Medical Coding and Classification Flashcards

Which organization maintains and updates the ICD-10-CM code set in the United States?

Answer: CMS and NCHS

ICD-10-CM is maintained cooperatively by the Centers for Medicare & Medicaid Services (CMS) and the National Center for Health Statistics (NCHS).

What is the key difference between ICD-10-CM and ICD-10-PCS?

Answer: ICD-10-CM is for diagnoses; ICD-10-PCS is for inpatient procedures

ICD-10-CM classifies diagnoses used across all settings, while ICD-10-PCS classifies inpatient hospital procedures.

A patient has a fracture documented as 'closed, initial encounter.' Which 7th character should be appended to the ICD-10-CM fracture code?

Answer: A

The 7th character 'A' denotes an initial encounter for a fracture receiving active treatment.

Which CPT code modifier indicates that only the professional component of a service was provided?

Answer: -26

Modifier -26 indicates the professional (physician interpretation) component of a diagnostic service, separate from the technical component.

What is the purpose of the Uniform Hospital Discharge Data Set (UHDDS)?

Answer: To define minimum data elements collected for inpatient hospital discharges

UHDDS establishes the minimum data elements, including principal diagnosis, that must be reported for every inpatient discharge.

Which of the following conditions would be coded as a 'manifestation' rather than an 'etiology' in ICD-10-CM?

Answer: Diabetic peripheral neuropathy (the neuropathy)

Diabetic peripheral neuropathy is a manifestation of diabetes; the neuropathy code is sequenced second after the diabetes (etiology) code.

Which HCPCS Level II code category covers drugs administered other than oral method?

Answer: J codes

J codes in HCPCS Level II represent drugs administered other than orally, including injections and infusions.