| MC001 | N-Acetyltransferase 2 (NAT2) Genotype, Varies |
| Y37088 | Natural Killer Cells |
| MC172 | Necrotizing Myopathy Evaluation, Serum |
| R017 | Neisseria Gonorrhoeae DNA 淋病菌脫氧核糖核酸 |
| Y15903 | Neisseria Meningitidis IgG Vaccine Response, Maid |
| Y91636 | NeoComplete Paraneoplastic Evaluation with Recombx |
| CM04B | Neonatal Liver Function Test 肝功能測試 |
| Y13979 | Neurofilament Light Chain (NfL), Plasma |
| UK072 | Neurological Viral Screen [NVIR] |
| MC152 | Neuron Specific Enolase (NSE) 神經原特異烯醇酵素 |
| MC152A | Neuron Specific Enolase, CSF 神經原特異烯醇酵素 |
| UK080 | Neuronal Antibody (Hu, Ri, Yo, Cv2, Ma2) [NEUR] |
| UK172 | Neuronal Ceroid Lipofuscinosis (Batten Dis] [GENE] |
| Y1606 | Neutrophil Antibody, Flow Cytometry |
| Y93941 | NF1 Sequencing and Deletion/Duplication |
| Y3500 | Nickel, Blood |
| D008 | Nicotine, Blood (as Cotinine) (by CL) 尼古丁, 血清 |
| D010 | Nicotine, Urine (as Cotinine) (by CL) 尼古丁, 尿液 |
| D010A | Nicotine/Urine Creatinine Ratio 尼古丁/肌酸酐(尿液) |
| Y92394 | NMDA Receptor (NR1-subunit) Autoantibody Test |