CPT code 31526: Diagnostic laryngoscopy, operating microscope or telescope2026 Medicare rate & RVUs

Reports direct examination of the larynx using an operating microscope or telescope when magnified visualization is needed for diagnostic evaluation.

CMS RVU26DEffective Oct 1, 2026109 payment localities1.5K Medicare services in 2024

Medicare pays $135.27 for 31526 nationally in a facility.

Medicare rate · 31526

Diagnostic laryngoscopy, operating microscope or telescope

Office or facility?

Work RVUs
2.51
Total RVUs
4.05
Global days
000

National rate · 2026

$135.27

Facility setting, before claim adjustments.

See every locality for 31526 →Billed by an NP, PA or therapist? →

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

Your location

Medicare pays by the payment locality where the service is performed.

On this page 10 sections
  1. Medicare rate
  2. What 31526 covers
  3. By payment locality
  4. Rate map
  5. How it’s calculated
  6. Payment rules
  7. Similar codes
  8. Related codes
  9. Billing questions
  10. Sources

What 31526 covers

An otolaryngologist passes a laryngoscope through the mouth to examine the larynx directly, using an operating microscope or telescope for magnified visualization. The examination may help evaluate persistent hoarseness, a suspected vocal fold abnormality, or another laryngeal finding. It is commonly performed in an operating room, often under general anesthesia, when an office examination cannot provide the needed view or assessment.

Report 31526 when the service is diagnostic and the documented technique uses the operating microscope or telescope. Documentation should identify the reason for the examination, the structures assessed, and the findings. When tissue sampling or treatment is performed, select the applicable operative laryngoscopy code rather than reporting this diagnostic service separately. CMS assigns a 0-day global period, so same-day preoperative and postoperative care is included. For multiple procedures in one session, the highest-valued procedure is paid in full and others at 50%. Modifier 50 is inappropriate; assistant-at-surgery payment is restricted, and co-surgeon and team-surgery payment 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.

Where 31526 pays more and less

The same RVUs, adjusted for each area’s costs. Open a locality for its calculation, history and nearby areas.

109 of 109 payment localities

31526 office and facility rates by payment locality
Payment localityOfficeFacility
AlabamaUnavailable$125.03
AlaskaUnavailable$174.18
ArizonaUnavailable$132.28
ArkansasUnavailable$123.77
Atlanta, GAUnavailable$138.63
Austin, TXUnavailable$136.30
Bakersfield, CAUnavailable$135.79
Baltimore area, MDUnavailable$142.40
Beaumont, TXUnavailable$130.88
Brazoria, TXUnavailable$132.87

31526 rates by state

Office rate range in each state. Select a state to see its payment localities.

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Local rates. Clear comparisons.

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31526 office rate range by state
State / territoryOffice rate rangeLocalities
AKNo published base rate1
ALNo published base rate1
ARNo published base rate1
AZNo published base rate1
CANo published base rate29
CONo published base rate1
CTNo published base rate1
DCNo published base rate1
DENo published base rate1
FLNo published base rate3
GANo published base rate2
GUNo published base rate1
HINo published base rate1
IANo published base rate1
IDNo published base rate1
ILNo published base rate4
INNo published base rate1
KSNo published base rate1
KYNo published base rate1
LANo published base rate2
MANo published base rate2
MDNo published base rate3
MENo published base rate2
MINo published base rate2
MNNo published base rate1
MONo published base rate3
MSNo published base rate1
MTNo published base rate1
NCNo published base rate1
NDNo published base rate1
NENo published base rate1
NHNo published base rate1
NJNo published base rate2
NMNo published base rate1
NVNo published base rate1
NYNo published base rate5
OHNo published base rate1
OKNo published base rate1
ORNo published base rate2
PANo published base rate2
PRNo published base rate1
RINo published base rate1
SCNo published base rate1
SDNo published base rate1
TNNo published base rate1
TXNo published base rate8
UTNo published base rate1
VANo published base rate2
VINo published base rate1
VTNo published base rate1
WANo published base rate2
WINo published base rate1
WVNo published base rate1
WYNo published base rate1

How the 31526 rate is calculated

Each of 31526’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 · 31526

RVUs × geographic indexes × conversion factor

Office or facility?

Work2.51

2.51 RVUs× 1.000 GPCI

Practice expense1.17

1.17 RVUs× 1.000 GPCI

Malpractice0.37

0.37 RVUs× 1.000 GPCI

Adjusted RVUs

4.0500

Conversion factor

$33.4009

Medicare rate

$135.27

Every GPCI starts at 1.000, the national rate. Enter a ZIP or drag a slider.

Payment rules and modifiers for 31526

The CMS indicators that decide how 31526 is paid alongside other services.

CMS payment indicators · 31526

Diagnostic laryngoscopy, operating microscope or telescope

RuleCMS valueWhat it means
Global period000Same-day global: pre- and post-op care on the day of the procedure is included.
Multiple procedures2Standard reduction: highest-valued procedure at 100%, others at 50%.
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

31526 without 51 · national facility

$135.27

Diagnostic laryngoscopy, operating microscope or telescope

31526-51 · Second procedure: 50%

$67.64

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

31526 compared with similar codes

Compare codes · National

5 codes, side by side

Office or facility?

  • 31526

    Diagnostic laryngoscopy, operating microscope or telescope2.51 wRVU

    Not priced

  • 31525

    Laryngoscopy, diagnostic, except newborn2.56 wRVU

    $251.17

  • 31536

    Laryngeal biopsy, with operating scope3.46 wRVU

    Not priced

  • 31535

    Laryngeal biopsy, direct operative approach3.08 wRVU

    Not priced

  • 31520

    Laryngoscopy, diagnostic, newborn2.5 wRVU

    Not priced

How to choose

31525LaryngoscopyDiagnostic, except newborn
31525 is direct diagnostic laryngoscopy without the specific operating microscope or telescope technique. Choose 31526 when that optical technique is documented.
31536Laryngeal biopsyWith operating scope
31536 includes biopsy during direct laryngoscopy with an operating microscope or telescope. Use it when tissue is sampled rather than reporting a diagnostic-only examination.
31535Laryngeal biopsyDirect operative approach
31535 describes direct laryngoscopy with biopsy without the specified microscope-or-telescope technique. 31526 is diagnostic-only and requires that technique.
31520LaryngoscopyDiagnostic, newborn
31520 is the direct diagnostic laryngoscopy code for a newborn; 31526 is not the newborn-specific code.

31526 billing questions

How does 31526 differ from 31525?

Both describe direct diagnostic laryngoscopy, but 31526 specifies use of an operating microscope or telescope. Use 31525 when that magnified optical technique is not documented.

Can 31526 be reported with a laryngeal biopsy?

When biopsy is performed during the laryngoscopy, report the applicable biopsy code, such as 31536 when an operating microscope or telescope is used. Do not separately report the diagnostic examination for the same operative work.

What documentation supports 31526?

Document the diagnostic reason, direct examination of the larynx, use of an operating microscope or telescope, and relevant findings. The record should distinguish the examination from any biopsy or treatment performed.

Does modifier 50 apply when both sides of the larynx are examined?

No. CMS identifies bilateral adjustment as inappropriate for this code, so modifier 50 is not used for examining both vocal folds.

How are same-day services and surgical assistance handled?

The code has a 0-day global period, which includes same-day preoperative and postoperative care. CMS does not pay for an assistant at surgery, co-surgeons, or team surgery for this service.

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 31526PPRRVU2026_Oct_nonQPP.csv, line 3,584 (RVU26D)

Open CMS sourceHow we calculate rates

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