2021 ICD-10-CM Diagnosis Code T81.49

Infection following a procedure, other surgical site

    2019 - New Code 2020 2021 Non-Billable/Non-Specific Code
  • T81.49 should not be used for reimbursement purposes as there are multiple codes below it that contain a greater level of detail.
  • The 2021 edition of ICD-10-CM T81.49 became effective on October 1, 2020.
  • This is the American ICD-10-CM version of T81.49 - other international versions of ICD-10 T81.49 may differ.
The following code(s) above T81.49 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 T81.49:
  • S00-T88
    2021 ICD-10-CM Range S00-T88

    Injury, poisoning and certain other consequences of external causes

    Note
    • Use secondary code(s) from Chapter 20, External causes of morbidity, to indicate cause of injury. Codes within the T section that include the external cause do not require an additional external cause code
    Type 1 Excludes
    Use Additional
    • code to identify any retained foreign body, if applicable (Z18.-)
    Injury, poisoning and certain other consequences of external causes
  • T80-T88
    2021 ICD-10-CM Range T80-T88

    Complications of surgical and medical care, not elsewhere classified

    Type 2 Excludes
    • any encounters with medical care for postprocedural conditions in which no complications are present, such as:
    • artificial opening status (Z93.-)
    • closure of external stoma (Z43.-)
    • fitting and adjustment of external prosthetic device (Z44.-)
    • burns and corrosions from local applications and irradiation (T20-T32)
    • complications of surgical procedures during pregnancy, childbirth and the puerperium (O00-O9A)
    • mechanical complication of respirator [ventilator] (J95.850)
    • poisoning and toxic effects of drugs and chemicals (T36-T65 with fifth or sixth character 1-4 or 6)
    • postprocedural fever (R50.82)
    • specified complications classified elsewhere, such as:
    • cerebrospinal fluid leak from spinal puncture (G97.0)
    • colostomy malfunction (K94.0-)
    • disorders of fluid and electrolyte imbalance (E86-E87)
    • functional disturbances following cardiac surgery (I97.0-I97.1)
    • intraoperative and postprocedural complications of specified body systems (D78.-, E36.-, E89.-, G97.3-, G97.4, H59.3-, H59.-, H95.2-, H95.3, I97.4-, I97.5, J95.6-, J95.7, K91.6-, L76.-, M96.-, N99.-)
    • ostomy complications (J95.0-, K94.-, N99.5-)
    • postgastric surgery syndromes (K91.1)
    • postlaminectomy syndrome NEC (M96.1)
    • postmastectomy lymphedema syndrome (I97.2)
    • postsurgical blind-loop syndrome (K91.2)
    • ventilator associated pneumonia (J95.851)
    Use Additional
    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
    Complications of surgical and medical care, not elsewhere classified
  • T81
    ICD-10-CM Diagnosis Code T81

    Complications of procedures, not elsewhere classified

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Type 2 Excludes
    Use Additional
    • code for adverse effect, if applicable, to identify drug (T36-T50 with fifth or sixth character 5)
    Complications of procedures, not elsewhere classified
  • T81.4
    ICD-10-CM Diagnosis Code T81.4

    Infection following a procedure

      2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
    Applicable To
    • Wound abscess following a procedure
    Type 2 Excludes
    Use Additional
    • code to identify infection
    Infection following a procedure
Code History
  • 2019 (effective 10/1/2018): New code
  • 2020 (effective 10/1/2019): No change
  • 2021 (effective 10/1/2020): No change

Diagnosis Index entries containing back-references to T81.49:
  • Abscess (connective tissue) (embolic) (fistulous) (infective) (metastatic) (multiple) (pernicious) (pyogenic) (septic) L02.91
    ICD-10-CM Diagnosis Code L02.91

    Cutaneous abscess, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • peritoneum, peritoneal (perforated) (ruptured) K65.1
      ICD-10-CM Diagnosis Code K65.1

      Peritoneal abscess

        2016 2017 2018 2019 2020 2021 Billable/Specific Code
      Applicable To
      • Abdominopelvic abscess
      • Abscess (of) omentum
      • Abscess (of) peritoneum
      • Mesenteric abscess
      • Retrocecal abscess
      • Subdiaphragmatic abscess
      • Subhepatic abscess
      • Subphrenic abscess
      • postoperative T81.49
    • postoperative (any site) T81.49 - see also Infection, postoperative wound
    • operative wound T81.49
    • wound T81.49
  • Cellulitis (diffuse) (phlegmonous) (septic) (suppurative) L03.90
    ICD-10-CM Diagnosis Code L03.90

    Cellulitis, unspecified

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    • drainage site T81.49 (following operation)
  • Complication(s) (from) (of)
    • surgical procedure (on) T81.9
      ICD-10-CM Diagnosis Code T81.9

      Unspecified complication of procedure

        2016 2017 2018 2019 2020 2021 Non-Billable/Non-Specific Code
      • wound infection T81.49
  • Infection, infected, infective (opportunistic) B99.9
    ICD-10-CM Diagnosis Code B99.9

    Unspecified infectious disease

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
  • Sepsis (generalized) (unspecified organism) A41.9
    ICD-10-CM Diagnosis Code A41.9

    Sepsis, unspecified organism

      2016 2017 2018 2019 2020 2021 Billable/Specific Code
    Applicable To
    • Septicemia NOS

ICD-10-CM Codes Adjacent To T81.49
T81.42XD …… subsequent encounter
T81.42XS …… sequela
T81.43 Infection following a procedure, organ and space surgical site
T81.43XA …… initial encounter
T81.43XD …… subsequent encounter
T81.43XS …… sequela
T81.44 Sepsis following a procedure
T81.44XA …… initial encounter
T81.44XD …… subsequent encounter
T81.44XS …… sequela
T81.49 Infection following a procedure, other surgical site
T81.49XA …… initial encounter
T81.49XD …… subsequent encounter
T81.49XS …… sequela
T81.5 Complications of foreign body accidentally left in body following procedure
T81.50 Unspecified complication of foreign body accidentally left in body following procedure
T81.500 Unspecified complication of foreign body accidentally left in body following surgical operation
T81.500A …… initial encounter
T81.500D …… subsequent encounter
T81.500S …… sequela
T81.501 Unspecified complication of foreign body accidentally left in body following infusion or transfusion

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