AutoICD API

FA20.0

Seropositive rheumatoid arthritis

Seropositive rheumatoid arthritis

Classification

ICD-11

Parent Code

FA20

ICD-10 Mapping

3 equivalents

WHO Foundation

View on WHO
ICD-10 Equivalents(3)

ICD-10 Equivalents

View full mapping

Corresponding ICD-10-CM codes from the WHO crosswalk mapping

M05Rheumatoid arthritis with rheumatoid factorequivalentPrimaryM05.0Felty's syndromeequivalentPrimaryM06.3Rheumatoid noduleequivalentPrimary
Related ICF Categories(32)

ICF Core Set codes for Rheumatoid Arthritis.

b134Sleep functionsb152Emotional functionsb280Sensation of painb435Immunological system functionsb455Exercise tolerance functionsb710Mobility of joint functionsb715Stability of joint functionsb730Muscle power functionsb735Muscle tone functionsb770Gait pattern functionsb810Protective functions of the skind230Carrying out daily routine+20 more
Also Known As / Clinical Terms(3)

UMLS ↗

Frequently Asked Questions
What is the ICD-11 code for seropositive rheumatoid arthritis?

The ICD-11 code for seropositive rheumatoid arthritis is FA20.0. The full clinical description is "Seropositive rheumatoid arthritis".

What does ICD-11 code FA20.0 mean?

ICD-11 code FA20.0 represents “Seropositive rheumatoid arthritis”. It is classified under Chapter 15: Diseases of the Musculoskeletal System or Connective Tissue.

What chapter is FA20.0 in?

FA20.0 is in Chapter 15: Diseases of the Musculoskeletal System or Connective Tissue (codes FA00-FC0Z).

What is the ICD-10 equivalent of ICD-11 code FA20.0?

FA20.0 maps to 3 ICD-10 codes: M05 (Rheumatoid arthritis with rheumatoid factor), M05.0 (Felty's syndrome), M06.3 (Rheumatoid nodule). ICD-10 and ICD-11 do not always have one-to-one mappings — check the mapping type (equivalent, approximate, narrower, or broader) for each result.

What is the difference between ICD-10 and ICD-11?

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

What ICF functioning codes are related to seropositive rheumatoid arthritis?

The ICF Core Set for Rheumatoid Arthritis includes 32 functioning categories covering body functions, activities, and environmental factors commonly assessed with this condition. View the related ICF categories above.

What UMLS concepts map to ICD-11 code FA20.0?

FA20.0 is linked to 3 UMLS Concept Unique Identifiers: C0409651, C0015773, C0035450. 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.