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Hospital Observation Service, per Hour

California rates for HCPCS G0378

Hospital observation service, per hour

Rates data updated October 2026.

How much does Hospital Observation Service, per Hour cost?

$41.69

Typical negotiated rate. In California, October 2026.

Insurers have agreed to pay about $41.69 for this service. The price depends on where it is billed: about $40.74 from a physician practice, and about $117 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 6 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$40.74$35.48 to $102
FacilityA hospital or hospital-owned outpatient department$117$97.72 to $148

How much rates vary

Facilitymedian $117 · 10th to 90th $35 to $562Professionalmedian $41 · 10th to 90th $15 to $115
$10$50$200$1K$5Kfacility $117professional $41

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
$35.48
Median
$42.66
Typical High
$4,073.80
Aetna
Setting
Professional
Modifier
None
Typical Low
$35.48
Median
$35.48
Typical High
$46.77
Anthem BCBS
Setting
Facility
Modifier
None
Typical Low
$102.33
Median
$128.82
Typical High
$524.81
Anthem BCBS
Setting
Professional
Modifier
None
Typical Low
$100.00
Median
$102.33
Typical High
$134.90
Blue Shield
Setting
Facility
Modifier
None
Typical Low
$63.10
Median
$63.10
Typical High
$95.50
Blue Shield
Setting
Professional
Modifier
None
Typical Low
$10.47
Median
$15.14
Typical High
$27.54
Cigna
Setting
Professional
Modifier
None
Typical Low
$40.74
Median
$40.74
Typical High
$40.74
Kaiser Permanente
Setting
Professional
Modifier
None
Typical Low
$407.38
Median
$630.96
Typical High
$831.76
Providence
Setting
Facility
Modifier
None
Typical Low
$35.48
Median
$51.29
Typical High
$51.29
Providence
Setting
Professional
Modifier
None
Typical Low
$40.74
Median
$40.74
Typical High
$40.74

Where California sits

The same service costs 182.0 times more in Alaska than in Kansas. 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.

California· 38th of 51

$41.69

AK $182KS $1.00

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.