Posted Date
Effective Date
Update Type Replacement Test
CPT Code 83864, 82542
Order Code MPSSC
Referral Laboratory Mayo Medical Laboratories


Mucopolysaccharides Screen, Urine

Order Code:                             MPSSC                                                           

CPT Code:                               83864, 82542

Reference Laboratory:             Mayo Medical Laboratories



Mucopolysaccharides Quantitative, Random, Urine

New Order Code:                                                        

CPT Code:                               83864, 82570

Reference Laboratory:             Mayo Medical Laboratories


Effective March 3, 2020, Mucopolysaccharides Screen, Urine (MPSSC) will become obsolete and replaced by Mucopolysaccharides Quantitative, Random, Urine (XXXX) per Mayo Medical Laboratories.


Collection Instructions: Patient Preparation: Do not administer low-molecular weight heparin prior to collection. Collect approximately 3 mL of random urine preferably in the early morning. Aliquot the specimen in a 5 mL plastic urine tube. Ship the specimen refrigerated.


Methodology: Liquid Chromatography – Tandem Mass Spectrometry (LC-MS/MS)