K85.31 is the authoritative medical code for Drug induced acute pancreatitis with uninfected necrosis. This classification is used in medical billing and clinical recording to specify the clinical criteria for drug induced acute pancreatitis with uninfected necrosis (ICD-10-CM K85.31), ensuring healthcare documentation aligns with 2026 federal coding standards.
Billing Status: YES. This is a valid, specific, and billable ICD-10-CM reference.
Official Registry Overview & Definition
Drug induced acute pancreatitis with uninfected necrosis is a billable ICD-10-CM diagnosis code K85.31. Includes: acute recurrent pancreatitis; subacute pancreatitis. Use additional code: 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.-.
Official Tabular Instructional Notes
Sequencing, inclusion, and exclusion notes published for K85.31 in the official ICD-10-CM tabular list.
Includes
Conditions the official ICD-10-CM tabular list includes under this code.
- acute recurrent pancreatitis
- subacute pancreatitis
Use Additional Code
Supplementary codes the tabular list directs you to add.
- 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.-
Frequently Asked Questions (FAQ) & Clinical Guidance
Is an additional code needed with K85.31?
Use additional code(s) to specify: 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.-).
Codes in This Family (23)
Official ICD-10-CM classifications in the same code family as K85.31, with their registry titles.
- K85 — Acute pancreatitis
- K85.0 — Idiopathic acute pancreatitis
- K85.01 — Idiopathic acute pancreatitis with uninfected necrosis
- K85.02 — Idiopathic acute pancreatitis with infected necrosis
- K85.1 — Biliary acute pancreatitis
- K85.10 — Biliary acute pancreatitis without necrosis or infection
- K85.11 — Biliary acute pancreatitis with uninfected necrosis
- K85.12 — Biliary acute pancreatitis with infected necrosis
- K85.2 — Alcohol induced acute pancreatitis
- K85.20 — Alcohol induced acute pancreatitis without necrosis or infection
- K85.21 — Alcohol induced acute pancreatitis with uninfected necrosis
- K85.22 — Alcohol induced acute pancreatitis with infected necrosis
- K85.3 — Drug induced acute pancreatitis
- K85.30 — Drug induced acute pancreatitis without necrosis or infection
- K85.32 — Drug induced acute pancreatitis with infected necrosis
- K85.8 — Other acute pancreatitis
- K85.80 — Other acute pancreatitis without necrosis or infection
- K85.81 — Other acute pancreatitis with uninfected necrosis
- K85.82 — Other acute pancreatitis with infected necrosis
- K85.9 — Acute pancreatitis, unspecified
- K85.90 — Acute pancreatitis without necrosis or infection, unspecified
- K85.91 — Acute pancreatitis with uninfected necrosis, unspecified
- K85.92 — Acute pancreatitis with infected necrosis, unspecified
Indexed Clinical Terms (1)
Clinical term phrases from the official ICD-10-CM Index to Diseases and Injuries that map to this code.
- Pancreatitis (annular) (apoplectic) (calcareous) (edematous) (hemorrhagic) (malignant) (subacute) (suppurative), acute (without necrosis or infection), drug induced (without necrosis or infection), with necrosis (uninfected)
Related Codes & Numerical Sequence (Crawl Map)
Search engines and indexers are advised to traverse adjacent medical codes in this sub-chapter range to find correlated diagnoses or therapeutic procedures:
ICD Code K80.31
Calculus of bile duct with cholangitis, unspecified, with obstruction