Thyroid Blood Tests

Thyroid tests measure TSH, the thyroid hormones Free T4 and Free T3, and thyroid antibodies (TPO and thyroglobulin) that are checked when autoimmune thyroid conditions such as Hashimoto's or Graves' disease are being considered.

Transparent cash prices, no insurance or doctor visit needed; blood draw at any Quest Diagnostics location. All prices + one $18 lab & physician order fee per order.

3 panels + 7 tests

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Thyroid Panels (3)

PanelPopular

Complete Thyroid Panel

Comprehensive assessment of thyroid function including TSH, Free T4, Free T3, Reverse T3, and thyroid antibodies (TPO & TG).

Includes 5 tests:

TSHFree T4Free T3Reverse T3+1 more
Save $3

$84

$87

+ one $18 lab & physician order fee per order

Panel

Basic Thyroid Panel

Essential thyroid markers including TSH, Free T4, and Free T3 for basic thyroid assessment.

Includes 3 tests:

TSHFree T4Free T3
Save $2

$30

$32

+ one $18 lab & physician order fee per order

Panel

Hashimoto's Panel

Focused panel for autoimmune thyroid disease including TSH, Free T4, TPO Antibodies, and Thyroglobulin Antibodies.

Includes 5 tests:

TSHFree T4TPO AbTG Ab+1 more
Save $2

$58

$60

+ one $18 lab & physician order fee per order

Individual Thyroid Tests (7)

Thyroid Antibodies

TPO & TG Antibodies

$27

+ one $18 lab & physician order fee per order

Comprehensive thyroid antibody panel testing both TPO and thyroglobulin antibodies for autoimmune thyroid assessment.

2-3 days

Biomarkers:

TPO Antibodies, Thyroglobulin Antibodies

TSH

TSH (Thyroid Stimulating Hormone)

$9

+ one $18 lab & physician order fee per order

Measures thyroid-stimulating hormone to evaluate thyroid function. TSH is the most sensitive marker for detecting thyroid disorders.

1-2 days

Biomarkers:

TSH

Free T3

Free T3 (Triiodothyronine)

$14

+ one $18 lab & physician order fee per order

Measures the active thyroid hormone T3. Important for evaluating thyroid function, especially in hyperthyroidism.

1-2 days

Biomarkers:

Free T3

Free T4

Free T4 (Thyroxine)

$9

+ one $18 lab & physician order fee per order

Measures the unbound, active form of the thyroid hormone T4. Helps assess thyroid function and diagnose thyroid conditions.

1-2 days

Biomarkers:

Free T4

Reverse T3

Reverse T3

$28

+ one $18 lab & physician order fee per order

Measures reverse T3, an inactive form of thyroid hormone. Elevated levels may indicate stress, illness, or conversion issues.

3-5 days

Biomarkers:

Reverse T3

TG Ab

Thyroglobulin Antibodies

$14.50

+ one $18 lab & physician order fee per order

Detects antibodies against thyroglobulin protein. Used to evaluate autoimmune thyroid conditions.

2-3 days

Biomarkers:

Thyroglobulin Antibodies

TPO Ab

TPO Antibodies (Thyroid Peroxidase)

$13.50

+ one $18 lab & physician order fee per order

Detects antibodies against thyroid peroxidase enzyme. Elevated levels suggest autoimmune thyroid disease like Hashimoto's.

2-3 days

Biomarkers:

TPO Antibodies