go back

Unlisted Skin Or Subcutaneous Tissue Procedure

Massachusetts rates for HCPCS 17999

Covers an operation on the skin, a mucous membrane, or the fatty layer just beneath the skin for which there is no standard named service. The surgeon submits a written report describing exactly what was done, and the insurer prices it by comparing it with similar named procedures. It is used only when nothing else fits the work performed.

Rates data updated October 2026.

How much does Unlisted Skin Or Subcutaneous Tissue Procedure cost?

$724

Typical negotiated rate. In Massachusetts, October 2026.

Insurers have agreed to pay about $724 for this service. The price depends on where it is billed: about $1,585 from a physician practice, and about $724 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 9 insurance carriers under federal price transparency rules.

Prices by location type

Billed byTypicalRange
Physician practiceA doctor's office, clinic or independent provider$1,585$1,585 to $3,162
FacilityA hospital or hospital-owned outpatient department$724$302 to $2,818

How much rates vary

Facilitymedian $724 · 10th to 90th $126 to $3,631Professionalmedian $1,585 · 10th to 90th $1,585 to $3,162
$100$200$500$1K$2K$5Kfacility $724professional $1,585

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
$1,318.26
Median
$2,238.72
Typical High
$3,630.78
Aetna
Setting
Professional
Modifier
None
Typical Low
$1,584.89
Median
$1,584.89
Typical High
$1,584.89
AllWays Health Partners
Setting
Facility
Modifier
None
Typical Low
$125.89
Median
$398.11
Typical High
$1,862.09
AllWays Health Partners
Setting
Professional
Modifier
None
Typical Low
$3,162.28
Median
$3,162.28
Typical High
$3,162.28
Cigna
Setting
Facility
Modifier
None
Typical Low
$50.12
Median
$446.68
Typical High
$954.99
Fallon Health
Setting
Facility
Modifier
None
Typical Low
$83.18
Median
$3,311.31
Typical High
$7,079.46
Harvard Pilgrim
Setting
Facility
Modifier
None
Typical Low
$87.10
Median
$537.03
Typical High
$2,818.38
Health New England
Setting
Facility
Modifier
None
Typical Low
$457.09
Median
$457.09
Typical High
$457.09
Mass General Brigham
Setting
Facility
Modifier
None
Typical Low
$125.89
Median
$398.11
Typical High
$1,862.09
Mass General Brigham
Setting
Professional
Modifier
None
Typical Low
$3,162.28
Median
$3,162.28
Typical High
$3,162.28
United
Setting
Facility
Modifier
None
Typical Low
$123.03
Median
$537.03
Typical High
$2,754.23
Well Sense
Setting
Facility
Modifier
None
Typical Low
$2,511.89
Median
$3,467.37
Typical High
$5,754.40
1 more rate with less common billing modifiers

A modifier changes what was billed, for example a reduced or repeated service. Each of these modifiers carries under 10% of the published rates for this code. Modifier combinations, and modifiers with fewer than 30 rates for a carrier, are not listed.

Insurance Carrier
Well Sense
Setting
Professional
Modifier
78 · Unplanned return to OR
Typical Low
$1,995.26
Median
$1,995.26
Typical High
$2,398.83

Where Massachusetts sits

The same service costs 125.9 times more in Alaska than in Michigan. 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.

Massachusetts· 21st of 51

$724

AK $4,677MI $37.15

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.