K52.21
BillableFood protein-induced enterocolitis syndrome
Food protein-induced enterocolitis syndrome
Coding Notes
Inclusion Terms
Alternative clinical terms for this condition
- FPIES
Includes
Conditions included under this code
- noninfective inflammatory bowel disease
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
- •allergic eosinophilic colitisK52.82
- •allergic eosinophilic esophagitisK20.0
- •allergic eosinophilic gastritisK52.81
- •allergic eosinophilic gastroenteritisK52.81
Use Additional Code
Additional codes that should follow this code
Related Codes(2)
Also Known As / Clinical Terms(28)
SNOMED CT
- Dietetic jejunitis20759009
- Jejunitis80805005
- Dietetic enterocolitis197030006
- Allergic enterocolitis caused by food protein737315000
- FPIES - Food-protein induced enterocolitis syndrome737315000
- Food-protein induced enterocolitis syndrome737315000
- Allergic colitis caused by food protein in infant737316004
- Food protein-induced colitis in infant737316004
- Allergic proctitis caused by food protein in infant737317008
- Food protein-induced proctitis in infant737317008
UMLS
Clinical Terms
- Dietetic enterocolitis
- Food protein-induced colitis in infant
- FPIES - Food-protein induced enterocolitis syndrome
- Food-protein induced enterocolitis syndrome
- Allergic proctitis caused by food protein in infant
- Food protein-induced proctitis in infant
- Allergic enterocolitis caused by food protein
- FPIES
- Allergic enterocolitis caused by food protein (disorder)
- Allergic colitis caused by food protein in infant
- Dietetic jejunitis
- Jejunitis
Frequently Asked Questions
What is the ICD-10 code for food protein-induced enterocolitis syndrome?
The ICD-10-CM code for food protein-induced enterocolitis syndrome is K52.21. The full clinical description is "Food protein-induced enterocolitis syndrome". K52.21 is a billable/specific code that can be used on insurance claims and medical billing.
What does ICD-10 code K52.21 mean?
ICD-10-CM code K52.21 represents “Food protein-induced enterocolitis syndrome”. It is classified under Chapter 11: Diseases of the Digestive System and is a billable/specific code that can be used on a claim.
Is K52.21 a billable code?
Yes, K52.21 is a billable/specific ICD-10-CM code and can be used to indicate a diagnosis on a medical claim.
What chapter is K52.21 in?
K52.21 is in Chapter 11: Diseases of the Digestive System (codes K00-K95).
What codes cannot be used with K52.21?
K52.21 has Excludes1 notes indicating codes that cannot be used together with it, including: irritable bowel syndrome (K58.-); megacolon (K59.3-).
Are additional codes required with K52.21?
Yes, when using K52.21, also report: type of food allergy (Z91.01-, Z91.02-); hypovolemic shock, if present (R57.1).
What SNOMED CT codes does K52.21 map to?
K52.21 maps to 6 SNOMED CT concepts: 737316004, 737315000, 737317008, 197030006, 20759009, and 1 more. SNOMED CT is a clinical terminology used in electronic health records.
What are the UMLS CUIs for K52.21?
K52.21 is linked to 1 UMLS Concept Unique Identifier: C4268599. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
How does K52.21 relate to ICF functioning codes?
ICF (International Classification of Functioning, Disability and Health) codes describe how conditions like food protein-induced enterocolitis syndrome 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 K52.21?
There is no direct ICD-11 mapping available for K52.21 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.