ICD-10 CM 2024 changes for Medical coders

On June 16th, 2023, Centers for Disease Control and Prevention (CDC) realeased the ICD-10-CM codes for the upcoming year 2024 (FY2024). Their are lot of changes in the coming edition of 2024 ICD 10 CM codes. This includes 395 new additions, deletion of 25 codes, and 13 revised codes. there will be 74,044 ICD-10-CM codes available for use in FY 2024. These codes will come into effect starting from visits or discharges occurring on or after October 1, 2023.

2024 ICD-10-CM code set, which is finalized to take effect on October 1, 2023. 

Of the 395 new ICD-10-CM codes, 123 of them are external cause codes to capture accidents and injuries. CMS also proposes 36 new codes for osteoporosis with current pathological pelvic fracture.

Other notable proposed code additions include:

  • Several new codes for sickle cell anemia
  • Five new codes for Parkinson’s disease with and without dyskinesia
  • Four new codes for migraine with aura
  • Three new codes for insulin resistance

Read also: ICD 10 coding guide for hypertension

ICD 10 coding guide for obesity

ICD-10 CM 2024 changes for Medical coders

Update on Parkinson’s disease ICD 10 codes

The final update will include five new codes for Parkinson’s disease:

  • G20.A1, Parkinson’s disease without dyskinesia, without mention of fluctuations
  • G20.A2, Parkinson’s disease without dyskinesia, with fluctuations
  • G20.B1, Parkinson’s disease with dyskinesia, without mention of fluctuations
  • G20.B2, Parkinson’s disease with dyskinesia, with fluctuations
  • G20.C, Parkinsonism, unspecified

Other notable FY 2024 final ICD-10-CM code updates include:

  • 24 new codes added to the diseases of the nervous system (G00-G99) chapter
  • 34 new codes added to the diseases of the eye and adnexa (H00-H59) chapter
  • 36 new codes added to the diseases of the musculoskeletal system and connective tissue (M00-M99) chapter
  • 22 new codes added and six revised in the congenital malformations, deformations and chromosomal abnormalities (Q00-Q99) chapter
  • 30 new codes added to and six invalidated from the factors influencing health status and contact with health services (Z00-Z99) chapter

