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ALL MEDICAL CODES IN CATEGORY Pathology and Laboratory Procedures > Chemistry Procedures

2025 CPT code 84490

Trypsin; feces, quantitative, 24-hour collection.

2025 CPT code 84577

Quantitative measurement of urobilinogen in a fecal specimen.

2025 CPT code 83014

Drug administration and sample collection for Helicobacter pylori breath test.

2025 CPT code 84681

C-peptide measurement

2025 CPT code 82252

Qualitative bilirubin test on a fecal specimen.

2025 CPT code 82270

Qualitative fecal occult blood test (FOBT) using peroxidase activity (e.g., guaiac) method on three consecutive fecal specimens for colorectal cancer screening.

2025 CPT code 82157

Androstenedione quantitative measurement in serum, whole blood, amniotic fluid, or saliva.

2025 CPT code 84540

Measures urea nitrogen in a urine sample.

2025 CPT code 84378

Quantitative measurement of a single sugar (mono-, di-, or oligosaccharide) in a specimen (urine or stool).

2025 CPT code 84445

Thyroid stimulating immunoglobulins (TSI)

2025 CPT code 84482

This test measures the level of reverse T3 (rT3) in a patient's blood.

2025 CPT code 83528

Measurement of intrinsic factor in a serum sample; used to assess vitamin B12 absorption.

2025 CPT code 83050

Quantitative measurement of methemoglobin in a blood sample.

2025 CPT code 83690

Measures the amount of lipase enzyme in a patient specimen.

2025 CPT code 82610

Measures the amount of cystatin C protein in a blood sample to assess kidney function.

2025 CPT code 83880

Measurement of natriuretic peptide in a patient specimen.

2025 CPT code 84210

Pyruvate

2025 CPT code 83864

Quantitative measurement of acid mucopolysaccharides in urine collected over a 24-hour period.

2025 CPT code 84181

Western blot test of blood or other body fluid, including interpretation and report.

2025 CPT code 83857

Methemalbumin measurement in a patient specimen.

2025 CPT code 82415

Chloramphenicol (therapeutic drug assay, any specimen type)

2025 CPT code 82726

Very long chain fatty acids.

2025 CPT code 84140

Pregnenolone (P5) testing in a patient specimen, to evaluate its levels.This test helps diagnose conditions related to steroid hormone imbalances.

2025 CPT code 84163

Pregnancy-associated plasma protein-A (PAPP-A) assay.

2025 CPT code 82164

Angiotensin I-converting enzyme (ACE)

2025 CPT code 82108

Aluminum

2025 CPT code 82355

Qualitative analysis of calculus (stone) to identify its composition.

2025 CPT code 82638

Dibucaine number.

2025 CPT code 83775

Measurement of malate dehydrogenase in a patient specimen, typically blood.

2025 CPT code 83704

Quantifies lipoprotein particle numbers and subclasses in blood, often using NMR spectroscopy.

2025 CPT code 84152

Direct measurement of complexed prostate-specific antigen (cPSA) in serum or plasma.

2025 CPT code 84126

Quantitative analysis of porphyrins in a fecal specimen.

2025 CPT code 82120

Qualitative analysis of amines in vaginal fluid.

2025 CPT code 82653

Quantitative measurement of pancreatic elastase (EL-1) in a fecal specimen.

2025 CPT code 84105

This code reports the quantitative measurement of inorganic phosphorus (phosphate) in a urine specimen.

2025 CPT code 83006

Analysis of a specimen for growth stimulation expressed gene 2 (ST2, Interleukin 1 receptor like-1).

2025 CPT code 82747

Measures folic acid levels in red blood cells (RBCs) to detect deficiencies.

2025 CPT code 82397

Chemiluminescent assay; a laboratory test that measures the quantity of an analyte by mixing chemicals with a specimen, causing luminescence.

2025 CPT code 82775

Quantitative measurement of galactose-1-phosphate uridyl transferase in a blood sample.

2025 CPT code 82585

This code represents the laboratory analysis to measure the amount of cryofibrinogen in a patient's specimen, typically blood.

2025 CPT code 83593

This CPT code represents the fractionation of 17-ketosteroids (17-KS) in a urine sample, a laboratory test used to assess adrenal and gonadal function.

2025 CPT code 82746

Measures folic acid levels in a serum sample.

2025 CPT code 82436

Quantitative measurement of chloride in a urine specimen.

2025 CPT code 84060

Measures the total acid phosphatase enzyme levels, most commonly in a serum specimen.

2025 CPT code 82671

Fractionation and quantitation of estrogens in serum or urine.

2025 CPT code 82390

Ceruloplasmin measurement in serum, plasma, or urine.

2025 CPT code 82554

Measurement of creatine kinase (CK) isoforms in a patient specimen.

2025 CPT code 82760

Quantitative measurement of galactose in serum, plasma, or urine.

2025 CPT code 83491

Measurement of 17-hydroxycorticosteroids (17-OHCS) level, typically in a 24-hour urine specimen, to assess adrenocortical function.

2025 CPT code 82805

Analyzes arterial or venous blood to measure a combination of blood gases (pH, pCO2, pO2, CO2, and HCO3) and oxygen saturation (O2 saturation) using a blood gas analyzer; excludes pulse oximetry.