I20.89
BillableOther forms of angina pectoris
Other forms of angina pectoris
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Angina equivalent
- Angina of effort
- Coronary slow flow syndrome
- Stable angina
- Stenocardia
Excludes 1
Codes that cannot be used together with this code (mutual exclusion)
Excludes 2
Conditions not included here, but the patient may have both
- •certain conditions originating in the perinatal periodP04-P96
- •certain infectious and parasitic diseasesA00-B99
- •complications of pregnancy, childbirth and the puerperiumO9A)O00
- •congenital malformations, deformations, and chromosomal abnormalitiesQ00-Q99
- •endocrine, nutritional and metabolic diseasesE00-E88
- •injury, poisoning and certain other consequences of external causesS00-T88
- •neoplasmsC00-D49
- •symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classifiedR00-R94
- •systemic connective tissue disordersM30-M36
- •transient cerebral ischemic attacks and related syndromesG45
Use Additional Code
Additional codes that should follow this code
- code to identify:
- •exposure to environmental tobacco smokeZ77.22
- •history of tobacco dependenceZ87.891
- •occupational exposure to environmental tobacco smokeZ57.31
- •tobacco dependenceF17
- •tobacco useZ72.0
- code(s) for symptoms associated with angina equivalent
Code Also
A second code may be required; sequencing depends on circumstances
Related Conditions
Also Known As / Clinical Terms(112)
SNOMED CT
- Chest pain at rest9267009
- Syncope anginosa21470009
- Nocturnal angina35928006
- Angina, class II41334000
- Angina at rest59021001
- Angina decubitus59021001
- Anginal chest pain at rest59021001
- Angina, class I61490001
- Chest pain on exertion81953000
- Angina, class III85284003
- Stable angina233819005
- Angina of effort300995000
- Angina on effort300995000
- Exercise-induced angina300995000
- Exertional angina300995000
- Atypical angina371807002
- Chronic ischaemic heart disease413838009
- Chronic ischemic heart disease413838009
- Angina equivalent565394081000119105
- Anginal equivalent565394081000119105
- Chronic chest pain434011000124101
UMLS
- Angina Pectori, StableC0340288
- Angina Pectoris, StableC0340288
- Angina, Chronic StableC0340288
- Angina, StableC0340288
- Anginas, Chronic StableC0340288
- Anginas, StableC0340288
- Chronic Stable AnginaC0340288
- Chronic Stable AnginasC0340288
- Pectori, Stable AnginaC0340288
- Pectoris, Stable AnginaC0340288
- Stable AnginaC0340288
- Stable Angina PectoriC0340288
- Stable Angina PectorisC0340288
- Stable Angina, ChronicC0340288
- Stable AnginasC0340288
- Stable Anginas, ChronicC0340288
- Stable anginaC0340288
- Stable angina (disorder)C0340288
- Stable angina pectorisC0340288
- angina chronic stableC0340288
- angina stableC0340288
- chronic stable anginaC0340288
- stable anginaC0340288
- stable chronic anginaC0340288
- Angina equivalentC0741034
- Anginal equivalentC0741034
- Anginal equivalent (finding)C0741034
- anginal equivalentC0741034
- anginal equivalentsC0741034
- Angina of effortC0577698
- Angina on effortC0577698
- Angina on exerciseC0577698
- Effort anginaC0577698
- Exercise induced anginaC0577698
- Exercise-induced anginaC0577698
- Exercise-induced angina (disorder)C0577698
- Exertional anginaC0577698
- StenocardiaC0577698
- effort anginaC0577698
- exercise induced anginaC0577698
- exertional anginaC0577698
- Coronary slow flow syndromeC5819577
- Other forms of angina pectorisC0348588
Clinical Terms
- Angina, class I
- Chronic chest pain
- Chronic ischaemic heart disease
- Pectoris, Stable Angina
- Stable Angina, Chronic
- Stable Anginas
- angina stable
- Anginas, Chronic Stable
- anginal equivalents
- Stable angina (disorder)
- Effort angina
- stable angina
- exertional angina
- chronic stable angina
- Atypical angina
- Nocturnal angina
- Angina on exercise
- Exercise induced angina
- Coronary slow flow syndrome
- Stenocardia
- angina chronic stable
- Syncope anginosa
- Angina on effort
- Angina decubitus
- Angina Pectoris, Stable
- Exercise-induced angina
- Stable angina pectoris
- Chronic ischemic heart disease
- Anginas, Stable
- Anginal equivalent
- Angina equivalent
- Chest pain on exertion
- Angina, class III
- Angina, class II
- Exercise-induced angina (disorder)
- Stable Anginas, Chronic
- Angina of effort
- stable chronic angina
- Angina, Chronic Stable
- Angina, Stable
- Pectori, Stable Angina
- Anginal chest pain at rest
- Chronic Stable Anginas
- Stable Angina Pectori
- Angina Pectori, Stable
- Angina at rest
- Anginal equivalent (finding)
- Chest pain at rest
Frequently Asked Questions
What is the ICD-10 code for other forms of angina pectoris?
The ICD-10-CM code for other forms of angina pectoris is I20.89. The full clinical description is "Other forms of angina pectoris". I20.89 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I20.89 mean?
ICD-10-CM code I20.89 represents “Other forms of angina pectoris”. It is classified under Chapter 9: Diseases of the Circulatory System and is a billable/specific code that can be used on a claim.
Is I20.89 a billable code?
Yes, I20.89 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I20.89 in?
I20.89 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What codes cannot be used with I20.89?
I20.89 has Excludes1 notes indicating codes that cannot be used together with it, including: angina pectoris with atherosclerotic heart disease of native coronary arteries (I25.1-); atherosclerosis of coronary artery bypass graft(s) and coronary artery of transplanted heart with angina pectoris (I25.7-); postinfarction angina (I23.7).
Are additional codes required with I20.89?
Yes, when using I20.89, also report: ; 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(s) for symptoms associated with angina equivalent.
What SNOMED CT codes does I20.89 map to?
I20.89 maps to 14 SNOMED CT concepts: 59021001, 565394081000119105, 300995000, 61490001, 41334000, and 9 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I20.89?
I20.89 is linked to 5 UMLS Concept Unique Identifiers: C0340288, C0741034, C0577698, C5819577, C0348588. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I20.89 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like other forms of angina pectoris affect a person's functioning — body functions, activities, participation, and environmental factors. AutoICD provides ICF Core Sets for 12+ conditions and can map clinical text to ICF categories automatically. Browse the ICF directory to explore functioning codes.
What is the ICD-11 equivalent of I20.89?
There is no direct ICD-11 mapping available for I20.89 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-11. Use the ICD-10 to ICD-11 converter to search for related codes.
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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.