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CPT 83945 Fee Schedule

Last Verified: December 2025

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.

Oxalate,Urine
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

26 - Professional component

Complexity LevelLow

National average reimbursement for CPT 83945 by major payers:

bcbs

$12.15

uhc

$9.78

aetna

$15.43

cigna

$21.27

Preview provider-level rates for...
For billing codeCPT 83945
PayerCodeRateNPITax IDStateSpecialty

Select a payer to view fee schedule data

Choose a payer from the options above to see rates for CPT 83945

United
83945$13.021821081720 - BAYCARE HOME CARE, INC.593582520 - (FL) BAYCARE HOME CARE INCFLHome Health Agency (251E00000X)
United
83945$7.191366400376 - SUNRISE HOME HEALTH CARE INC.650307774 - (FL) SUNRISE HOME HEALTH CARE INCFLHome Health Agency (251E00000X)
United
83945$30.001861994808 - HCN EP HORIZON CITY, LLC, THE HOSPITALS OF PROVIDENCE NORTHEAST CAMPUS813935393 - (TX) HCN EP HORIZON CITY LLCTXGeneral Acute Care Hospital (282N00000X)
United
83945$30.001407364847 - TYLER REGIONAL HOSPITAL LLC823878395TXGeneral Acute Care Hospital (282N00000X)
United
83945$15.801104819366 - CHILDREN'S HOSPITAL720467503 - CHILDRENS HOSPITAL INCLAChildren's Hospital (282NC2000X)
United
83945$14.441700801909 - TENET HOSPITALS LIMITED, THE HOSPITALS OF PROVIDENCE MEMORIAL CAMPUS954537720TXGeneral Acute Care Hospital (282N00000X)
United
83945$30.001831645415 - EMINENT MEDICAL CENTER OPERATING LLC812054664 - (TX) EMINENT MEDICAL CENTER OPERATING, LLCTXGeneral Acute Care Hospital (282N00000X)
United
83945$30.001659543429 - FOREST PARK MEDICAL CENTER LLC260778545 - (TX) FOREST PARK MEDICAL CENTER LLCTXGeneral Acute Care Hospital (282N00000X)
United
83945$17.171255478004 - CHRISTOPHER RAIO112050523 - ST FRANCIS HOSPITALNYEmergency Medicine Physician (207P00000X)
United
83945$17.651588654966 - ST. JAMES PARISH HOSP. SERV. DIST.726010747 - (LA) ST JAMES PARISH HOSPITALLACritical Access Hospital (282NC0060X)
United
83945$14.441972709970 - TENET HOSPITALS LIMITED, THE HOSPITALS OF PROVIDENCE EAST CAMPUS954537720TXGeneral Acute Care Hospital (282N00000X)
United
83945$14.441598744856 - VHS SAN ANTONIO PARTNERS LLC, BAPTIST MEDICAL CENTER760714523TXGeneral Acute Care Hospital (282N00000X)
United
83945$7.551700854288 - LAMB HEALTHCARE CENTER752388515 - (TX) LAMB HEALTHCARE CENTERTXGeneral Acute Care Hospital (282N00000X)
United
83945$7.551801893417 - SMITHVILLE HOSPITAL AUTHORITY, SMITHVILLE REGIONAL HOSPITAL741706734TXGeneral Acute Care Hospital (282N00000X)
United
83945$15.171255478004 - CHRISTOPHER RAIO111635088 - MERCY MEDICAL CENTERNYEmergency Medicine Physician (207P00000X)
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 83945 vs. Other Chemistry Procedures Codes

The CPT 83945 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 83945 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
83935-CPTLowOsmolality;Urine
83945-CPTLowOxalate,Urine
83993-CPTLowLab Tests Other Nonmedicare Fee Schedule
84105-CPTLowPhosphorus Inorganic Urine

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 83945. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the 83945 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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