Ordering Recommendation
Monitor patient adherence.
Mnemonic
METHYL SP
Methodology
Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry
Performed
Varies
Reported
8-11 days
New York DOH Approval Status
This test is New York DOH approved.
Specimen Required
Patient Preparation
Collect specimen 1-6 hours post dose.
Collect
Plain Red, Lavender (EDTA), or Pink (K2EDTA).
Specimen Preparation
Separate from cells ASAP or within 2 hours of collection. Transfer 2 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.7 mL)
Test is not performed at ARUP; separate specimens must be submitted when multiple tests are ordered.
Storage/Transport Temperature
CRITICAL FROZEN.
Unacceptable Conditions
Separator tubes.
Remarks
Stability
Ambient: Unacceptable; Refrigerated: Unacceptable; Frozen: 5 months
Reference Interval
By report
Interpretive Data
Compliance Category
Performed by non-ARUP Laboratory
Note
Hotline History
Hotline History
Date of Change
Test Name Change
Methodology
Performance/Reported Schedule
Specimen Requirements
Reference Interval
Interpretive Data
Note
CPT Code
Component Change
Other Interface Change
New Test
Inactive
N/A
CPT Codes
80360 (Alt code: G0480)
Components
Component Test Code* | Component Chart Name | LOINC |
---|---|---|
3000254 | Methylphenidate, Serum/Plasma | 3807-5 |
3000255 | Ritalinic Acid, Serum/Plasma | 32153-9 |
* Component test codes cannot be used to order tests. The information provided here is not sufficient for interface builds; for a complete test mix, please click the sidebar link to access the Interface Map.
Aliases
- Attenade
- Concerta
- Daytrana
- Dexmethylphenidate
- Focalin
- Ritalin
Methylphenidate and Metabolite Quantitative, Serum or Plasma
National Medical Services (NMS)