CPT code 21740: Sternal reconstruction, open reconstruction2026 Medicare rate & RVUs in North Dakota

Open sternal reconstruction reshapes or rebuilds the sternum to correct a congenital or acquired chest-wall deformity, such as pectus deformity.

CMS RVU26DEffective Oct 1, 2026One payment locality

In North Dakota, Medicare pays $904.16 for 21740 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$904.16Hospital or facility

Check a contract rate as a % of Medicare · 21740 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 21740 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in North Dakota
  2. What 21740 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 21740 covers

This service involves surgically reconstructing the sternum to correct a congenital or acquired deformity. It is typically performed by a thoracic surgeon in an operating room. Open reconstruction may be selected for a chest-wall deformity such as pectus excavatum or carinatum; the operative approach and extent of reconstruction distinguish it from minimally invasive repair techniques.

Report the code when the surgeon’s work reconstructs the sternum, not simply closes a separated median sternotomy. The operative report should identify the deformity, the anatomic problem addressed, and the reconstruction performed. This major surgery has a 90-day global period, including the day-before preoperative visit and 90 days of related postoperative care. When multiple procedures are performed in the same session, the highest-valued procedure is paid in full and others at 50%. Modifier 50 is inappropriate. An assistant at surgery may be paid; co-surgeons are paid only with supporting documentation, and team surgery is 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 North Dakota compares for 21740

Across 109 of 109 payment localities, the facility rate for 21740 runs from $878.56 in Wisconsin to $1,228.89 in Alaska. North Dakota pays $904.16. The RVUs are the same everywhere; the geographic indexes change the dollars.

21740 in North Dakota vs other payment areas
  1. North Dakota · this page$904.16
  2. Los Angeles, CA · California$1,014.82+$110.66
  3. Washington, DC area · District of Columbia$1,085.52+$181.36
  4. Miami, FL · Florida$1,221.00+$316.84
  5. Chicago, IL · Illinois$1,181.47+$277.31
  6. Manhattan, NY · New York$1,154.96+$250.80
  7. Alaska · Alaska$1,228.89+$324.73

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

Every other payment area

21740 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$893.00
ArkansasArkansas—$881.28
ArizonaArizona—$960.46
Bakersfield, CACalifornia—$970.51
Chico, CACalifornia—$958.86
El Centro, CACalifornia—$959.58
Fresno, CACalifornia—$958.86
Hanford, CACalifornia—$958.86

21740 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
21740 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 21740 in every payment locality

How the 21740 rate is calculated

Each of 21740’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 · 21740

RVUs × geographic indexes × conversion factor

Office or facility?

Work17.13

17.13 RVUs× 1.000 GPCI

Practice expense8.19

8.19 RVUs× 1.000 GPCI

Malpractice4.31

4.31 RVUs× 1.000 GPCI

Adjusted RVUs

29.6300

Conversion factor

$33.4009

Medicare rate

$989.67

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

The exact North Dakota inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

2,023

Code
21740
Physician work
17.13
Practice expense
8.19
Malpractice
4.31

GPCI2026.csv

84

Locality
North Dakota
Physician work
1.000
Practice expense
1.000
Malpractice
0.406
Facility calculation for 21740 in North Dakota
ComponentRVULocality factorAdjusted
Physician work17.13× 1.00017.1300
Practice expense8.19× 1.0008.1900
Malpractice4.31× 0.4061.7499
Total RVUs27.0699
Conversion factor× 33.4009

Facility rate, North Dakota$904.16

Facility: (17.13 × 1 + 8.19 × 1 + 4.31 × 0.406) × $33.4009 = $904.16

Open 21740 in the RVU calculator

Payment rules and modifiers for 21740

21740 has a 90-day global period: related visits in that window are included in the surgery payment.

CMS payment indicators · 21740

Sternal reconstruction, open reconstruction

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)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)2Paid.
Co-surgeons (62)1Permitted with supporting documentation.
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 · 21740

