I70.21
Non-billableAthscl native arteries of extremities w intermittent claud
Atherosclerosis of native arteries of extremities with intermittent claudication
This is a header/category code. For billing purposes, use a more specific child code from the list below.
Coding Notes
Includes
Conditions included under this code
- arteriolosclerosis
- arterial degeneration
- arteriosclerosis
- arteriosclerotic vascular disease
- arteriovascular degeneration
- atheroma
- endarteritis deformans or obliterans
- senile arteritis
- senile endarteritis
- vascular degeneration
Excludes 2
Conditions not included here, but the patient may have both
- 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.-)
- arteriosclerotic cardiovascular disease (I25.1-)
- arteriosclerotic heart disease (I25.1-)
- atheroembolism (I75.-)
- cerebral atherosclerosis (I67.2)
- coronary atherosclerosis (I25.1-)
- mesenteric atherosclerosis (K55.1)
- precerebral atherosclerosis (I67.2)
- primary pulmonary atherosclerosis (I27.0)
- atherosclerosis of bypass graft of extremities (I70.30-I70.79)
Use Additional Code
Additional codes that should follow this code
Child Codes (5)
I70.211Athscl native arteries of extrm w intrmt claud, right leg
I70.212Athscl native arteries of extrm w intrmt claud, left leg
I70.213Athscl native arteries of extrm w intrmt claud, bi legs
I70.218Athscl native arteries of extrm w intrmt claud, oth extrm
I70.219Athscl native arteries of extrm w intrmt claud, unsp extrm
Also Known As / Clinical Terms
Frequently Asked Questions
What is the ICD-10 code for athscl native arteries of extremities w intermittent claud?
The ICD-10-CM code for athscl native arteries of extremities w intermittent claud is I70.21. The full clinical description is "Atherosclerosis of native arteries of extremities with intermittent claudication". I70.21 is a non-billable header code. Use a more specific child code for billing purposes.
What does ICD-10 code I70.21 mean?
ICD-10-CM code I70.21 represents "Atherosclerosis of native arteries of extremities with intermittent claudication". It is classified under Chapter 9: Diseases of the Circulatory System and is a non-billable header code. Use a more specific child code for billing purposes.
Is I70.21 a billable code?
No, I70.21 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 5 child codes under I70.21.
What chapter is I70.21 in?
I70.21 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What are the subcategories under I70.21?
I70.21 has 5 child codes, including: I70.211 (Athscl native arteries of extrm w intrmt claud, right leg), I70.212 (Athscl native arteries of extrm w intrmt claud, left leg), I70.213 (Athscl native arteries of extrm w intrmt claud, bi legs), I70.218 (Athscl native arteries of extrm w intrmt claud, oth extrm), and 1 more.
Are additional codes required with I70.21?
Yes, when using I70.21 you should also code: code to identify:; 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); code, if applicable, to identify chronic total occlusion of artery of extremity (I70.92).
What are the UMLS CUIs for I70.21?
I70.21 is linked to 1 UMLS Concept Unique Identifier: C0375295. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
Automate ICD-10 Coding With AI
Send clinical text to the AutoICD API and get back structured ICD-10 codes with confidence scores. Integrates into any EHR or billing system in minutes.
Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.