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Observation Care Admission, Straightforward

Illinois rates for HCPCS 99218

The doctor's first full assessment when you are placed under observation in hospital — kept in a bed for monitoring and testing without being formally admitted. It covers the history, examination and plan on the day observation starts, for a problem that is comparatively uncomplicated.

Rates data updated July 2026.

How much does Observation Care Admission, Straightforward cost?

$224

Typical facility fee. In Illinois, July 2026.

Insurers have agreed to pay about $224 for this service. Most negotiated rates run $151 to $427.

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 3 insurance carriers under federal price transparency rules.

How much rates vary

Facilitymedian $224 · 10th to 90th $129 to $977Professionalmedian $170 · 10th to 90th $87 to $447
$100$200$500$1Kfacility $224professional $170

Distribution of negotiated rates across all payers (price axis is log-scale). Each curve is scaled to its own total: facility and professional rates are different services, shown together to compare where they cluster. Small sample; interpret with caution. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
BCBS
Setting
Facility
Modifier
Global
Typical Low
$131.83
Median
$223.87
Typical High
$977.24
Cigna
Setting
Professional
Modifier
Global
Typical Low
$323.59
Median
$389.05
Typical High
$467.74
United
Setting
Facility
Modifier
Global
Typical Low
$75.86
Median
$97.72
Typical High
$870.96
United
Setting
Professional
Modifier
Global
Typical Low
$85.11
Median
$87.10
Typical High
$169.82

Where Illinois sits

The same service costs 16.6 times more in North Carolina than in South Carolina. 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.

Illinois· 14th of 49

$224

NC $501SC $30.20

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.