2023

  1. ICD-10-CM Codes
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  2. A00-B99
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  3. A50-A64
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  5. 2023 ICD-10-CM Diagnosis Code A56.11

2023 ICD-10-CM Diagnosis Code A56.11

Chlamydial female pelvic inflammatory disease

    2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Female Dx
  • A56.11 is a billable/specific ICD-10-CM code that can be used to indicate a diagnosis for reimbursement purposes.
  • The 2023 edition of ICD-10-CM A56.11 became effective on October 1, 2022.
  • This is the American ICD-10-CM version of A56.11 - other international versions of ICD-10 A56.11 may differ.
ICD-10-CM Coding Rules
  • A56.11 is applicable to female patients.
The following code(s) above A56.11 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 A56.11:
  • A00-B99
    2023 ICD-10-CM Range A00-B99

    Certain infectious and parasitic diseases

    Includes
    • diseases generally recognized as communicable or transmissible
    Type 1 Excludes
    • certain localized infections - see body system-related chapters
    Type 2 Excludes
    • carrier or suspected carrier of infectious disease (Z22.-)
    • infectious and parasitic diseases complicating pregnancy, childbirth and the puerperium (O98.-)
    • infectious and parasitic diseases specific to the perinatal period (P35-P39)
    • influenza and other acute respiratory infections (J00-J22)
    Use Additional
    • code to identify resistance to antimicrobial drugs (Z16.-)
    Certain infectious and parasitic diseases
  • A50-A64
    2023 ICD-10-CM Range A50-A64

    Infections with a predominantly sexual mode of transmission

    Type 1 Excludes
    • human immunodeficiency virus [HIV] disease (B20)
    • nonspecific and nongonococcal urethritis (N34.1)
    • Reiter's disease (M02.3-)
    Infections with a predominantly sexual mode of transmission
  • A56
    ICD-10-CM Diagnosis Code A56

    Other sexually transmitted chlamydial diseases

      2016 2017 2018 2019 2020 2021 2022 2023 Non-Billable/Non-Specific Code
    Includes
    • sexually transmitted diseases due to Chlamydia
    • trachomatis
    Type 1 Excludes
    • neonatal chlamydial conjunctivitis (P39.1)
    • neonatal chlamydial pneumonia (P23.1)
    Type 2 Excludes
    • chlamydial lymphogranuloma (A55)
    • conditions classified to A74.-
    Other sexually transmitted chlamydial diseases
Approximate Synonyms
  • Chlamydia female pelvic inflammatory disease
  • Chlamydial pelvic inflammatory disease
ICD-10-CM A56.11 is grouped within Diagnostic Related Group(s) (MS-DRG v40.0):
  • 689 Kidney and urinary tract infections with mcc
  • 690 Kidney and urinary tract infections without mcc

Convert A56.11 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
  • 2021 (effective 10/1/2020): No change
  • 2022 (effective 10/1/2021): No change
  • 2023 (effective 10/1/2022): No change
Code annotations containing back-references to A56.11:
  • Type 1 Excludes: N74
    ICD-10-CM Diagnosis Code N74

    Female pelvic inflammatory disorders in diseases classified elsewhere

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Female Dx Manifestation Code
    Code First
    • underlying disease
    Type 1 Excludes
    • chlamydial cervicitis (A56.02)
    • chlamydial pelvic inflammatory disease (A56.11)
    • gonococcal cervicitis (A54.03)
    • gonococcal pelvic inflammatory disease (A54.24)
    • herpesviral [herpes simplex] cervicitis (A60.03)
    • herpesviral [herpes simplex] pelvic inflammatory disease (A60.09)
    • syphilitic cervicitis (A52.76)
    • syphilitic pelvic inflammatory disease (A52.76)
    • trichomonal cervicitis (A59.09)
    • tuberculous cervicitis (A18.16)
    • tuberculous pelvic inflammatory disease (A18.17)

Diagnosis Index entries containing back-references to A56.11:
  • Chlamydia, chlamydial A74.9
    ICD-10-CM Diagnosis Code A74.9

    Chlamydial infection, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code
    Applicable To
    • Chlamydiosis NOS
    • female
      • pelvic inflammatory disease A56.11
      • pelviperitonitis A56.11
    • endometritis A56.11
    • salpingitis A56.11
  • Disease, diseased - see also Syndrome
    • pelvis, pelvic
      • inflammatory (female) N73.9
        ICD-10-CM Diagnosis Code N73.9

        Female pelvic inflammatory disease, unspecified

          2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Female Dx
        Applicable To
        • Female pelvic infection or inflammation NOS
        • chlamydial A56.11
  • Endometritis (decidual) (nonspecific) (purulent) (senile) (atrophic) (suppurative) N71.9
    ICD-10-CM Diagnosis Code N71.9

    Inflammatory disease of uterus, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Female Dx
    • chlamydial A56.11
  • Salpingitis (catarrhal) (fallopian tube) (nodular) (pseudofollicular) (purulent) (septic) N70.91
    ICD-10-CM Diagnosis Code N70.91

    Salpingitis, unspecified

      2016 2017 2018 2019 2020 2021 2022 2023 Billable/Specific Code Female Dx
    • chlamydial A56.11

ICD-10-CM Codes Adjacent To A56.11
A54.89 Other gonococcal infections
A54.9 Gonococcal infection, unspecified
A55 Chlamydial lymphogranuloma (venereum)
A56 Other sexually transmitted chlamydial diseases
A56.0 Chlamydial infection of lower genitourinary tract
A56.00 …… unspecified
A56.01 Chlamydial cystitis and urethritis
A56.02 Chlamydial vulvovaginitis
A56.09 Other chlamydial infection of lower genitourinary tract
A56.1 Chlamydial infection of pelviperitoneum and other genitourinary organs
A56.11 Chlamydial female pelvic inflammatory disease
A56.19 Other chlamydial genitourinary infection
A56.2 Chlamydial infection of genitourinary tract, unspecified
A56.3 Chlamydial infection of anus and rectum
A56.4 Chlamydial infection of pharynx
A56.8 Sexually transmitted chlamydial infection of other sites
A57 Chancroid
A58 Granuloma inguinale
A59 Trichomoniasis
A59.0 Urogenital trichomoniasis
A59.00 …… unspecified

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

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