2027 ICD-10-CM Diagnosis Code K85.32Drug induced acute pancreatitis with infected necrosis

ICD-10-CM Codes›K00–K95›K80-K87›K85

ICD-10-CM K85.32
CMSSource: CMS FY 2027 ICD-10-CM dataset · Effective Oct 1, 2026 – Sep 30, 2027

K85.32 is a billable ICD-10-CM diagnosis code for drug induced acute pancreatitis with infected necrosis. It is valid on HIPAA claims for fiscal year 2027 (October 1, 2026 through September 30, 2027) and groups to MS-DRG 438 through 440, 791, 793. As a secondary diagnosis, it counts as a major complication or comorbidity (MCC) and places an inpatient stay in the highest severity level of its MS-DRG family. It does not count, however, when the principal diagnosis is one of 24 closely related codes. In AHRQ's Clinical Classifications Software (CCSR), this diagnosis falls under Drug induced or toxic related condition and Pancreatic disorders (excluding diabetes).

Code Identity

ICD-10-CM Code
K85.32
Billable Status
Yes — Valid for Submission
Code Describes
Drug induced acute pancreatitis with infected necrosis
Short Description
Drug induced acute pancreatitis with infected necrosis
Same as the full description in the CMS dataset.
Parent Code
K85.3
Drug induced acute pancreatitis

Code Classification

ChapterK00–K95Diseases of the digestive system
SectionK80-K87Disorders of gallbladder, biliary tract and pancreas
CategoryK85Acute pancreatitis
This CodeK85.32Drug induced acute pancreatitis with infected necrosis

Instructional NotesGuidance

Instructions from the official ICD-10-CM Tabular List that apply to K85.32: its own notes plus those printed at K85.3, K85, and Chapter 11. A note printed at a category, block or chapter applies to every code under it.

Includes

Further defines, or gives examples of, the content of the category.

From K85 Acute pancreatitis applies to 18 codes
  • acute (recurrent) pancreatitis
  • subacute pancreatitis

Excludes2

Not included here: the excluded condition is not part of this code, but a patient may have both, so both codes may be reported.

From Chapter 11 (K00-K95) Diseases of the digestive system applies to 863 codes
  • 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)

Use Additional Code

Add a second code, after this one, to fully describe the condition.

From K85.3 Drug induced acute pancreatitis applies to 3 codes
  • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
  • code to identify drug abuse and dependence (F11.-F17.-)

Source: CMS ICD-10-CM Tabular List. How to read instructional notes.

Referenced in Other NotesGuidance

Instructional notes printed at other codes that name K85.32, its category, or a range that includes it.

Code First 1

These codes say to code first a condition named in the note, and K85.32 is one of the conditions named.

  • E08 Diabetes mellitus due to underlying condition
    pancreatitis and other diseases of the pancreas (K85-K86.-) names K85-K86, which includes this code

Index to Diseases and InjuriesGuidance

Alphabetical index entries that point to this code.

Clinical ClassificationClinical

AHRQ’s CCSR groups this code into broader clinical categories.

CCSR INJ030
Drug induced or toxic related condition
Default principal diagnosis: inpatient Yes · outpatient Yes
CCSR DIG020
Pancreatic disorders (excluding diabetes)
Default principal diagnosis: inpatient No · outpatient No

Clinical InformationClinical

  • Acute Pancreatitis

    an acute inflammatory process that leads to necrosis of the pancreatic parenchyma. signs and symptoms include severe abdominal pain, nausea, vomiting, diarrhea, fever, and shock. causes include alcohol consumption, presence of gallstones, trauma, and drugs.

Patient EducationClinical

Pancreatitis

The pancreas is a large gland behind the stomach and close to the first part of the small intestine. It secretes digestive juices into the small intestine through a tube called the pancreatic duct. The pancreas also releases the hormones insulin and glucagon into the bloodstream.

Read the full article at MedlinePlus

Courtesy of MedlinePlus, a service of the U.S. National Library of Medicine.

Convert K85.32 to ICD-9-CMHistory

The closest ICD-9-CM equivalents under the General Equivalence Mappings.

ICD-9-CM
577.0 Acute pancreatitis
Approximate The match is approximate rather than exact.

Code History & ChangesHistory

Replacement K85.32 replaces the following previously assigned code(s):

  • K85.3 - Drug induced acute pancreatitis
FY 2019AddedAdded to the ICD-10-CM code setEffective October 1, 2018.
FY 2020–2026No changes
FY 2027CurrentCurrent code set, no changesEffective October 1, 2026 through September 30, 2027.

Questions About K85.32Overview

What is the ICD-10 code for drug induced acute pancreatitis with infected necrosis?

The ICD-10-CM code for drug induced acute pancreatitis with infected necrosis is K85.32 (sometimes written as K8532). It is billable on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

Is K85.32 (Drug induced acute pancreatitis) a billable code?

Yes. This is a billable ICD-10-CM code, specific enough to report drug induced acute pancreatitis with infected necrosis on HIPAA-covered claims from October 1, 2026 through September 30, 2027.

What MS-DRG does K85.32 group to?

When drug induced acute pancreatitis with infected necrosis is the principal diagnosis on an inpatient stay, it groups to MS-DRG 793, 791, 440, 438, 439, with relative weights from 0.5966 to 4.2192 depending on complications. Higher weights mean higher Medicare reimbursement.

Is K85.32 a CC or MCC?

CMS lists K85.32 as an MCC (major complication or comorbidity) for FY 2027. Reported as a secondary diagnosis, it places the inpatient stay in the highest-weighted DRG of its severity family. It does not count when the principal diagnosis is one of the 24 closely related codes in its exclusion list.

Does K85.32 need an additional code?

When the condition applies, yes. The Use Additional Code note at K85.3, which applies to K85.32, reads: code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5); code to identify drug abuse and dependence (F11.-F17.-). The additional code is reported after K85.32.