I27.20
BillablePulmonary hypertension, unspecified
Pulmonary hypertension, unspecified
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- Pulmonary hypertension NOS
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
Code Also
A second code may be required; sequencing depends on circumstances
- associated underlying condition
Related Codes(5)
Also Known As / Clinical Terms(56)
SNOMED CT
- Hypertensive pulmonary venous disease5499009
- Pulmonary hypertensive venous disease5499009
- Progressive pulmonary hypertension10964002
- Hypertensive pulmonary arterial disease11399002
- Pulmonary arterial hypertension11399002
- Pulmonary hypertensive arterial disease11399002
- PHT - Pulmonary hypertension70995007
- Pulmonary hypertension70995007
- Episodic pulmonary hypertension87394009
- Precapillary pulmonary hypertension697896007
- HUPRA syndrome776416004
- Hyperuricaemia, pulmonary hypertension, renal failure, alkalosis syndrome776416004
- Hyperuricemia, pulmonary hypertension, renal failure, alkalosis syndrome776416004
- Mild pulmonary hypertension840306007
- Moderate pulmonary hypertension840307003
- Severe pulmonary hypertension840308008
UMLS
- HYPERTENSION PULMC0020542
- Hypertension pulmonaryC0020542
- Hypertension, PulmonaryC0020542
- PHT - Pulmonary hypertensionC0020542
- PULM HYPERTENSIONC0020542
- Pulmonary HypertensionC0020542
- Pulmonary hypertensionC0020542
- Pulmonary hypertension (disorder)C0020542
- Pulmonary hypertension NOSC0020542
- Pulmonary hypertensionsC0020542
- Pulmonary hypertensive vascular diseaseC0020542
- hypertension caused by lung diseaseC0020542
- pulmonary hypertensionC0020542
- pulmonary hypertension disorderC0020542
- Pulmonary hypertension, unspecifiedC4509208
Clinical Terms
- Pulmonary hypertensive vascular disease
- Progressive pulmonary hypertension
- Pulmonary hypertensions
- Precapillary pulmonary hypertension
- Pulmonary arterial hypertension
- Hypertension pulmonary
- PHT - Pulmonary hypertension
- PULM HYPERTENSION
- Mild pulmonary hypertension
- Pulmonary hypertension NOS
- Severe pulmonary hypertension
- HYPERTENSION PULM
- Hypertensive pulmonary venous disease
- Moderate pulmonary hypertension
- Pulmonary hypertension (disorder)
- hypertension caused by lung disease
- Hyperuricemia, pulmonary hypertension, renal failure, alkalosis syndrome
- Episodic pulmonary hypertension
- HUPRA syndrome
- Hypertensive pulmonary arterial disease
- Hypertension, Pulmonary
- pulmonary hypertension disorder
- Pulmonary hypertensive arterial disease
- Hyperuricaemia, pulmonary hypertension, renal failure, alkalosis syndrome
- Pulmonary hypertensive venous disease
Frequently Asked Questions
What is the ICD-10 code for pulmonary hypertension, unspecified?
The ICD-10-CM code for pulmonary hypertension, unspecified is I27.20. The full clinical description is "Pulmonary hypertension, unspecified". I27.20 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code I27.20 mean?
ICD-10-CM code I27.20 represents “Pulmonary hypertension, unspecified”. 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 I27.20 a billable code?
Yes, I27.20 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is I27.20 in?
I27.20 is in Chapter 9: Diseases of the Circulatory System (codes I00-I99).
What codes cannot be used with I27.20?
I27.20 has Excludes1 notes indicating codes that cannot be used together with it, including: Eisenmenger's syndrome (I27.83).
What SNOMED CT codes does I27.20 map to?
I27.20 maps to 10 SNOMED CT concepts: 87394009, 776416004, 11399002, 5499009, 840306007, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for I27.20?
I27.20 is linked to 2 UMLS Concept Unique Identifiers: C0020542, C4509208. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does I27.20 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like pulmonary hypertension, unspecified 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 I27.20?
There is no direct ICD-11 mapping available for I27.20 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.