CT of the Head
JJ · Effective Oct 1, 2015
25 active Medicare policies list G31.1, and 5 commercial payer policies list 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.
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JJ · Effective Oct 1, 2015
JM · Effective Oct 1, 2015
JJ · Effective Jan 29, 2018
JM · Effective Jan 29, 2018
JE · Effective Oct 8, 2018
JF · Effective Oct 8, 2018
JH · Effective Oct 1, 2015
JL · Effective Oct 1, 2015
J9 · Effective Oct 1, 2015
5 policies from 4 payers
Summary of the payer’s published policy. Not a coverage determination — confirm with the payer before submitting.
| Policy | Effective | Status of G31.1 |
|---|---|---|
| Eye Movement Desensitization and Reprocessing (EMDR) Therapy | Sep 7, 2023 | Covered |
| Homocysteine Testing | Oct 26, 2023 | Covered |
| Policy | Effective | Status of G31.1 |
|---|---|---|
| Concert Genetic Testing: Neurology | Not recorded | Referenced |
| Policy | Effective | Status of G31.1 |
|---|
JH · Effective Oct 1, 2015
JL · Effective Oct 1, 2015
J15 · Effective Oct 1, 2015
National · Effective Oct 1, 2025
National · Effective Oct 1, 2024
National · Effective Nov 9, 2023
National · Effective Oct 1, 2025
National · Effective Oct 1, 2025
National · Effective Oct 23, 2025
JL · Effective Oct 13, 2023
J9 · Effective Oct 13, 2023
JL · Effective Oct 1, 2025
J9 · Effective Oct 1, 2025
JL · Effective Oct 1, 2025
National · Effective Aug 7, 2025
J6 · Effective Oct 1, 2024
| Testing for Biochemical Markers for Alzheimer Disease | Jul 1, 2026 | Covered |
|---|
| Policy | Effective | Status of G31.1 |
|---|---|---|
| Serum Folate and Red Blood Cell Folate Testing | Dec 15, 2025 | Covered |