CPT code 21700: Scalene division, without cervical rib resection2026 Medicare rate & RVUs in Nevada

Reports surgical division of scalene muscles, commonly for thoracic outlet decompression, when the operation does not include cervical rib resection.

CMS RVU26DEffective Oct 1, 2026One payment locality25 Medicare services in 2024

In Nevada, Medicare pays $323.66 for 21700 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$323.66Hospital or facility

Check a contract rate as a % of Medicare · 21700 nationwide

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 21700 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Nevada
  2. What 21700 covers
  3. Compared with other areas
  4. Rate map
  5. How it’s calculated
  6. Payment rules
  7. Related codes
  8. Rate history
  9. Where it applies
  10. Billing questions
  11. Sources

What 21700 covers

The surgeon divides scalene muscle fibers in the neck to relieve compression associated with thoracic outlet syndrome, such as pressure affecting the brachial plexus or subclavian vessels. The operation is performed by a surgeon, commonly in a hospital operating room. This code describes the scalene release without removal of a cervical rib; a rib-resection operation falls under a different code in the same family.

Choose the code from the operation performed, documenting the indication, side, scalene muscles addressed, and whether a cervical rib was removed. CMS assigns a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care. For multiple procedures in one session, the highest-valued procedure is paid in full and others at 50%. Bilateral reporting with modifier 50 is paid at 150%. Assistant-at-surgery payment may be made; 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.

How Nevada compares for 21700

Across 109 of 109 payment localities, the facility rate for 21700 runs from $292.92 in Wisconsin to $416.34 in Alaska. Nevada pays $323.66. The RVUs are the same everywhere; the geographic indexes change the dollars.

21700 in Nevada vs other payment areas
  1. Nevada · this page$323.66
  2. Los Angeles, CA · California$336.77+$13.11
  3. Washington, DC area · District of Columbia$362.62+$38.96
  4. Miami, FL · Florida$415.57+$91.91
  5. Chicago, IL · Illinois$402.06+$78.40
  6. Manhattan, NY · New York$388.28+$64.62
  7. Alaska · Alaska$416.34+$92.68

Other areas in Nevada first, then benchmark localities. Bars start at $0.

Every other payment area

21700 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$300.27
ArkansasArkansas—$296.40
ArizonaArizona—$322.48
Bakersfield, CACalifornia—$322.89
Chico, CACalifornia—$318.65
El Centro, CACalifornia—$318.91
Fresno, CACalifornia—$318.65
Hanford, CACalifornia—$318.65

21700 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.

Hover or focus a tile to see its rate range. Select it to open the state’s fee schedule.

View every state and territory as a table
21700 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

See 21700 in every payment locality

How the 21700 rate is calculated

Each of 21700’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 · 21700

RVUs × geographic indexes × conversion factor

Office or facility?

Work6.15

6.15 RVUs× 1.000 GPCI

Practice expense2.23

2.23 RVUs× 1.000 GPCI

Malpractice1.57

1.57 RVUs× 1.000 GPCI

Adjusted RVUs

9.9500

Conversion factor

$33.4009

Medicare rate

$332.34

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

The exact Nevada inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

2,019

Code
21700
Physician work
6.15
Practice expense
2.23
Malpractice
1.57

GPCI2026.csv

73

Locality
Nevada
Physician work
1.000
Practice expense
1.001
Malpractice
0.833
Facility calculation for 21700 in Nevada
ComponentRVULocality factorAdjusted
Physician work6.15× 1.0006.1500
Practice expense2.23× 1.0012.2322
Malpractice1.57× 0.8331.3078
Total RVUs9.6900
Conversion factor× 33.4009

Facility rate, Nevada$323.66

Facility: (6.15 × 1 + 2.23 × 1.001 + 1.57 × 0.833) × $33.4009 = $323.66

Open 21700 in the RVU calculator

Payment rules and modifiers for 21700

21700 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 21700

Scalene division, without cervical rib resection

RuleCMS valueWhat it means
Global period090Major surgery: the day before, the day of, and 90 days after are included.
Multiple procedures2Standard reduction: highest-valued procedure at 100%, others at 50%.
Bilateral (modifier 50)1Bilateral with modifier 50 pays 150% of the fee schedule amount.
Assistant at surgery (80/81/82/AS)2Paid.
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.
Split (54/55/56)0.10/0.69/0.21Share of the payment for pre-op, the procedure itself, and post-op care.

Global surgery period · 21700

Scalene division, without cervical rib resection

90-day global period ends

Dec 30, 2026

Covers Sep 30, 2026 through Dec 30, 2026 (92 days, including the day before surgery).

Visit on Oct 31, 2026

Day 30 of the 90-day post-op period: related follow-up care is included in the surgical payment.

  • 24Unrelated E/M visit by the same physician
  • 79Unrelated procedure (starts its own global period)
  • 58Staged, more extensive, or therapy procedure that was planned
  • 78Unplanned return to the operating room for a related complication
SurgeryVisit
Sep 23, 2026Jan 10, 2027

Pre-op dayGlobal period

What modifiers do to the payment

Modifier 50 · payment effect

With and without the modifier

21700 without 50 · national facility

$332.34

Scalene division, without cervical rib resection

21700-50 · Bilateral: 150%

$498.51

Both sides on one line with modifier 50 are paid at 150% of the fee schedule amount (subject to multiple-procedure rules with other procedures).

