Step 3 coding ICD-10-cm

Step 3

Verify the Code in the Tabular List

What you do:

Now flip to the Tabular (Volume 1). Find the code category from the Index and confirm that the description matches your patient.

Example A:

J20 = Acute bronchitis.

J20.9 = Acute bronchitis, unspecified organism.

✅ Matches provider’s note → continue.

Example B:

E11 = Type 2 diabetes mellitus.

E11.40 = Type 2 diabetes with neuropathy, unspecified.

✅ Matches documentation → continue.

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