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Hospital Observation Service, per Hour

Maryland rates for HCPCS G0378

Hospital observation service, per hour

Rates data updated October 2026.

How much rates vary

Facilitymedian $76 · 10th to 90th $60 to $120Professionalmedian $41 · 10th to 90th $41 to $60
$50$100facility $76professional $41

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
$60.26
Median
$75.86
Typical High
$120.23
Aetna
Setting
Professional
Modifier
None
Typical Low
$60.26
Median
$60.26
Typical High
$60.26
Cigna
Setting
Professional
Modifier
None
Typical Low
$40.74
Median
$40.74
Typical High
$40.74