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CPT 83921 Fee Schedule

Last Verified: January 2026

Healthcare providers use this code to document and receive reimbursement for visits that address moderate-level medical decision-making, often including multiple diagnoses or prescription management.

Organic Acid, Single, Quantitative
Key FactDetail
Service Type

Pathology and Laboratory Procedures

Chemistry Procedures

Common Place of Service

81 - Independent Laboratory

11 - Office

Common Modifiers

None

90 - Reference Laboratory

91 - Repeat Lab Test

Complexity LevelLow
Medicare Fee ScheduleView Medicare rates for 83921

National average reimbursement for CPT 83921 by major payers:

bcbs

$17.05

uhc

$13.75

aetna

$22.87

cigna

$31.04

Preview provider-level rates for...
For billing codeCPT 83921
PayerCodeRateNPITax IDStateSpecialty

Select a payer to view fee schedule data

Choose a payer from the options above to see rates for CPT 83921

United
83921$21.201063466035 - CHCA CLEAR LAKE LP, HCA HOUSTON HEALTHCARE CLEAR LAKE621801360TXGeneral Acute Care Hospital (282N00000X)
United
83921$25.451275581852 - ROLLING PLAINS MEMORIAL HOSPITAL756003896 - (TX) THE NOLAN COUNTY HOSPITAL DISTRICTTXGeneral Acute Care Hospital (282N00000X)
United
83921$27.601972517365 - COVENANT MEDICAL CENTER822913146 - (TX) COVENANT MEDICAL CENTERTXGeneral Acute Care Hospital (282N00000X)
United
83921$25.451275581852 - ROLLING PLAINS MEMORIAL HOSPITAL756003896 - (TX) THE NOLAN COUNTY HOSPITAL DISTRICTTXGeneral Acute Care Hospital (282N00000X)
United
83921$21.201710683354 - MEDICAL UNIVERSITY HOSPITAL AUTHORITY571098556 - (SC) MEDICAL UNIVERSITY HOSPITAL AUTHORITYSCGeneral Acute Care Hospital (282N00000X)
United
83921$9.401508199621 - SERGE LARTCHENKO M.D., PLLC270839735 - (TX) SERGE LARTCHENKO MD PLLCTXGeneral Acute Care Hospital (282N00000X)
United
83921$25.451174526529 - TITUS COUNTY HOSPITAL DISTRICT, TITUS REGIONAL MEDICAL CENTER756003935TXGeneral Acute Care Hospital (282N00000X)
United
83921$21.201134172406 - COLUMBIA MEDICAL CENTER OF ARLINGTON SUBSIDIARY LP, MEDICAL CITY ARLINGTON621682201 - COLUMBIA MEDICAL CENTER OF ARLINGTON SUBSIDIARY LPTXGeneral Acute Care Hospital (282N00000X)
United
83921$21.201659323772 - COLUMBIA PLAZA MEDICAL CENTER OF FORT WORTH SUBSIDIARY LP, MEDICAL CITY FORT WORTH621682202 - (TX) COLUMBIA PLAZA MEDICAL CENTER OF FORT WORTH SUBSIDIARY LPTXGeneral Acute Care Hospital (282N00000X)
United
83921$20.701245878990 - HUNTSVILLE COMMUNITY HOSPITAL, INC.843654542 - (TX) HUNTSVILLE COMMUNITY HOSPITAL INCTXGeneral Acute Care Hospital (282N00000X)
United
83921$23.001275633604 - EL PASO VAMC742934770TXGeneral Acute Care Hospital (282N00000X)
United
83921$12.721619057155 - SABINE MEDICAL CENTER262074318LAGeneral Acute Care Hospital (282N00000X)
United
83921$21.201609275585 - CHCA PEARLAND, L.P., HCA HOUSTON HEALTHCARE PEARLAND50631189TXGeneral Acute Care Hospital (282N00000X)
United
83921$21.201154361475 - SJ MEDICAL CENTER, LLC, ST. JOSEPH MEDICAL CENTER204835578 - (TX) SJ MEDICAL CENTER, LLCTXGeneral Acute Care Hospital (282N00000X)
United
83921$23.001558311936 - TEMPLE VAMC742791419TXGeneral Acute Care Hospital (282N00000X)
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist
United
99202$100.0012345678901234567890CACardiologist

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CPT 83921 vs. Other Chemistry Procedures Codes

The CPT 83921 code is part of the Pathology and Laboratory Procedures services used for Chemistry Procedures. It represents a moderate-complexity encounter and is one of several codes that vary based on time spent, level of medical decision-making, and documentation requirements.

The CPT 83921 code involves more provider time and moderate medical decision-making, unlike lower-level codes that require less time and simpler assessments. It typically includes multiple diagnoses, medication management, or test interpretation, leading to higher reimbursement and more detailed documentation requirements.

CodeComplexityDescription
83655-CPTLowLead, Quantitative; Blood
83857-CPTLowMethemalbumin
83918-CPTLowOrganic Acids;Quantitative
83921-CPTLowOrganic Acid, Single, Quantitative

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 83921. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the 83921 fee schedule helps patients estimate costs and providers optimize billing for accurate reimbursements.

Factors that affect fee schedules


Medicare & Medicaid Rates

Government-set reimbursement amounts


Private Insurance Rates

Negotiated rates between providers and insurance companies


Geographic Location

Costs may be higher in urban areas.


Provider Type

Hospital providers may have different rates than private practice.

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