NPI Atlas

K52.839 – Microscopic colitis, unspecified

ICD-10-CM 2027 diagnosis code · Noninfective enteritis and colitis

Billable code

ICD-10-CM code K52.839

Code: K52.839 (claims format: K52839)
Description: Microscopic colitis, unspecified
Billable: Yes – valid for HIPAA-covered transactions
Valid for: Dates of service October 1, 2026 – September 30, 2027 (FY2027)
Chapter: 11. Diseases of the digestive system (K00-K95)
Block: K50-K52 Noninfective enteritis and colitis
Parent codes: K52 › K52.8 › K52.83

Notes inherited from parent codes

Instructional notes at a category or block level apply to every code below it.

Block K50-K52

Includes:

noninfective inflammatory bowel disease

Excludes1 (not coded here):

irritable bowel syndrome (K58.-)
megacolon (K59.3-)

Index terms for K52.839

Entries in the ICD-10-CM alphabetic index that lead to this code:

Colitis, microscopic

Related codes in K52.83

K52.831 – Collagenous colitisBillable
K52.832 – Lymphocytic colitisBillable
K52.838 – Other microscopic colitisBillable

Frequently asked questions

What is ICD-10 code K52.839?

K52.839 is the ICD-10-CM code for microscopic colitis, unspecified, in the block K50-K52 (Noninfective enteritis and colitis).

Is K52.839 a billable code?

Yes. K52.839 is a billable/specific code that can be used to indicate a diagnosis for reimbursement purposes.

What category does K52.839 belong to?

It belongs to category K52 – Other and unspecified noninfective gastroenteritis and colitis.

Source: CDC/NCHS ICD-10-CM FY2027 code files, tabular list and index. Reference only – code assignment must follow the official ICD-10-CM guidelines and documentation in the medical record.