Read also: Coding guide for Diabetes ICD 10 codes

ICD 10 coding guide for hypothyroidism

Here are some of the changes in the tabular addenda:
Chapter 1: Expanded lists of “code first” codes for A40 (Strepococcal sepsis) and A41 (Other sepsis). For example, both codes now instruct to code first for sepsis due to central venous catheter (T80.211-).
Chapter 5: Opioid-associated amnestic syndrome, a phenomenon of acute amnesia that can occur after fentanyl use, can now be reported, according to new inclusion terms added under codes for opioid dependence and opioid use: Opioid-associated amnestic syndrome with opioid dependence is added as an inclusion term under code F11.288 (Opioid dependence with other opioid-induced disorder). Similarly, opioid-associated amnestic syndrome without use disorder is now an inclusion term of code F11.988 (Opioid use, unspecified with other opioid-induced disorder).
Under Gender identity disorders, code F64.0 (Transsexualism) now includes the inclusion terms: Gender incongruence in adolescents and adults, and Transgender. Similarly, F64.2 (Gender identity disorder of childhood) includes Gender incongruence of childhood, and F64.9 (Gender identity disorder, unspecified) includes gender incongruence, unspecified.
Chapter 6: Category G05 (Encephalitis, myelitis and encephalomyelitis in diseases classified elsewhere) now specifies to code first systemic lupus erythematosus (M32.19).
Chapter 9: For codes in subcategory I87.2 (Venous insufficiency [chronic] [peripheral]), you are now instructed to code also for essential (primary) hypertension (I10), hypertensive chronic kidney disease (I12.-), hypertensive hear and chronic kidney disease (I13.-) and hypertensive heart disease (I11.-).
Chapter 11 – Diseases of the digestive system (K00-K95) includes changes that shift codes from Excludes 1 to Excludes 2 status. For example, D12.6 (adenomatous polyp of colon) and K63.5 (polyps of colon NOS) are currently listed as Excludes 1 codes for K51.4 (Inflammatory polyps of colon). The Excludes 1 status means the conditions cannot exist – or be coded – together. They will become Excludes 2 codes, meaning a patient might have both conditions.
Chapter 13 – Diseases of the musculoskeletal system and connective tissue (M00-M99), contains a variety of new instructions. For example, a new note for M32.19 (Other organ or system involvement in systemic lupus erythematosus) tells coders to use an additional code or codes “identify organ or system involvement, such as encephalitis (G05.3).”
A new note for M97 (Periprosthetic fracture around internal prosthetic joint) tells coders to code the “the specific type and cause of fracture, such as traumatic or pathological” first, if known.
Review the instructions for the 15 new codes in Chapter 14 – Diseases of the genitourinary system (N00-N99). Codes such as N06.22 (Seconday membranous nephropathy with isolated proteinuria) have a clarifying term: “Secondary membranous nephropathy, NOS.” You’ll also find a code first instruction to report the disease, disorder or poisoning that is causing the membranousnephropathy and a use additional code instruction to report the adverse effect of the drug causing the condition, when applicable. Finally, an Excludes1 note bars coders from reporting N04.22 (Secondary membranous nephropathy with nephrotic syndrome) with N06.22.
In Chapter 15 – Pregnancy, childbirth and the puerperium (O00-O9A), the use additional code instruction is revised to make it clear that coders should include a code from Z3A (Weeks of gestation) for pregnant patients when it is applicable to the encounter. The note will be revised from “code from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known,” to “code, if applicable, from category Z3A, Weeks of gestation, to identify the specific week of the pregnancy, if known.”
An excludes note revision for O04 (Complications following [induced] termination of pregnancy) will move Z33.2 (Encounter for elective termination of pregnancy, uncomplicated) and O07.- (Failed attempted termination of pregnancy) from Excludes1 to Excludes2 status.
Changes to Chapter 16 – Certain conditions originating in the perinatal period (P00-P96) include revised code first instructions for P04.1 (Newborn affected by other maternal medication). The update clarifies that withdrawal symptoms from maternal use of drugs of addiction should be reported if applicable, and adds P96.2 (withdrawal symptoms from therapeutic use of drugs in newborn). You’ll also find that P28.81 (Respiratory arrest of newborn) and P22.0- (Respiratory distress of newborn) have switched from Excludes1 to Excludes2 codes for P28.5 (Respiratory failure of newborn)
Changes in Chapter 19 – Injury, poisoning and certain other consequences of external causes (S00-T88) include changes to S22 (Fracture of rib[s], sternum and thoracic spine). The code first instructions for associated injury of an intrathoracic organ or the spinal cord has been revised to code also instructions. In addition, the Excludes1 note for R65.21 (Septic shock) has been deleted from T81.1 (Postprocedural shock)
Chapter 21 – Factors influencing health status and contact with health services (Z00-Z99) contains a host of changes, including guidelines for new code Z29.81 (Encounter for HIV pre-exposure prophylaxis). A code also note instructs coders to report risk factors for HIV, when applicable, such as Z20.6 (Contact with and [suspected] exposure to human immunodeficiency virus [HIV]) and Z72.5- (High risk sexual behavior). An extensive code also update for Z62.8 (Other specified problems related to upbringing) adds Z63.3- (Absence of a family member), Z63.4 (Disappearance and death of family member), Z63.5 (Disruption of family by separation and divorce), Z63.8 (Other specified problems related to primary support group) and Z63.7- (Other stressful life events affecting family and household), to the list of codes that should also be reported when applicable.
The update also adds new code Z91.85 (Personal history of military service) as an Excludes2 code for Z91.82 (Personal history of military deployment). Z91.82 is an Excludes2 code for Z91.85, which also has the clarify terms “personal history of serving in the armed forces” and “personal history of veteran.”
Finally, Chapter 22 – Codes for special purposes (U00-U85) will include the updated instructions for U07.1 (COVID-19). When appropriate coders will also report D68.8 (COVID-19 associated coagulopathy), D65 (Disseminated intravascular coagulation), D68.69 (Hypercoagulable states) or D68.69 (Thrombophilia). 

References:

https://acdis.org/articles/news-395-new-2024-icd-10-cm-codes-finalized-cms-tables-and-descriptions-updated

https://pbn.decisionhealth.com/Blogs/Detail.aspx?id=201051

Leave a Reply