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See a sample rate comparisonCPT 84135 is classified under Pathology and Laboratory Procedures, in the Chemistry Procedures subgroup.
| Key Fact | Detail |
|---|---|
| Service Type | Pathology and Laboratory Procedures Chemistry Procedures |
| Common Place of Service | 81 - Independent Laboratory 11 - Office |
| Common Modifiers | 90 - Reference Laboratory 59 - Distinct Procedural Service |
| Complexity Level | Low |
| Medicare Fee Schedule | $21.27 national lab fee schedule rate (2026) · View Medicare rates for 84135 |
| Medicaid Fee Schedule | $19.57 median of the 8 states in the free preview · View Medicaid rates for 84135 |
National average reimbursement for CPT 84135 by major payers:

$17.99
BCBS / Anthem

$14.02
UnitedHealthcare

$21.61
Aetna

$30.57
Cigna
Choose a payer to see a sample of rates for CPT 84135.
Christopher Raio
Mercy Medical Center
Chu Chen
Merrimack Valley Pediatric Associates, Inc.
Baycare Home Care, Inc.
Baycare Home Care Inc
Childrens National Medical Center
Childrens Hospital
St. Davids Healthcare Partnership, L.P., LLP, Heart Hospital Of Austin
Lone Star Circle Of Care
Choose your state and specialty to build a report from payer-published rates.
Rate Benchmarking
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See a sample rate comparisonPayer Contract Negotiation
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See a sample payer proposalCPT 84135 vs. Other Chemistry Procedures Codes
The table lists codes related to 84135. Select one to see its fee schedule.
| Code | Complexity | Description |
|---|---|---|
| 84135-CPT | Low | Ovulation Hormone Test, Pregnanediol Is A By-Product Of Progesterone. During Ovulation Progesterone Increases Significantly To Prepare The Uterus For A Fertilized Egg. Measuring Pregnanediol Is Effective For Charting Ovulation Cycles. |
| 84138-CPT | Low | Hormone Metabolism Test, This Test Is Commonly Referred To As The 17-Oh-Progesterone Test. The Hormone Affects Adrenal Gland Hormone Secretion. |
| 84144-CPT | Low | Progesterone Hormone Test, Progesterone Levels Relate To The Ovulation Cycle And Pregnancy Development. The Test Helps Understand Fertility Problems And Assess Risk Such As Threatened Miscarriage Or Ectopic Pregnancy. |
| 84146-CPT | Low | Prolactin Hormone Test, Prolactin Is A Hormone Made By The Pituitary Gland. It Affects Fertility And Production And Release Of Other Hormones. |
What is a fee schedule?
A fee schedule is a list of fixed prices that healthcare providers charge for specific services, including CPT 84135. These prices vary depending on payer type (Medicare, Medicaid, private insurance), geographic location, and provider contracts.
Understanding the 84135 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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