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Nasal Smear For Eosinophils

California rates for HCPCS 89190

A sample of mucus or cells from inside the nose is spread on a slide, stained and examined under a microscope for eosinophils, a white blood cell that gathers where there is an allergic reaction. Plenty of these cells points toward allergy as the cause of nasal symptoms.

Rates data updated July 2026.

Facilitymedian $17 · 10th–90th $6$600%10%10th90th$17Professionalmedian $6 · 10th–90th $4$300%20%10th90th$6$2.0$10.0$50.0$200.0$1.0K$5.0K

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
$8.32
Median
$21.38
Typical High
$54.95
Aetna
Setting
Professional
Modifier
Global
Typical Low
$3.89
Median
$5.62
Typical High
$38.02
Ambetter
Setting
Professional
Modifier
Global
Typical Low
$2.88
Median
$2.88
Typical High
$2.88
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$2.75
Median
$14.79
Typical High
$28.84
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$2.34
Median
$5.75
Typical High
$14.79
Blue Shield
Setting
Facility
Modifier
Global
Typical Low
$13.18
Median
$38.90
Typical High
$67.61
Blue Shield
Setting
Professional
Modifier
Global
Typical Low
$3.80
Median
$5.37
Typical High
$14.45
Cigna
Setting
Facility
Modifier
Global
Typical Low
$4.37
Median
$10.23
Typical High
$20.42
Cigna
Setting
Professional
Modifier
Global
Typical Low
$3.16
Median
$5.75
Typical High
$11.75
Contra Costa Health
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$5.75
Typical High
$9.33
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$5.75
Typical High
$13.18
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$60.26
Median
$60.26
Typical High
$100.00
Molina
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$3.47
Typical High
$6.92
Providence
Setting
Facility
Modifier
Global
Typical Low
$4.17
Median
$6.76
Typical High
$15.14
Providence
Setting
Professional
Modifier
Global
Typical Low
$3.09
Median
$4.79
Typical High
$11.75
Sutter Health Plus
Setting
Professional
Modifier
Global
Typical Low
$20.42
Median
$20.42
Typical High
$20.42
The Alliance
Setting
Professional
Modifier
Global
Typical Low
$4.68
Median
$5.89
Typical High
$9.77
United
Setting
Facility
Modifier
Global
Typical Low
$2.45
Median
$5.75
Typical High
$12.88
United
Setting
Professional
Modifier
Global
Typical Low
$3.47
Median
$4.07
Typical High
$10.96