CT of the Head
JJ · Effective Oct 1, 2015
9 active Medicare policies list Q04.4, and 1 commercial payer policy lists it. See each policy's status for the code and its official source. Listing a code is not a coverage decision: read each policy’s source for the requirements that apply.
Free account. Policy pages stay open to everyone.
JJ · Effective Oct 1, 2015
JM · Effective Oct 1, 2015
JE · Effective Oct 8, 2018
JF · Effective Oct 8, 2018
JH · Effective Oct 1, 2015
JL · Effective Oct 1, 2015
National · Effective Oct 1, 2025
National · Effective Oct 23, 2025
JL · Effective Oct 1, 2025
1 policy from 1 payer
Summary of the payer’s published policy. Not a coverage determination — confirm with the payer before submitting.
| Policy | Effective | Status of Q04.4 |
|---|---|---|
| Serum Folate and Red Blood Cell Folate Testing | Dec 15, 2025 | Covered |