OST-248 Diagnostic Coding - Chapter 5 – 7
Exam Study Guide Solutions
A three-digit code is to be used only if it is not further subdivided. - ANSWER-True
If the same condition is described as both acute and chronic and if separate subentries exist in the
Alphabetic Index at the same indentati...
For ambulatory surgery, code the diagnosis for which the surgery was performed. - ANSWER✔✔-True
The ICD-10-CM Official Guidelines for Coding and Reporting were developed by the American Health
Information Management Association. - ANSWER✔✔-False
For outpatient and physician office visits, the code that is listed first for coding and reporting purposes is
the reason for the encounter. - ANSWER✔✔-True
Codes that describe symptoms and signs are acceptable for coding when a definitive diagnosis has not
been established in a physician's office. - ANSWER✔✔-True
If signs and symptoms exist that are not routinely associated with a disease process, the signs and
symptoms should not be coded. - ANSWER✔✔-False
Sequela codes should be used only within six months after the initial injury or disease. - ANSWER✔✔-
False
The principal diagnosis is defined as "that condition established after study to be chiefly responsible for
occasioning the outpatient visit of the patient to the hospital for care." - ANSWER✔✔-False
If the diagnosis documented at the time of discharge is qualified as "probable" or "suspected," do not
code the condition. - ANSWER✔✔-False
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