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Additional Sedation Time by a Second Provider

North Carolina rates for HCPCS 99157

This covers each additional block of time that a separate qualified provider spends administering sedation medication and monitoring a patient during a procedure performed by a different physician. It is used when a procedure runs longer than the initial sedation period already accounted for.

Rates data updated October 2026.

How much does Additional Sedation Time by a Second Provider cost?

$105

Typical physician fee. In North Carolina, October 2026.

Insurers have agreed to pay about $105 for this service. Most negotiated rates run $85.11 to $120.

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.

How much rates vary

Facilitymedian $62 · 10th to 90th $62 to $62Professionalmedian $105 · 10th to 90th $68 to $135
$100facility $62professional $105

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

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
None
Typical Low
$61.66
Median
$61.66
Typical High
$61.66
Aetna
Setting
Professional
Modifier
None
Typical Low
$57.54
Median
$61.66
Typical High
$77.62
Ambetter
Setting
Professional
Modifier
None
Typical Low
$81.28
Median
$87.10
Typical High
$91.20
BCBS North Carolina
Setting
Professional
Modifier
None
Typical Low
$75.86
Median
$104.71
Typical High
$138.04
Cigna
Setting
Professional
Modifier
None
Typical Low
$63.10
Median
$74.13
Typical High
$120.23
Medcost
Setting
Facility
Modifier
None
Typical Low
$61.66
Median
$61.66
Typical High
$61.66
Medcost
Setting
Professional
Modifier
None
Typical Low
$67.61
Median
$67.61
Typical High
$91.20
Oscar Health
Setting
Professional
Modifier
None
Typical Low
$69.18
Median
$69.18
Typical High
$79.43
United
Setting
Professional
Modifier
None
Typical Low
$56.23
Median
$69.18
Typical High
$144.54
2 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
53 · Discontinued
Typical Low
$11.75
Median
$12.30
Typical High
$12.88
Medcost
Setting
Professional
Modifier
51 · Multiple procedures
Typical Low
$33.88
Median
$33.88
Typical High
$67.61

Where North Carolina sits

The same service costs 3.1 times more in Alaska than in New York. 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.

North Carolina· 9th of 51

$105

AK $158NY $51.29

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.