Posted Date
Effective Date
Update Type
Specimen collection or handling and/or storage changed
CPT Code
86940, 86941
Order Code
MMLR
Referral Laboratory
Mayo Medical Laboratories
Referral Laboratory: Mayo Medical Laboratories via ARUP
Effective August 17, 2020 Donath Landsteiner Test (MMLR) test requirements are changing per Mayo Medical Laboratories via ARUP.
Current Specimen Required |
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New Specimen Required |
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Current Requested Volume |
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New Requested Volume |
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2 mL |
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3 mL |