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CPT 83986 Fee Schedule

Medicare rates as of January 2026

CPT 83986 is classified under Pathology and Laboratory Procedures, in the Chemistry Procedures subgroup.

Test Body Acid-Base Balance, The Test Measures The Acid-Alkaline Balance (Ph) In A Body Fluid. Ph Balance Helps The Physician Understand The Nature Cause Or Direction Of A Disease.
Key FactDetail
Service Type

Pathology and Laboratory Procedures

Chemistry Procedures

Common Place of Service

11 - Office

81 - Independent Laboratory

Common Modifiers

QW - CLIA Waived Tests

26 - Professional component

Complexity LevelLow
Medicare Fee Schedule$3.58 national lab fee schedule rate (2026) · View Medicare rates for 83986
Medicaid Fee Schedule$3.535 median of the 8 states in the free preview · View Medicaid rates for 83986

National average reimbursement for CPT 83986 by major payers:

BCBS / Anthem logo

$3.19

BCBS / Anthem

UnitedHealthcare logo

$3.29

UnitedHealthcare

Aetna logo

$4.41

Aetna

Cigna logo

$5.33

Cigna

Compare published rates across providers.

Choose a payer to see a sample of rates for CPT 83986.

CPT 83986
5 of 25 sample ratesHigher to lower in this preview
  1. Pmc Hospital, LLC, St. Luke'S Patients Medical Center

    Pmc Hospital, LLC

    TXGeneral Acute Care HospitalNPI 1407990088Tax ID 27-3280598

    $6.63Published rate
  2. Chca Clear Lake Lp, Hca Houston Healthcare Clear Lake

    TXGeneral Acute Care HospitalNPI 1063466035Tax ID 62-1801360

    $3.57Published rate
  3. Prisma Health-Upstate, Prisma Health Ctr For Ped & Int Med-West

    Prisma Health - Upstate

    SCGeneral Acute Care HospitalNPI 1851846661Tax ID 81-1723202

    $3.22Published rate
  4. The Good Shepherd Hospital, Inc., Christus Good Shepherd Medical Center - Longview

    Good Shepherd Hospital Inc

    TXGeneral Acute Care HospitalNPI 1689663007Tax ID 75-1041154

    $3.03Published rate
  5. Cumberland Surgical Hospital Of San Antonio LLC, Legent Orthopedic & Spine

    TXGeneral Acute Care HospitalNPI 1568848059Tax ID 47-4612520

    $1.28Published rate

National sample. Rates vary by location, specialty, and contract.

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CPT 83986 vs. Other Chemistry Procedures Codes

The table lists codes related to 83986. Select one to see its fee schedule.

CodeComplexityDescription
83986-CPTLowTest Body Acid-Base Balance, The Test Measures The Acid-Alkaline Balance (Ph) In A Body Fluid. Ph Balance Helps The Physician Understand The Nature Cause Or Direction Of A Disease.
83987-CPTLowScreening Test For Asthma, Test To Evaluate The Severity Of Asthma By Measuring The Ph Level Of Condensation From Breathing Out.
83992-CPTLowPcp Drug Screening, The Test Measures A Random Urine Sample For The Presence Of Pcp (Angel Dust). This Type Of Drug Testing Is Usually Done To Confirm Drug Abuse Or Overdose.
84105-CPTLowPhosphorus Trace Element Test, The Urine Phosphorus Test Checks For Calcium Absorption And Kidney Function. Phosphorus Is A Trace Element Required For Proper Digestion Bone Formation And Kidney Health. It Aids The Balance Of Calcium Potassium And Glucose.

What is a fee schedule?

A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 83986. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.

Understanding the 83986 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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