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I70.33

Non-billable

Athscl unsp type bypass of the right leg w ulceration

Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration

This is a header/category code. For billing purposes, use a more specific child code from the list below.

Status

Non-billable / Header

Block

I70-I79

Parent Code

I70.3

Child Codes

7

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
  • any condition classifiable to I70.311 and I70.321
  • chronic limb-threatening ischemia of unspecified type of bypass graft(s) of the right leg with ulceration
  • critical limb ischemia of unspecified type of bypass graft(s) of the right leg with ulceration

Excludes 1

Codes that cannot be used together with this code (mutual exclusion)

  • embolism or thrombus of bypass graft(s) of extremities (T82.8-)

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)

Use Additional Code

Additional codes that should follow this 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)
  • code to identify severity of ulcer (L97.-)

Child Codes (7)

I70.331

Athscl unsp type bypass of the right leg w ulcer of thigh

BillableI70.332

Athscl unsp type bypass of the right leg w ulcer of calf

BillableI70.333

Athscl unsp type bypass of the right leg w ulcer of ankle

BillableI70.334

Athscl unsp type bypass of r leg w ulcer of heel and midft

BillableI70.335

Athscl unsp type bypass of right leg w ulcer oth prt foot

BillableI70.338

Athscl unsp type bypass of right leg w ulcer oth prt low leg

BillableI70.339

Athscl unsp type bypass of right leg w ulcer of unsp site

Billable

Also Known As / Clinical Terms

UMLS

Frequently Asked Questions

What is ICD-10 code I70.33?

ICD-10-CM code I70.33 represents "Atherosclerosis of unspecified type of bypass graft(s) of the right leg with ulceration". It is a non-billable header code — use a more specific child code for billing purposes.

Is I70.33 a billable code?

No, I70.33 is a non-billable header code. You need to use one of its more specific child codes for billing. There are 7 child codes under I70.33.

What chapter is I70.33 in?

I70.33 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).

What codes cannot be used with I70.33?

I70.33 has Excludes1 notes indicating codes that cannot be used together with it, including: embolism or thrombus of bypass graft(s) of extremities (T82.8-).

What are the subcategories under I70.33?

I70.33 has 7 child codes, including: I70.331 (Athscl unsp type bypass of the right leg w ulcer of thigh), I70.332 (Athscl unsp type bypass of the right leg w ulcer of calf), I70.333 (Athscl unsp type bypass of the right leg w ulcer of ankle), I70.334 (Athscl unsp type bypass of r leg w ulcer of heel and midft), and 3 more.

Are additional codes required with I70.33?

Yes, when using I70.33 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); code to identify severity of ulcer (L97.-).

What are the UMLS CUIs for I70.33?

I70.33 is linked to 4 UMLS Concept Unique Identifiers: C2882765, C4290155, C5385240, C5385241. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.

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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.