ICD-10-CM Codes
K00-K95 Diseases of the digestive system
K50-K52 Noninfective enteritis and colitis
K52- Other and unspecified noninfective gastroenteritis and colitis
2022 ICD-10-CM Diagnosis Code K52.81

2022 ICD-10-CM Diagnosis Code K52.81

Eosinophilic gastritis or gastroenteritis

2016

2017

2018

2019

2020

2021

2022

Billable/Specific Code

K52.81 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
The 2022 edition of ICD-10-CM K52.81 became effective on October 1, 2021.
This is the American ICD-10-CM version of K52.81 - other international versions of ICD-10 K52.81 may differ.

Applicable To

Eosinophilic enteritis

Type 2 Excludes

Type 2 Excludes Help

A type 2 excludes note represents "not included here". A type 2 excludes note indicates that the condition excluded is not part of the condition it is excluded from but a patient may have both conditions at the same time. When a type 2 excludes note appears under a code it is acceptable to use both the code (K52.81) and the excluded code together.

eosinophilic esophagitis (
ICD-10-CM Diagnosis Code K20.0
Eosinophilic esophagitis
K20.0
)

The following code(s) above K52.81 contain annotation back-references

Annotation Back-References

In this context, annotation back-references refer to codes that contain:

Applicable To annotations, or
Code Also annotations, or
Code First annotations, or
Excludes1 annotations, or
Excludes2 annotations, or
Includes annotations, or
Note annotations, or
Use Additional annotations

that may be applicable to K52.81:

K00-K95
2022 ICD-10-CM Range K00-K95
Diseases of the digestive system
Type 2 Excludes
- certain conditions originating in the perinatal period (P04-P96)
- certain infectious and parasitic diseases (A00-B99)
- complications of pregnancy, childbirth and the puerperium (O00-O9A)
- congenital malformations, deformations and chromosomal abnormalities (Q00-Q99)
- endocrine, nutritional and metabolic diseases (E00-E88)
- injury, poisoning and certain other consequences of external causes (S00-T88)
- neoplasms (C00-D49)
- symptoms, signs and abnormal clinical and laboratory findings, not elsewhere classified (R00-R94)
Diseases of the digestive system
K50-K52
2022 ICD-10-CM Range K50-K52
Noninfective enteritis and colitis
Includes
- noninfective inflammatory bowel disease
Type 1 Excludes
- irritable bowel syndrome (K58.-)
- megacolon (K59.3-)
Noninfective enteritis and colitis

Approximate Synonyms

Eosinophilic gastritis
Eosinophilic gastritis with hemorrhage
Eosinophilic gastroenteritis
Gastric hemorrhage due to eosinophilic gastritis
Gastritis, eosinophilic

ICD-10-CM K52.81 is grouped within Diagnostic Related Group(s) (MS-DRG v39.0):

391 Esophagitis, gastroenteritis and miscellaneous digestive disorders with mcc
392 Esophagitis, gastroenteritis and miscellaneous digestive disorders without mcc

Convert K52.81 to ICD-9-CM

Code History

2016 (effective 10/1/2015): New code (first year of non-draft ICD-10-CM)
2017 (effective 10/1/2016): No change
2018 (effective 10/1/2017): No change
2019 (effective 10/1/2018): No change
2020 (effective 10/1/2019): No change
2021 (effective 10/1/2020): No change
2022 (effective 10/1/2021): No change

Code annotations containing back-references to K52.81:

Type 1 Excludes: K29

ICD-10-CM Diagnosis Code K29
Gastritis and duodenitis
Type 1 Excludes
- eosinophilic gastritis or gastroenteritis (K52.81)
- Zollinger-Ellison syndrome (E16.4)
Type 2 Excludes: K20
, K52.2
, K52.2

ICD-10-CM Diagnosis Code K20
Esophagitis
Type 1 Excludes
- erosion of esophagus (K22.1-)
- esophagitis with gastro-esophageal reflux disease (K21.0-)
- reflux esophagitis (K21.0-)
- ulcerative esophagitis (K22.1-)
Type 2 Excludes
- eosinophilic gastritis or gastroenteritis (K52.81)
Use Additional
- code to identify:
- alcohol abuse and dependence (F10.-)
ICD-10-CM Diagnosis Code K52.2
Allergic and dietetic gastroenteritis and colitis
Applicable To
- Food hypersensitivity gastroenteritis or colitis
Type 2 Excludes
- allergic eosinophilic colitis (K52.82)
- allergic eosinophilic esophagitis (K20.0)
- allergic eosinophilic gastritis (K52.81)
- allergic eosinophilic gastroenteritis (K52.81)
Use Additional
- code to identify type of food allergy (Z91.01-, Z91.02-)
ICD-10-CM Diagnosis Code K52.2
Allergic and dietetic gastroenteritis and colitis
Applicable To
- Food hypersensitivity gastroenteritis or colitis
Type 2 Excludes
- allergic eosinophilic colitis (K52.82)
- allergic eosinophilic esophagitis (K20.0)
- allergic eosinophilic gastritis (K52.81)
- allergic eosinophilic gastroenteritis (K52.81)
Use Additional
- code to identify type of food allergy (Z91.01-, Z91.02-)

