ICD-10-CM Diagnosis Coding Flashcards
6 cards from real CPC practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 6 ICD-10-CM Diagnosis Coding flashcards as text
In ICD-10-CM, how many characters can a valid code have?
Answer: 3–7 characters
ICD-10-CM codes range from 3 to 7 characters in length, always beginning with a letter.
What does a placeholder character 'X' serve in ICD-10-CM coding?
Answer: Allows future expansion and fills empty character positions
The placeholder 'X' is used to allow future code expansion and to fill empty character positions in a code.
Which ICD-10-CM 7th character extension indicates an initial encounter for an injury?
Answer: A
The 7th character 'A' designates an initial encounter, meaning the patient is receiving active treatment for the condition.
What is the correct sequencing rule for coding outpatient visits?
Answer: Code the reason for the visit (first-listed diagnosis)
For outpatient visits, the first-listed diagnosis is the condition chiefly responsible for the services provided.
In ICD-10-CM, the abbreviation 'NEC' stands for:
Answer: Not elsewhere classifiable
NEC means 'not elsewhere classifiable' and is used when there is no more specific code available.
When coding type 2 diabetes with diabetic chronic kidney disease, which code is sequenced first?
Answer: The diabetes code
In etiology/manifestation coding, the etiology (diabetes) is sequenced first, followed by the manifestation (CKD).