Sternal reconstruction, open reconstruction

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 51 · payment effect

With and without the modifier

21740 without 51 · national facility

$989.67

Sternal reconstruction, open reconstruction

21740-51 · Second procedure: 50%

$494.84

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

How 21740 has changed in North Dakota

21740 · 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$904.16RVU26D
2026-07-01Not available in this setting$904.16RVU26C
2026-04-01Not available in this setting$904.16RVU26B
2026-01-01Not available in this setting$904.16RVU26A
2025-10-01Not available in this setting$926.67RVU25D
2025-07-01Not available in this setting$926.67RVU25C
2025-04-01Not available in this setting$926.67RVU25B
2025-01-01Not available in this setting$926.67RVU25A
2024-10-01Not available in this setting$948.49RVU24D
2024-07-01Not available in this setting$948.49RVU24C
2024-04-01Not available in this setting$948.49RVU24B
2024-03-09Not available in this setting$948.49RVU24AR
2024-01-01Not available in this setting$933.01RVU24A
2023-10-01Not available in this setting$954.61RVU23D
2023-07-01Not available in this setting$954.61RVU23C
2023-04-01Not available in this setting$954.61RVU23B
2023-01-01Not available in this setting$954.61RVU23A
2022-10-01Not available in this setting$967.84RVU22D
2022-07-01Not available in this setting$967.84RVU22C
2022-04-01Not available in this setting$967.84RVU22B
2022-01-01Not available in this setting$967.84RVU22A
2021-10-01Not available in this setting$972.71RVU21D
2021-07-01Not available in this setting$972.71RVU21C
2021-04-01Not available in this setting$972.71RVU21B
2021-01-01Not available in this setting$972.71RVU21A
2020-10-01Not available in this setting$1,000.04RVU20D
2020-07-01Not available in this setting$1,000.04RVU20C
2020-04-01Not available in this setting$1,000.04RVU20B
2020-01-01Not available in this setting$1,000.04RVU20A
2019-10-01Not available in this setting$1,006.28RVU19D
2019-07-01Not available in this setting$1,006.28RVU19C
2019-04-01Not available in this setting$1,003.94RVU19B
2019-01-01Not available in this setting$1,003.94RVU19A
2018-10-01Not available in this setting$1,005.84RVU18D
2018-07-01Not available in this setting$1,005.84RVU18C
2018-04-01Not available in this setting$1,005.84RVU18B
2018-01-01Not available in this setting$1,005.84RVU18AR1
2017-10-01Not available in this setting$998.91RVU17D
2017-07-01Not available in this setting$998.91RVU17C
2017-04-01Not available in this setting$998.91RVU17B
2017-01-01Not available in this setting$998.91RVU17A
2016-10-01Not available in this setting$1,000.12RVU16D
2016-07-01Not available in this setting$1,000.12RVU16C
2016-04-01Not available in this setting$1,000.12RVU16B
2016-01-01Not available in this setting$1,000.12RVU16A
2015-10-01Not available in this setting$1,005.79RVU15D
2015-07-01Not available in this setting$1,005.79RVU15C
2015-04-01Not available in this setting$1,000.78RVU15B
2015-01-01Not available in this setting$1,000.78RVU15A
2014-10-01Not available in this setting$992.63RVU14D
2014-07-01Not available in this setting$992.63RVU14C
2014-04-01Not available in this setting$992.63RVU14B
2014-01-01Not available in this setting$992.63RVU14A
2013-10-01Not available in this setting$1,171.21RVU13D
2013-07-01Not available in this setting$1,171.21RVU13C
2013-04-01Not available in this setting$1,171.21RVU13B
2013-01-01Not available in this setting$1,171.21RVU13AR

Price 21740 for an earlier date of service

Where the North Dakota rate applies

North Dakota is a Medicare payment area, not a city. Our Census mapping connects it to 406 cities and communities in North Dakota. Some span more than one payment area; confirm with the service ZIP.

  • Abercrombie
  • Adams
  • Alamo
  • Alexander
  • Alice
  • Almont
  • Alsen
  • Ambrose

Browse all communities in North Dakota

21740 billing questions

How does this differ from the minimally invasive pectus repair codes?

This code describes open sternal reconstruction for a deformity. The minimally invasive pectus codes distinguish repair performed without thoracoscopy from repair performed with thoracoscopy.

Should this be reported for closure of a separated median sternotomy?

No. Code 21750 describes closure of median sternotomy separation; choose based on the documented procedure and indication rather than the shared sternal anatomy.

Can modifier 50 be used for bilateral reconstruction?

No. The CMS bilateral adjustment does not apply to this code, and modifier 50 is inappropriate.

What documentation supports reporting this code?

The operative report should describe the congenital or acquired sternal deformity, the reconstruction performed, and the extent of the surgical work.

How does the 90-day global period affect postoperative reporting?

The global period includes the day-before preoperative visit and 90 days of related postoperative care. Those related services are included in the surgical global package.

What happens when another procedure is performed in the same session?

Under the standard multiple procedure reduction, the highest-valued procedure is paid in full and other procedures are paid at 50%.

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 21740PPRRVU2026_Oct_nonQPP.csv, line 2,023 (RVU26D)
Geographic factors for North DakotaGPCI2026.csv, line 84 (RVU26D)

Open CMS sourceHow we calculate rates

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