Diagnosis Index entries containing back-references to K52.81:

Enteritis (acute) (diarrheal) (hemorrhagic) (noninfective) K52.9
ICD-10-CM Diagnosis Code K52.9
Noninfective gastroenteritis and colitis, unspecified
Applicable To
Colitis NOS
Enteritis NOS
Gastroenteritis NOS
Ileitis NOS
Jejunitis NOS
Sigmoiditis NOS
Type 1 Excludes
diarrhea NOS (R19.7)
functional diarrhea (K59.1)
infectious gastroenteritis and colitis NOS (A09)
neonatal diarrhea (noninfective) (P78.3)
psychogenic diarrhea (F45.8)
- allergic K52.29
  ICD-10-CM Diagnosis Code K52.29
  Other allergic and dietetic gastroenteritis and colitis
  2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  Applicable To
  Allergic proctocolitis
  Food hypersensitivity gastroenteritis or colitis
  Food-induced eosinophilic proctocolitis
  Food protein-induced proctocolitis
  Immediate gastrointestinal hypersensitivity
  Milk protein-induced proctocolitis
  - with
    - eosinophilic gastritis or gastroenteritis K52.81
- eosinophilic K52.81
Gastritis (simple) K29.70
ICD-10-CM Diagnosis Code K29.70
Gastritis, unspecified, without bleeding
- eosinophilic K52.81
Gastroenteritis (acute) (chronic) (noninfectious) K52.9
- see also Enteritis
ICD-10-CM Diagnosis Code K52.9
Noninfective gastroenteritis and colitis, unspecified
Applicable To
Colitis NOS
Enteritis NOS
Gastroenteritis NOS
Ileitis NOS
Jejunitis NOS
Sigmoiditis NOS
Type 1 Excludes
diarrhea NOS (R19.7)
functional diarrhea (K59.1)
infectious gastroenteritis and colitis NOS (A09)
neonatal diarrhea (noninfective) (P78.3)
psychogenic diarrhea (F45.8)
- allergic K52.29
  ICD-10-CM Diagnosis Code K52.29
  Other allergic and dietetic gastroenteritis and colitis
  2016 2017 2018 2019 2020 2021 2022 Billable/Specific Code
  Applicable To
  Allergic proctocolitis
  Food hypersensitivity gastroenteritis or colitis
  Food-induced eosinophilic proctocolitis
  Food protein-induced proctocolitis
  Immediate gastrointestinal hypersensitivity
  Milk protein-induced proctocolitis
  - with
    - eosinophilic gastritis or gastroenteritis K52.81
- eosinophilic K52.81

ICD-10-CM Codes Adjacent To K52.81

K51.919 Ulcerative colitis, unspecified with unspecified complications

K52 Other and unspecified noninfective gastroenteritis and colitis

K52.0 Gastroenteritis and colitis due to radiation

K52.1 Toxic gastroenteritis and colitis

K52.2 Allergic and dietetic gastroenteritis and colitis

K52.21 Food protein-induced enterocolitis syndrome

K52.22 Food protein-induced enteropathy

K52.29 Other allergic and dietetic gastroenteritis and colitis

K52.3 Indeterminate colitis

K52.8 Other specified noninfective gastroenteritis and colitis

K52.81 Eosinophilic gastritis or gastroenteritis

K52.82 Eosinophilic colitis

K52.83 Microscopic colitis

K52.831 Collagenous colitis

K52.832 Lymphocytic colitis

K52.838 Other microscopic colitis

K52.839 …… unspecified

K52.89 Other specified noninfective gastroenteritis and colitis

K52.9 Noninfective gastroenteritis and colitis, unspecified

K55 Vascular disorders of intestine

K55.0 Acute vascular disorders of intestine

Reimbursement claims with a date of service on or after October 1, 2015 require the use of ICD-10-CM codes.

2022 ICD-10-CM Diagnosis Code K52.81

Eosinophilic gastritis or gastroenteritis

Eosinophilic esophagitis

Diseases of the digestive system

Noninfective enteritis and colitis

Gastritis and duodenitis

Esophagitis

Allergic and dietetic gastroenteritis and colitis

Allergic and dietetic gastroenteritis and colitis

Noninfective gastroenteritis and colitis, unspecified

Other allergic and dietetic gastroenteritis and colitis

Gastritis, unspecified, without bleeding

Noninfective gastroenteritis and colitis, unspecified

Other allergic and dietetic gastroenteritis and colitis