82340 Assay of calcium in urine
Also known as: urine calcium, 24-hour calcium, urinary calcium test
Spectrophotometric or ion-selective electrode measurement of calcium concentration in 24-hour urine or random urine specimen.
In Plain Language
kidney calcium loss test; stone risk test; bone turnover test
Clinical Context
Evaluates hypercalciuria in kidney stone disease and bone metabolism; low levels suggest hypoparathyroidism.
RVU Information
CPT 82340 does not have a physician work RVU assigned by CMS. Reimbursement for this code is determined by payer-specific fee schedules.
Billing & Documentation
Lab and pathology codes require an order from the treating provider with clinical indication. For molecular pathology and genetic testing, document the specific analytes tested and clinical rationale.
How This Code Compares
This code has a work RVU of 0.00, meaning it does not have a physician work component assigned by CMS. In the Pathology & Lab category, 94% of codes share this characteristic.
Specialties
Frequently Asked Questions
What is CPT code 82340?
CPT 82340 (Assay of calcium in urine) is a Pathology & Lab code. Spectrophotometric or ion-selective electrode measurement of calcium concentration in 24-hour urine or random urine specimen.
Who uses CPT code 82340?
CPT 82340 is used by Pathology, Nephrology, Endocrinology. Evaluates hypercalciuria in kidney stone disease and bone metabolism; low levels suggest hypoparathyroidism.
When is CPT 82340 used?
Evaluates hypercalciuria in kidney stone disease and bone metabolism; low levels suggest hypoparathyroidism.
Track This Code in RVU Edge
Log procedures, calculate wRVUs, and benchmark against national data — all in one app.
CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.