Assays for Vitamins and Metabolic Function
JH · Effective Oct 1, 2015
25 active Medicare policies list K90.821, 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
JJ · Effective Oct 1, 2015
JM · Effective Oct 1, 2015
JJ · Effective Oct 1, 2015
JM · Effective Oct 1, 2015
J9 · Effective Oct 1, 2015
J6 · Effective Apr 1, 2018
JK · Effective Apr 1, 2018
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 K90.821 |
|---|---|---|
| Small Bowel, Small Bowel/Liver and Multivisceral Transplantation | Oct 1, 2026 | Covered |
| Policy | Effective | Status of K90.821 |
|---|---|---|
| Serum Folate and Red Blood Cell Folate Testing | Dec 15, 2025 | Covered |
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 Oct 1, 2025
National · Effective Oct 1, 2025
National · Effective Apr 1, 2024
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