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Nasal Endoscopy With View Inside the Cheek Sinus

South Dakota rates for HCPCS 31233

A thin lighted telescope is passed into the nose to inspect the nasal passages, and a small opening is made so the inside of the sinus within the cheek can be seen directly. This is an examination: the surgeon looks and may take a sample, but does not carry out a larger repair at the same time.

Rates data updated October 2026.

How much does Nasal Endoscopy With View Inside the Cheek Sinus cost?

$355

Typical negotiated rate. In South Dakota, October 2026.

Insurers have agreed to pay about $355 for this service. The price depends on where it is billed: about $372 from a physician practice, and about $224 from a hospital or other facility.

These are rates insurers have negotiated with providers, not the amount a patient is billed. What you owe depends on your plan's deductible and coinsurance. Based on rates published by 7 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$372$282 to $589
FacilityA hospital or hospital-owned outpatient department$224$151 to $407

How much rates vary

Facilitymedian $224 · 10th to 90th $126 to $676Professionalmedian $372 · 10th to 90th $219 to $741
$200$500$1K$2Kfacility $224professional $372

Distribution of negotiated rates across all payers (price axis is log-scale). Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$131.83
Median
$263.03
Typical High
$4,365.16
Aetna
Setting
Professional
Modifier
None
Typical Low
$114.82
Median
$144.54
Typical High
$281.84
Cigna
Setting
Facility
Modifier
None
Typical Low
$131.83
Median
$302.00
Typical High
$501.19
Cigna
Setting
Professional
Modifier
None
Typical Low
$309.03
Median
$457.09
Typical High
$794.33
Medica
Setting
Facility
Modifier
None
Typical Low
$125.89
Median
$223.87
Typical High
$416.87
Medica
Setting
Professional
Modifier
None
Typical Low
$257.04
Median
$707.95
Typical High
$2,041.74
Midlands
Setting
Professional
Modifier
None
Typical Low
$309.03
Median
$309.03
Typical High
$588.84
Midlands
Setting
Facility
Modifier
None
Typical Low
$131.83
Median
$302.00
Typical High
$954.99
Midlands
Setting
Professional
Modifier
None
Typical Low
$275.42
Median
$275.42
Typical High
$537.03
Sanford Health Plan
Setting
Professional
Modifier
None
Typical Low
$218.78
Median
$323.59
Typical High
$524.81
United
Setting
Facility
Modifier
None
Typical Low
$125.89
Median
$125.89
Typical High
$223.87
United
Setting
Professional
Modifier
None
Typical Low
$158.49
Median
$371.54
Typical High
$741.31
Wellmark
Setting
Professional
Modifier
None
Typical Low
$234.42
Median
$288.40
Typical High
$660.69
5 more rates with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Aetna
Setting
Professional
Modifier
52 · Reduced service
Typical Low
$57.54
Median
$72.44
Typical High
$147.91
Aetna
Setting
Professional
Modifier
53 · Discontinued
Typical Low
$22.91
Median
$28.84
Typical High
$60.26
Aetna
Setting
Professional
Modifier
54 · Surgery only
Typical Low
$85.11
Median
$109.65
Typical High
$223.87
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$16.98
Median
$21.88
Typical High
$44.67
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$11.48
Median
$14.45
Typical High
$30.20

Where South Dakota sits

The same service costs 3.2 times more in Wisconsin than in Kentucky. Every bar is a state, most expensive first. Touch or drag across it to read any state, then open that state for its carriers and full range.

South Dakota· 11th of 51

$355

WI $646KY $204

Median negotiated rate in each state, from every insurer that publishes one. States where no insurer publishes a rate for this service are not shown.