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Miscellaneous Ostomy Supply

Washington rates for HCPCS A4421

Ostomy supply; miscellaneous

Rates data updated October 2026.

How much does Miscellaneous Ostomy Supply cost?

$19.05

Typical negotiated rate. In Washington, October 2026.

Insurers have agreed to pay about $19.05 for this service. The price depends on where it is billed: about $19.05 from a physician practice, and about $54.95 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 5 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$19.05$5.01 to $22.39
FacilityA hospital or hospital-owned outpatient department$54.95$22.39 to $120

How much rates vary

Facilitymedian $55 · 10th to 90th $22 to $120Professionalmedian $19 · 10th to 90th $5 to $76
$10$20$50$100facility $55professional $19

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
$5.01
Median
$5.01
Typical High
$5.01
Aetna
Setting
Professional
Modifier
None
Typical Low
$5.01
Median
$5.01
Typical High
$5.01
Aetna
Setting
Professional
Modifier
55 · Aftercare only
Typical Low
$0.76
Median
$0.76
Typical High
$0.76
Aetna
Setting
Professional
Modifier
56 · Pre-op care only
Typical Low
$0.50
Median
$0.50
Typical High
$0.50
Asuris Northwest Health
Setting
Facility
Modifier
None
Typical Low
$54.95
Median
$54.95
Typical High
$54.95
Cigna
Setting
Facility
Modifier
None
Typical Low
$22.39
Median
$22.39
Typical High
$23.99
Cigna
Setting
Professional
Modifier
None
Typical Low
$19.05
Median
$19.05
Typical High
$19.05
Molina
Setting
Professional
Modifier
None
Typical Low
$44.67
Median
$75.86
Typical High
$93.33
Pacific Source
Setting
Facility
Modifier
None
Typical Low
$120.23
Median
$120.23
Typical High
$120.23

Where Washington sits

The same service costs 199.5 times more in Montana than in Iowa. 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.

Washington· 22nd of 51

$19.05

MT $79.43IA $0.40

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.