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CMS RVU26D · Effective 2026-10-01

11005 NSTI debridement Medicare reimbursement rates in Mississippi

Report this service when a surgeon removes infected or necrotic skin, subcutaneous tissue, muscle, and fascia for a necrotizing soft tissue infection of the abdominal wall. Compare 11005 office and facility rates across CMS payment localities in Mississippi.

Amounts below use the non-QP conversion factor for participating physicians. These are base physician payments before claim-level adjustments, not patient costs or total hospital charges.

What does Medicare pay for 11005 in Mississippi?

Mississippi has 1 payment locality in this comparison. Use the service location to choose the applicable amount. These are the supported base rates for the payment area shown below, using the same CMS release.

Office / nonfacility

No supported rate

Facility setting

$646.83

1 of 1 localities have a supported rate.

Payment area: Mississippi

One mapped payment locality.

These are locality ranges, not averages or address-specific quotes. A facility-setting amount covers the physician service; it does not include a hospital’s separate bill. Choose a locality below to inspect its calculation, compare other payment areas, or price a percentage of Medicare.

Find 11005 in your payment locality →

Surgical debridement

About 11005: Abdominal wall necrotizing infection debridement

Report this service when a surgeon removes infected or necrotic skin, subcutaneous tissue, muscle, and fascia for a necrotizing soft tissue infection of the abdominal wall.

This code describes operative debridement for a necrotizing soft tissue infection involving the abdominal wall, such as necrotizing fasciitis. The surgeon removes infected or necrotic skin, subcutaneous tissue, muscle, and fascia. It is typically performed in a hospital operating room when urgent source control is needed; the operative report should identify the abdominal-wall involvement and the tissues actually debrided.

Select this code for the abdominal wall alone, not by measuring wound surface area or choosing the deepest tissue level as with routine wound-debridement codes. Document the infection, anatomic extent, and debridement performed. The 0-day global period includes same-day preoperative and postoperative care. Modifier 50 is inappropriate for this code. An assistant at surgery is payable only when medical necessity is documented; co-surgeons and team surgery are not permitted.

CMS billing rules for 11005

Global period
Minor procedure with a 0-day global period: same-day preoperative and postoperative care is included.
Bilateral procedures
Bilateral adjustment does not apply; the descriptor or anatomy makes modifier 50 inappropriate.
Assistant at surgery
Assistant at surgery is paid only with documentation of medical necessity.
Co-surgeons
Co-surgeons not permitted.
Team surgery
Team surgery not permitted.

Where the value comes from

  • Work RVU13.88 · 67%
  • Practice expense (office) RVU3.41 · 16%
  • Malpractice RVU3.45 · 17%

1.3K

Medicare services in 2024 · #2774 by national volume

This summary was written with AI assistance from CMS physician fee schedule data and checked against the CMS billing rules shown here. Rates on this page come directly from CMS files.

11005 compared with similar codes

Office rates for Mississippi, from the same CMS release.

11004

Infection debridement

External genitalia and perineum

No office rate

Use 11004 for necrotizing infection debridement of the external genitalia and perineum without abdominal-wall involvement; 11005 is for the abdominal wall.

11006

Infection debridement

Perineum and abdominal wall

No office rate

Use 11006 when debridement for the necrotizing infection involves the abdominal wall together with the external genitalia and perineum.

11042

Wound debridement

Subcutaneous tissue, first 20 sq cm

$118.19

Use 11042 for qualifying routine wound debridement through subcutaneous tissue, based on tissue depth and area; 11005 is specific to abdominal-wall necrotizing infection.

11043

Wound debridement

Muscle or fascia, initial area

$216.70

Use 11043 for qualifying routine wound debridement involving muscle or fascia, based on tissue depth and area, rather than the NSTI-specific abdominal-wall service.

Compare 11005 by payment locality

Find the payment area for your service address, then open its rate page for calculation inputs, release history and the percentage-of-Medicare tool. A city may cross payment-area boundaries; the ZIP lookup above helps resolve the location.

1 of 1 payment localities

Office and facility base rates · shared scale starting at $0

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How this local rate is calculated

Each RVU component is multiplied by its own geographic practice cost index (GPCI). The three adjusted components are added, then multiplied by the conversion factor. These are the inputs used for 11005 in Mississippi.

PPRRVU2026_Oct_nonQPP.csv

1,243

Code
11005
Physician work
13.88
Practice expense
3.41
Malpractice
3.45

GPCI2026.csv

67

Locality
Mississippi
Physician work
1.000
Practice expense
0.861
Malpractice
0.739
Facility calculation for 11005 in Mississippi
ComponentRVULocality factorAdjusted
Physician work13.88× 1.00013.8800
Practice expense3.41× 0.8612.9360
Malpractice3.45× 0.7392.5495
Total RVUs19.3656
Conversion factor× 33.4009

Facility rate, Mississippi$646.83

Values as parsed from CMS release RVU26D, effective 2026-10-01. The amount is rounded to the nearest cent only at the end.
Explore RVUs, geographic factors and the full formula

Facility

Facility calculation inputs
ComponentRVULocal GPCI
Work13.881
Practice expense3.410.861
Malpractice3.450.739

(13.88 × 1 + 3.41 × 0.861 + 3.45 × 0.739) × $33.4009 = $646.83

The office and facility calculations use their respective practice-expense RVUs. The facility amount here is the physician fee, not a separate hospital or facility bill.

11005 billing questions

When should I report 11005 rather than 11004 or 11006?

Use 11005 when the necrotizing soft tissue infection and debridement involve the abdominal wall alone. Code 11004 describes the external genitalia and perineum; 11006 covers those areas together with the abdominal wall.

Is code selection based on wound size or the deepest tissue removed?

No. This code is specific to necrotizing soft tissue infection of the abdominal wall and is not selected by surface area or a deepest-tissue level.

Can removal of infected abdominal-wall mesh be reported separately?

When infected prosthetic material or mesh is removed from the abdominal wall, 11008 is an add-on reported with the applicable primary debridement code, including 11005 when appropriate.

Can modifier 50 or an assistant-at-surgery claim be used?

Modifier 50 is inappropriate for this code. Assistant-at-surgery payment requires documentation of medical necessity; co-surgeons and team surgery are not permitted.

What documentation supports reporting 11005?

The operative report should establish necrotizing soft tissue infection of the abdominal wall, identify the extent and tissues involved, and describe the debridement performed.

Where these rates come from

FeeBase calculates base physician payments from CMS work, practice-expense, and malpractice RVUs, adjusted by each locality’s geographic indices and the applicable conversion factor. Unavailable or separately priced services are labeled rather than assigned a made-up amount.

Source: RVU26D. Effective 2026-10-01 through the day before 2027-01-01.

RVUs for 11005PPRRVU2026_Oct_nonQPP.csv, line 1,243 (RVU26D)
Geographic factors for MississippiGPCI2026.csv, line 67 (RVU26D)
Open CMS sourceHow this rate is calculatedBuild a fee sheet