When to use modifier 50

How 21700 has changed in Nevada

21700 · Office / nonfacility

Rate unavailable

Effective 2026-10-01

A rate is unavailable in one of these releases, so a change cannot be calculated.

Base rate by release · bars start at $0 · select a bar to compare

One bar per available release, ordered by effective date. Missing rates remain gaps. These comparisons hold the code, setting and locality identifiers constant; they do not isolate which policy or input caused a change.

What changed, release by release
Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01Not available in this setting$323.66RVU26D
2026-07-01Not available in this setting$323.66RVU26C
2026-04-01Not available in this setting$323.66RVU26B
2026-01-01Not available in this setting$323.66RVU26A
2025-10-01Not available in this setting$337.27RVU25D
2025-07-01Not available in this setting$337.27RVU25C
2025-04-01Not available in this setting$337.27RVU25B
2025-01-01Not available in this setting$337.27RVU25A
2024-10-01Not available in this setting$345.69RVU24D
2024-07-01Not available in this setting$345.69RVU24C
2024-04-01Not available in this setting$345.69RVU24B
2024-03-09Not available in this setting$345.69RVU24AR
2024-01-01Not available in this setting$340.05RVU24A
2023-10-01Not available in this setting$362.96RVU23D
2023-07-01Not available in this setting$362.96RVU23C
2023-04-01Not available in this setting$362.96RVU23B
2023-01-01Not available in this setting$362.96RVU23A
2022-10-01Not available in this setting$385.26RVU22D
2022-07-01Not available in this setting$385.26RVU22C
2022-04-01Not available in this setting$385.26RVU22B
2022-01-01Not available in this setting$385.26RVU22A
2021-10-01Not available in this setting$383.65RVU21D
2021-07-01Not available in this setting$383.65RVU21C
2021-04-01Not available in this setting$383.65RVU21B
2021-01-01Not available in this setting$383.65RVU21A
2020-10-01Not available in this setting$381.88RVU20D
2020-07-01Not available in this setting$381.88RVU20C
2020-04-01Not available in this setting$381.88RVU20B
2020-01-01Not available in this setting$381.88RVU20A
2019-10-01Not available in this setting$368.46RVU19D
2019-07-01Not available in this setting$368.46RVU19C
2019-04-01Not available in this setting$366.49RVU19B
2019-01-01Not available in this setting$366.49RVU19A
2018-10-01Not available in this setting$371.31RVU18D
2018-07-01Not available in this setting$371.31RVU18C
2018-04-01Not available in this setting$371.31RVU18B
2018-01-01Not available in this setting$371.31RVU18AR1
2017-10-01Not available in this setting$384.46RVU17D
2017-07-01Not available in this setting$384.46RVU17C
2017-04-01Not available in this setting$384.46RVU17B
2017-01-01Not available in this setting$384.46RVU17A
2016-10-01Not available in this setting$390.72RVU16D
2016-07-01Not available in this setting$390.72RVU16C
2016-04-01Not available in this setting$390.72RVU16B
2016-01-01Not available in this setting$390.72RVU16A
2015-10-01Not available in this setting$387.30RVU15D
2015-07-01Not available in this setting$387.30RVU15C
2015-04-01Not available in this setting$385.38RVU15B
2015-01-01Not available in this setting$385.38RVU15A
2014-10-01Not available in this setting$393.71RVU14D
2014-07-01Not available in this setting$393.71RVU14C
2014-04-01Not available in this setting$393.71RVU14B
2014-01-01Not available in this setting$393.71RVU14A
2013-10-01Not available in this setting$397.07RVU13D
2013-07-01Not available in this settingRate data unavailableRVU13C
2013-04-01Not available in this settingRate data unavailableRVU13B
2013-01-01Not available in this settingRate data unavailableRVU13AR

Price 21700 for an earlier date of service

Where the Nevada rate applies

Nevada is a Medicare payment area, not a city. Our Census mapping connects it to 138 cities and communities in Nevada. Some span more than one payment area; confirm with the service ZIP.

  • Alamo
  • Amargosa Valley
  • Austin
  • Baker
  • Battle Mountain
  • Beatty
  • Beaverdam
  • Bennett Springs

Browse all communities in Nevada

21700 billing questions

How does 21700 differ from 21705?

Use 21700 when scalene division is performed without cervical rib resection. When the operation includes cervical rib resection, use 21705.

Can 21700 be reported bilaterally?

CMS identifies this as a bilateral procedure. Modifier 50 is paid at 150%.

What postoperative care is included?

The 90-day global period includes the day-before preoperative visit and 90 days of related postoperative care.

Can an assistant surgeon be paid for this operation?

CMS indicates that assistant-at-surgery payment may be made. Co-surgeons and team surgery are not permitted.

What documentation supports reporting 21700?

Document the thoracic outlet or other operative indication, laterality, scalene muscle work, and whether a cervical rib was removed. The operative note should support selection of 21700 rather than the rib-resection code.

How are multiple procedures handled in the same session?

CMS pays the highest-valued procedure in full and other procedures at 50% when performed in the same session.

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 21700PPRRVU2026_Oct_nonQPP.csv, line 2,019 (RVU26D)
Geographic factors for NevadaGPCI2026.csv, line 73 (RVU26D)

Open CMS sourceHow we calculate rates

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