2020 ICD-10-CM Diagnosis Code K86.1

Other chronic pancreatitis

    2016 2017 2018 2019 2020 Billable/Specific Code
  • K86.1 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2020 edition of ICD-10-CM K86.1 became effective on October 1, 2019.
  • This is the American ICD-10-CM version of K86.1 - other international versions of ICD-10 K86.1 may differ.
Applicable To
  • Chronic pancreatitis NOS
  • Infectious chronic pancreatitis
  • Recurrent chronic pancreatitis
  • Relapsing chronic pancreatitis
Code Also
Code Also Help
A code also note instructs that 2 codes may be required to fully describe a condition but the sequencing of the two codes is discretionary, depending on the severity of the conditions and the reason for the encounter.
  • exocrine pancreatic insufficiency (
    ICD-10-CM Diagnosis Code K86.81

    Exocrine pancreatic insufficiency

      2017 - New Code 2018 2019 2020 Billable/Specific Code
    K86.81
    )
The following code(s) above K86.1 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 K86.1:
  • K00-K95
    2020 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
  • K86
    ICD-10-CM Diagnosis Code K86

    Other diseases of pancreas

      2016 2017 2018 2019 2020 Non-Billable/Non-Specific Code
    Type 2 Excludes
    • fibrocystic disease of pancreas (E84.-)
    • islet cell tumor (of pancreas) (D13.7)
    • pancreatic steatorrhea (K90.3)
    Other diseases of pancreas
Approximate Synonyms
  • Chronic pancreatitis
  • Pancreatitis (inflammation of pancreas), chronic
Clinical Information
  • A chronic inflammatory process causing damage and fibrosis of the pancreatic parenchyma. Signs and symptoms include abdominal pain, malabsorption and diabetes mellitus.
  • Inflammation of the pancreas that is characterized by recurring or persistent abdominal pain with or without steatorrhea or diabetes mellitus. It is characterized by the irregular destruction of the pancreatic parenchyma which may be focal, segmental, or diffuse.
ICD-10-CM K86.1 is grouped within Diagnostic Related Group(s) (MS-DRG v37.0):
  • 438 Disorders of pancreas except malignancy with mcc
  • 439 Disorders of pancreas except malignancy with cc
  • 440 Disorders of pancreas except malignancy without cc/mcc

Convert K86.1 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

Diagnosis Index entries containing back-references to K86.1:
  • Hypertension, hypertensive (accelerated) (benign) (essential) (idiopathic) (malignant) (systemic) I10
    ICD-10-CM Diagnosis Code I10

    Essential (primary) hypertension

      2016 2017 2018 2019 2020 Billable/Specific Code Questionable As Admission Dx
    Includes
    • high blood pressure
    • hypertension (arterial) (benign) (essential) (malignant) (primary) (systemic)
    Type 1 Excludes
    • hypertensive disease complicating pregnancy, childbirth and the puerperium (O10-O11, O13-O16)
    Type 2 Excludes
    • essential (primary) hypertension involving vessels of brain (I60-I69)
    • essential (primary) hypertension involving vessels of eye (H35.0-)
  • Pancreatitis (annular) (apoplectic) (calcareous) (edematous) (hemorrhagic) (malignant) (recurrent) (subacute) (suppurative) K85.90
    ICD-10-CM Diagnosis Code K85.90

    Acute pancreatitis without necrosis or infection, unspecified

      2017 - New Code 2018 2019 2020 Billable/Specific Code
    • chronic (infectious) K86.1
      • recurrent K86.1
      • relapsing K86.1
    • interstitial (chronic) K86.1
    • cystic K86.1 (chronic)
    • fibrous K86.1 (chronic)
    • recurrent K86.1 (chronic)
    • relapsing, chronic K86.1

ICD-10-CM Codes Adjacent To K86.1
K85.8 Other acute pancreatitis
K85.80 …… without necrosis or infection
K85.81 …… with uninfected necrosis
K85.82 …… 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
K86 Other diseases of pancreas
K86.0 Alcohol-induced chronic pancreatitis
K86.1 Other chronic pancreatitis
K86.2 Cyst of pancreas
K86.3 Pseudocyst of pancreas
K86.8 Other specified diseases of pancreas
K86.81 Exocrine pancreatic insufficiency
K86.89 Other specified diseases of pancreas
K86.9 Disease of pancreas, unspecified
K87 Disorders of gallbladder, biliary tract and pancreas in diseases classified elsewhere
K90 Intestinal malabsorption
K90.0 Celiac disease
K90.1 Tropical sprue

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