Ordering Recommendation

Monitor patient adherence.

Mnemonic
METHYL SP
Methodology

Quantitative High Performance Liquid Chromatography-Tandem Mass Spectrometry

Performed

Varies

Reported

7-10 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



No compliance statements are in use for this test.

Note
Hotline History
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)