Assays for Vitamins and Metabolic Function
JH · Effective Oct 1, 2015
36 active Medicare policies list K90.89, 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.
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JH · Effective Oct 1, 2015
JL · Effective Oct 1, 2015
J15 · Effective Oct 1, 2015
JJ · Effective Oct 1, 2015
JM · Effective Oct 1, 2015
J9 · Effective Oct 1, 2015
J15 · Effective Oct 1, 2015
JE · Effective Mar 13, 2017
JF · Effective Mar 13, 2017
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 K90.89 |
|---|---|---|
| Serum Folate and Red Blood Cell Folate Testing | Dec 15, 2025 | Covered |
JJ · Effective Oct 1, 2015
JM · Effective Oct 1, 2015
J9 · Effective Oct 1, 2015
J15 · Effective Oct 1, 2015
J6 · Effective Apr 1, 2018
JK · Effective Apr 1, 2018
JE · Effective Feb 3, 2017
JF · Effective Feb 3, 2017
JJ · Effective Jan 29, 2023
JM · Effective Jan 29, 2023
J5 · Effective Oct 1, 2015
J8 · Effective Oct 1, 2015
J9 · Effective Oct 1, 2015
JL · Effective Oct 1, 2025
National · Effective Jan 22, 2026
National · Effective Oct 1, 2025
J9 · Effective Oct 1, 2025
National · Effective Mar 5, 2026
National · Effective Oct 16, 2025
National · Effective Oct 1, 2025
National · Effective Apr 1, 2024
National · Effective Aug 7, 2025
J5 · Effective Oct 1, 2024
National · Effective Aug 14, 2025
J6 · Effective Oct 1, 2024
National · Effective Oct 1, 2023
J9 · Effective Oct 1, 2023