Urinalysis, Reflex

Cleveland HeartLab Test, U


CPT Code: 81003 (If reflexed to Microscopic, CPT Code becomes 81001)
Order Code: 1382
Includes: Macroscopic Examination. A microscopic examination is performed, when appropriate, at an additional charge.
ABN Requirement: 
Synonyms: Urinalysis Macroscopic with Reflex to Microscopic Exam
Specimen: Urine, Random
Volume:  10 mL
Minimum Volume:  1.0 mL
Container: Urine Specimen Preservative Tube (Cherry Red/Yellow Top or Stockwell Tube)


  1. Collect urine sample according to standard protocols.
  2. Transfer aliquot from a clean urine cup into a urine specimen tube using the vacutainer transfer device included with the tube.
  3. Gently invert tube 8-10 times.
  4. Label tube according to standard protocols.

Collection Instructions: Encourage midstream samples to minimize contamination and improve accuracy.

Transport: Store urine at 2°C to 8°C after collection and ship the same day per packaging instructions provided shipping box.


Ambient (15-25°C): 72 hours
Refrigerated (2-8°C): 72 hours
Frozen (-20°C): Not Acceptable

Causes for Rejection: Specimens other than urine sample in a preservative tube; improper labeling; samples not stored properly; samples older than stability limits; grossly bloody or mucoid samples.

Methodology: Reagent Impregnated Strips/Tablets/Microscopic Examination if urine macroscopic indicates

Turn Around Time: 1 to 3 days

Limitations: Unusually colored urine due to medication, azo dyes (Pyridium, Azo Gantrisin, and Azo Gantanol) or riboflavin may interfere with any of the urine tests below.

Reference Range: See Laboratory Report

Clinical Significance: Dipstick urinalysis measures chemical constituents of urine. Microscopic examination helps to detect the presence of cells, bacteria, yeast and other formed elements.

The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.