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See a sample rate comparisonCPT 80400 Fee Schedule
Last Verified: October 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.
Adrenal Insufficiency Test, The Adrenal Reserve Test Or Acth Stimulation Panel Evaluates How Well The Adrenal Glands Release Cortisol In Response To Adrenocorticotrophic Hormone. The Results Can Identify Functional Problems In The Glands As Well As With Production Of Hormones.
| Key Fact | Detail |
|---|---|
| Service Type | Pathology and Laboratory Procedures Evocative/Suppression Testing Procedures |
| Common Place of Service | 11 - Office 81 - Independent Laboratory |
| Common Modifiers | 90 - Reference Laboratory 26 - Professional component |
| Complexity Level | Low |
| Medicare Fee Schedule | $32.62 national lab fee schedule rate (2026) · View Medicare rates for 80400 |
| Medicaid Fee Schedule | $32.21 median of the 8 states in the free preview · View Medicaid rates for 80400 |
National average reimbursement for CPT 80400 by major payers:
$28.13
$23.23
$38.13
$47.99
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CPT 80400
5 of 25 sample ratesHigher to lower in this preview
Chu Chen
Merrimack Valley Pediatric Associates, Inc.
$71.76Published rateBaycare Home Care, Inc., Dba Sarasota Memorial Home Care
Baycare Home Care Inc
$32.99Published ratePrisma Health-Upstate, Prisma Health Cancer Inst-Grove
Prisma Health - Upstate
$29.36Published rateProgressive Emergency Physicians PLLC
$19.99Published rateChristopher Raio
St Francis Hospital
$17.61Published rate
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See a sample payer proposalCPT 80400 vs. Other Evocative/Suppression Testing Procedures Codes
The CPT 80400 code is part of the Pathology and Laboratory Procedures services used for Evocative/Suppression Testing 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 80400 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.
| Code | Complexity | Description |
|---|---|---|
| 80400-CPT | Low | Adrenal Insufficiency Test, The Adrenal Reserve Test Or Acth Stimulation Panel Evaluates How Well The Adrenal Glands Release Cortisol In Response To Adrenocorticotrophic Hormone. The Results Can Identify Functional Problems In The Glands As Well As With Production Of Hormones. |
| 80402-CPT | Low | Adrenal Gland Enzyme Testing, A Variation Of The Acth Stimulation Panel This Test Checks Androgen As Well As Cortisol. The Goal Is To Verify The Presence Or Absence Of Specific Enzymes That Can Interfere With Normal Development Of Secondary Sexual Characteristics. |
| 80406-CPT | Low | Adrenal Gland Enzyme Testing, A Variation Of The Acth Stimulation Panel This Test Checks Androgen As Well As Cortisol. The Goal Is To Verify The Presence Or Absence Of Specific Enzymes That Can Interfere With Normal Development Of Secondary Sexual Characteristics. |
| 80408-CPT | Low | Aldosterone Hormone Test, Aldosterone Works With Renin A Kidney Enzyme To Regulate Salt And Potassium Levels. Because Of This Renin Often Is Measured Along With Aldosterone. Testing Can Show Problems With The Heart Kidney Liver Or Adrenal Glands. |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 80400. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 80400 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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