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Serotonin Blood Test

Washington rates for HCPCS 84260

This blood test measures the level of serotonin, a chemical messenger involved in mood, digestion, and blood vessel function. Elevated levels can be a sign of certain rare hormone-producing tumors, so this test is often used alongside other studies when a doctor suspects one of these tumors. It's typically ordered together with a related urine test that looks for a breakdown product of serotonin.

Rates data updated July 2026.

Facilitymedian $62 · 10th–90th $31$1620%10%10th90th$62Professionalmedian $29 · 10th–90th $14$630%20%40%10th90th$29$20.0$50.0$100.0$200.0

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$70.79
Typical High
$173.78
Aetna
Setting
Professional
Modifier
Global
Typical Low
$28.18
Median
$28.84
Typical High
$204.17
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$18.62
Median
$18.62
Typical High
$21.38
Asuris Northwest Health
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$38.90
Typical High
$85.11
Asuris Northwest Health
Setting
Professional
Modifier
Global
Typical Low
$23.44
Median
$27.54
Typical High
$31.62
Cigna
Setting
Facility
Modifier
Global
Typical Low
$32.36
Median
$63.10
Typical High
$100.00
Cigna
Setting
Professional
Modifier
Global
Typical Low
$19.50
Median
$33.11
Typical High
$48.98
Molina
Setting
Professional
Modifier
Global
Typical Low
$19.95
Median
$27.54
Typical High
$64.57
Pacific Source
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$30.90
Typical High
$61.66
Pacific Source
Setting
Professional
Modifier
Global
Typical Low
$30.90
Median
$30.90
Typical High
$30.90
Premera BCBS
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$53.70
Typical High
$95.50
Premera BCBS
Setting
Professional
Modifier
Global
Typical Low
$28.18
Median
$28.18
Typical High
$37.15
Regence BlueShield
Setting
Facility
Modifier
Global
Typical Low
$30.90
Median
$46.77
Typical High
$83.18
Regence BlueShield
Setting
Professional
Modifier
Global
Typical Low
$23.44
Median
$27.54
Typical High
$30.90
United
Setting
Facility
Modifier
Global
Typical Low
$29.51
Median
$37.15
Typical High
$37.15
United
Setting
Professional
Modifier
Global
Typical Low
$12.88
Median
$17.78
Typical High
$37.15
Wellpoint
Setting
Professional
Modifier
Global
Typical Low
$13.80
Median
$16.22
Typical High
$56.23