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Glaucoma Drainage Operation (Trabeculectomy)

Montana rates for HCPCS 66170

Creates a new channel through the white of the eye so fluid can drain out beneath the surface tissue, lowering the pressure inside the eye and slowing the damage caused by glaucoma. This version is for an eye that has not had earlier surgery or injury leaving scarring in the area.

Rates data updated July 2026.

Facilitymedian $1,862 · 10th–90th $1,820$2,2390%50%10th90th$1,862$1.0K$2.0K$5.0K

Distribution of negotiated rates across all payers (price axis is log-scale). Facility and professional rates are different services and are charted separately. Need provider-level prices? Contact us.

Insurance Carrier
Cigna
Setting
Facility
Modifier
Global
Typical Low
$1,698.24
Median
$1,698.24
Typical High
$1,698.24
MountainHealth Co-op
Setting
Facility
Modifier
Global
Typical Low
$1,862.09
Median
$1,862.09
Typical High
$2,238.72
Providence
Setting
Facility
Modifier
Global
Typical Low
$1,122.02
Median
$1,548.82
Typical High
$1,995.26
United
Setting
Facility
Modifier
Global
Typical Low
$1,230.27
Median
$1,445.44
Typical High
$4,677.35