Billing code 31541: Tumor excisionMedicare rate & RVUs in Delaware

Reports operative direct laryngoscopy to excise a laryngeal tumor using an operating microscope or telescope, rather than biopsy alone.

CMS RVU26DEffective Oct 1, 20261 payment locality6K Medicare services in 2024

CMS doesn’t publish an office rate for 31541 in Delaware.

—Office (non-facility)
$221.37Hospital or facility

Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.

We’ll open 31541 for the payment locality that covers the ZIP.

On this page 9 sections
  1. Rate in Delaware
  2. What 31541 covers
  3. By payment locality
  4. How it’s calculated
  5. Payment rules
  6. Similar codes
  7. Related codes
  8. Billing questions
  9. Sources

What 31541 covers

An otolaryngologist performs direct operative laryngoscopy to expose and remove a tumor in the larynx, using an operating microscope or telescope for visualization. The service is typically performed in an operating room, often under general anesthesia, for a lesion that requires excision rather than tissue sampling alone. The excised tissue may be sent for pathology; the pathology examination is a separate service when performed by a laboratory.

Select this code when the operative report supports tumor excision during direct laryngoscopy and documents use of the operating microscope or telescope. Excision without that operating scope is reported with 31540; biopsy alone is a different service. CMS assigns a 0-day global period, so same-day preoperative and postoperative care is included. When related endoscopies are performed together, endoscopy family pricing applies. Modifier 50 is inappropriate for this code. CMS does not pay an assistant at surgery, and co-surgeons and team surgery are not permitted.

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.

31541 in Delaware

31541 office and facility rates by payment locality
Payment localityOfficeFacility
DelawareUnavailable$221.37

How the 31541 rate is calculated

Each of 31541’s three RVUs is multiplied by a geographic index (GPCI) for the payment locality, added up, and multiplied by the conversion factor. Drag the indexes or enter a ZIP to see what moves the rate.

How the rate is built · 31541

RVUs × geographic indexes × conversion factor

Swap in your local Medicare rate.

Work 4.41Practice expense 1.64Malpractice 0.64

6.6900 adjusted RVUs×$33.4009 conversion factor=$223.45

All indexes start at 1.000 (the national rate). Enter a ZIP or drag a slider.

Payment rules and modifiers for 31541

The CMS indicators that decide how 31541 is paid alongside other services.

CMS payment indicators · 31541

Tumor excision

RuleCMS valueWhat it means
Global period000Same-day global: pre- and post-op care on the day of the procedure is included.
Multiple procedures3Endoscopy family rules apply.
Bilateral (modifier 50)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)1Not paid (statutory restriction).
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.

What modifiers do to the payment

Modifier 51 · payment effect

With and without the modifier

31541 without 51 · national facility

$223.45

Tumor excision

31541-51 · Second procedure: 50%

$111.73

When this isn’t the highest-valued procedure in the session, Medicare pays 50% of its fee schedule amount (the highest is paid at 100%).

When to use modifier 51

31541 compared with similar codes

Compare codes

31541 vs 31540 vs 31536 vs 31535 vs 31545: national Medicare rates

Swap in your local Medicare rate.

  • 31541
    Tumor excision · 4.41 wRVU
    —
  • 31540
    Laryngeal excision · 4.02 wRVU
    —
  • 31536
    Laryngeal biopsy · 3.46 wRVU
    —
  • 31535
    Laryngeal biopsy · 3.08 wRVU
    —
  • 31545
    Vocal cord excision · 6.14 wRVU
    —

How to choose

31540Laryngeal excision
Use 31541 when the operative report documents an operating microscope or telescope during tumor excision. Use 31540 for the corresponding excision without that scope.
31536Laryngeal biopsy
31536 is for laryngoscopic biopsy with an operating microscope or telescope. Choose 31541 when the documented service is excision of a tumor, not biopsy alone.
31535Laryngeal biopsy
31535 reports laryngoscopic biopsy without the operating microscope or telescope. It does not describe excision of a tumor.
31545Vocal cord excision
31545 is associated with the operative vocal-cord lesion service. Use 31541 when the documented procedure is the laryngoscopic excision of a laryngeal tumor described by this code.

31541 billing questions

How does this differ from 31540?

Both report operative direct laryngoscopy with tumor excision. Report 31541 when the operative documentation supports use of an operating microscope or telescope; 31540 is the corresponding service without that scope.

Can this be reported for a biopsy without tumor removal?

No. For laryngeal tissue sampling without excision of the tumor, consider the laryngoscopy-with-biopsy code that matches whether an operating microscope or telescope was used.

Is the pathology examination included?

The surgical code reports the laryngoscopic excision, not the laboratory's examination of the removed tissue. The pathology service may be reported separately by the laboratory when performed.

Does the 0-day global period include same-day care?

Yes. Same-day preoperative and postoperative care is included in the procedure's 0-day global period.

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

Modifier 50 is inappropriate for this code. CMS does not pay an assistant at surgery, and co-surgeons and team surgery are not permitted.

What happens when another related endoscopy is performed in the same session?

CMS endoscopy family pricing applies when related endoscopies are performed together; the services are not priced as unrelated procedures.

Where these rates come from

FeeBase calculates base physician payments from CMS work, practice-expense and malpractice RVUs, adjusted by each locality’s geographic indexes and the conversion factor. Services without a published rate are labeled, never given a made-up amount. Amounts are Medicare allowed amounts before claim adjustments: not a patient’s bill or a commercial rate.

CMS RVU26D · effective Oct 1, 2026 through the day before Jan 1, 2027

Show the CMS file lines behind this rate
RVUs for 31541PPRRVU2026_Oct_nonQPP.csv, line 3,593 (RVU26D)
Geographic factors for DelawareGPCI2026.csv, line 40 (RVU26D)

Open CMS sourceHow we calculate rates

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