Assays for Vitamins and Metabolic Function
JH · Effective Oct 1, 2015
13 active Medicare policies list D68.4, and 2 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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JH · Effective Oct 1, 2015
JL · Effective Oct 1, 2015
J5 · Effective Sep 16, 2017
J8 · Effective Sep 16, 2017
J6 · Effective Nov 1, 2022
JK · Effective Nov 1, 2022
JJ · Effective Oct 1, 2015
JM · Effective Oct 1, 2015
JL · Effective Oct 1, 2025
J5 · Effective Nov 27, 2025
2 policies from 2 payers
Summary of the payer’s published policy. Not a coverage determination — confirm with the payer before submitting.
| Policy | Effective | Status of D68.4 |
|---|---|---|
| Gamma Glutamyl Transferase Testing | Jul 1, 2026 | Covered |
| Policy | Effective | Status of D68.4 |
|---|---|---|
| Genetic and Coagulation Testing for Noncancer Blood Disorders | Feb 2, 2026 | Covered |
J6 · Effective Oct 1, 2025
National · Effective Oct 1, 2025
National · Effective Nov 6, 2025