclerosis

Use additional code

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

I25code

Use additional code

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

I20-I25block

Code also

the presence of hypertension (I10-I1A)I10-I1A

Index entries leading here 1

Arteriosclerosis, arteriosclerotic (diffuse) (obliterans) (of) (senile) (with calcification) I70.90
- coronary (artery) I25.10
  - native vessel
    - with
      - angina pectoris I25.119
        
        unstable I25.110

Alongside this code 4 same parent — I25.11

I25.111 Athscl heart disease of native cor art w ang pctrs w spasm I25.112 Athscl heart dis of native cor art with refract ang pctrs I25.118 Athscl heart disease of native cor art w oth ang pctrs I25.119 Athscl heart disease of native cor art w unsp ang pctrs

Medications 3

133 Angina Pectoris drugs 58 Angina, Unstable drugs 32 Angina Pectoris, Variant drugs

MED-RT files conditions by MeSH, which carves the world differently from ICD-10. These are name matches on this code's description, offered as candidates — not as an assertion that they are this code.

Additional references

AHA Coding Clinic® Licence required

Official coding advice for this code. Published by the American Hospital Association. Not included in this installation.

Risk adjustment

CMS22HCC87 CMS28HCC229 ESRD21HCC87 ESRD24HCC87 RX08HCC188

Presence is a property of the code. Untick a model to hide it everywhere.

This code

Billable: yes
Code set: FY2026
Parent: I25.11
Block: I20-I25
Siblings: 4

Present FY2024–FY2027.