I77.89

Other specified disorders of arteries and arterioles

Billable FY2026 2025-10-01 → 2026-09-30

Exclusions 13 never code together

I77code

Excludes2

collagen (vascular) diseases (M30-M36)M30-M36
hypersensitivity angiitis (M31.0)M31.0
pulmonary artery (I28.-)I28.-

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.-

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

Instructional notes

No further instructional notes apply.

Index entries leading here 13

Artery, arterial — see also condition
- abscess I77.89
Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
- artery (wall) I77.89
Deformity Q89.9
- kidney (s) (calyx) (pelvis) (congenital) Q63.9
  - artery (congenital) Q27.2
    - acquired I77.89
- aorta (arch) (congenital) Q25.40
  - acquired I77.89
- artery (congenital) (peripheral) NOS Q27.9
  - acquired I77.89
- aortic
  - arch, acquired I77.89
Degeneration, degenerative
- aorta, aortic I70.0
  - fatty I77.89
Syndrome — see also Disease
- thoracic outlet (compression) G54.0
  - arterial I77.89
- popliteal
  - artery entrapment I77.89
- Degos' I77.89
- pectoral girdle I77.89
- pectoralis minor I77.89
- perabduction I77.89
- subcostal nerve compression I77.89
Disorder (of) — see also Disease
- arteriole NEC I77.89
- artery NEC I77.89
Hypertrophy, hypertrophic
- artery I77.89
- muscular coat, artery I77.89
Erosion
- artery I77.2
  - without rupture I77.89
Disease, diseased — see also Syndrome
- Degos' I77.89
Degos' disease I77.89
Hyperplasia, hyperplastic
- renal artery I77.89
Vasculitis I77.6
- kidney I77.89
Papulosis
- malignant I77.89

Alongside this code 2 same parent — I77.8

I77.81 Aortic ectasia category I77.82 Antineutrophilic cytoplasmic antibody [ANCA] vasculitis

Medications 4

41 Bipolar and Related Disorders drugs 10 Feeding and Eating Disorders drugs 65 Sleep Initiation and Maintenance Disorders drugs 19 Trauma and Stressor Related Disorders 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

CMS22HCC108 ESRD21HCC108 ESRD24HCC108

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

This code

Billable: yes
Code set: FY2026
Parent: I77.8
Block: I70-I79
Siblings: 2

Present FY2024–FY2027.