Z51.6
BillableEncounter for desensitization to allergens
Encounter for desensitization to allergens
Coding Notes
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
Code Also
A second code may be required; sequencing depends on circumstances
- condition requiring care
Related Codes(5)
ICD-11 Equivalents(1)
ICD-11 Equivalents
View full mappingCorresponding ICD-11 codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(1)
Frequently Asked Questions
What is the ICD-10 code for encounter for desensitization to allergens?
The ICD-10-CM code for encounter for desensitization to allergens is Z51.6. The full clinical description is "Encounter for desensitization to allergens". Z51.6 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code Z51.6 mean?
ICD-10-CM code Z51.6 represents “Encounter for desensitization to allergens”. It is classified under Chapter 22: Factors Influencing Health Status and Contact With Health Services and is a billable/specific code that can be used on a claim.
Is Z51.6 a billable code?
Yes, Z51.6 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is Z51.6 in?
Z51.6 is in Chapter 22: Factors Influencing Health Status and Contact With Health Services (codes Z00-Z99).
What codes cannot be used with Z51.6?
Z51.6 has Excludes1 notes indicating codes that cannot be used together with it, including: follow-up examination after treatment (Z08-Z09).
What are the UMLS CUIs for Z51.6?
Z51.6 is linked to 1 UMLS Concept Unique Identifier: C0595957. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does Z51.6 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like encounter for desensitization to allergens 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 Z51.6?
Z51.6 maps to the ICD-11 code: QB9C (Allergen immunotherapy).
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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.