CPT 64584: ICD-10 codes that support medical necessity
These ICD-10-CM diagnoses support medical necessity for CPT 64584 under Medicare coverage policies (LCDs, NCDs, and Billing & Coding articles). Billing CPT 64584 with a diagnosis that isn't covered typically denies as CARC 50 — not medically necessary.
National approximation. Coverage varies by MAC and state — confirm against the specific LCD/NCD and article that applies to your jurisdiction and date of service.
| ICD-10 | Description |
|---|---|
| G47.33 | Obstructive sleep apnea (adult) (pediatric) |
| Z68.1 | Body mass index [BMI] 19.9 or less, adult |
| Z68.20 | Body mass index [BMI] 20.0-20.9, adult |
| Z68.21 | Body mass index [BMI] 21.0-21.9, adult |
| Z68.22 | Body mass index [BMI] 22.0-22.9, adult |
| Z68.23 | Body mass index [BMI] 23.0-23.9, adult |
| Z68.24 | Body mass index [BMI] 24.0-24.9, adult |
| Z68.25 | Body mass index [BMI] 25.0-25.9, adult |
| Z68.26 | Body mass index [BMI] 26.0-26.9, adult |
| Z68.27 | Body mass index [BMI] 27.0-27.9, adult |
| Z68.28 | Body mass index [BMI] 28.0-28.9, adult |
| Z68.29 | Body mass index [BMI] 29.0-29.9, adult |
| Z68.30 | Body mass index [BMI] 30.0-30.9, adult |
| Z68.31 | Body mass index [BMI] 31.0-31.9, adult |
| Z68.32 | Body mass index [BMI] 32.0-32.9, adult |
| Z68.33 | Body mass index [BMI] 33.0-33.9, adult |
| Z68.34 | Body mass index [BMI] 34.0-34.9, adult |
Frequently asked questions
Which ICD-10 codes support medical necessity for CPT 64584?
Medicare coverage policies (LCDs/NCDs and Billing & Coding articles) list 17 ICD-10 diagnosis codes that support medical necessity for CPT 64584. The covered codes are listed on this page. Coverage varies by MAC/state — always confirm against the policy that applies to you.
What is a medical-necessity (LCD/NCD) crosswalk?
A claim whose procedure isn't supported by a covered diagnosis denies as "not medically necessary" (CARC 50). CMS coverage policies define which diagnoses justify a procedure; this page is the ICD-10 → CPT 64584 view of that relationship.
More free billing tools: all crosswalks · NCCI edits · Medicare fees · denial codes
Informational only, not coding, billing, or legal advice. Based on CMS Medicare Coverage Database data; verify the current LCD/NCD for your MAC before billing.
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