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Hospital Observation Service, per Hour

California rates for HCPCS G0378

Hospital observation service, per hour

Rates data updated July 2026.

How much does Hospital Observation Service, per Hour cost?

$129

Typical negotiated rate. In California, July 2026.

Insurers have agreed to pay about $129 for this service. The price depends on where it is billed: about $60.26 from a physician practice, and about $170 from a hospital or other facility. The two figures are alternatives, not parts of one bill.

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.

Where it's billed changes the price

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$60.26$35.48 to $100
FacilityA hospital or hospital-owned outpatient department$170$110 to $347

How much rates vary

Facilitymedian $170 · 10th to 90th $85 to $724Professionalmedian $60 · 10th to 90th $19 to $126
$10$100$1Kfacility $170professional $60

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. Need provider-level prices or 24+ months of history? Contact us.

Rates by insurance carrier

Insurance Carrier
Aetna
Setting
Facility
Modifier
Global
Typical Low
$69.18
Median
$263.03
Typical High
$912.01
Aetna
Setting
Professional
Modifier
Global
Typical Low
$35.48
Median
$60.26
Typical High
$100.00
Anthem BCBS
Setting
Facility
Modifier
Global
Typical Low
$102.33
Median
$128.82
Typical High
$323.59
Anthem BCBS
Setting
Professional
Modifier
Global
Typical Low
$77.62
Median
$117.49
Typical High
$194.98
Blue Shield
Setting
Facility
Modifier
Global
Typical Low
$63.10
Median
$95.50
Typical High
$95.50
Blue Shield
Setting
Professional
Modifier
Global
Typical Low
$15.14
Median
$21.38
Typical High
$39.81
Cigna
Setting
Professional
Modifier
Global
Typical Low
$40.74
Median
$40.74
Typical High
$40.74
Kaiser Permanente
Setting
Professional
Modifier
Global
Typical Low
$398.11
Median
$398.11
Typical High
$398.11
Lucent Health
Setting
Facility
Modifier
Global
Typical Low
$100.00
Median
$100.00
Typical High
$1,412.54
Providence
Setting
Facility
Modifier
Global
Typical Low
$35.48
Median
$60.26
Typical High
$109.65
Providence
Setting
Professional
Modifier
Global
Typical Low
$40.74
Median
$40.74
Typical High
$40.74

Where California sits

The same service costs 7.1 times more in New Jersey than in Vermont. 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· 6th of 51

$129

NJ $251VT $35.48

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.