CPT code 22534: Spinal fusion, each additional segment2026 Medicare rate & RVUs in South Dakota

Reports an additional thoracic or lumbar vertebral segment fused through a lateral extracavitary approach, alongside the applicable primary arthrodesis code.

CMS RVU26DEffective Oct 1, 2026One payment locality856 Medicare services in 2024

In South Dakota, Medicare pays $281.29 for 22534 in a facility. There’s no office rate.

Not available in this settingOffice (non-facility)
$281.29Hospital or facility

Check a contract rate as a % of Medicare · 22534 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 22534 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in South Dakota
  2. What 22534 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 22534 covers

This add-on represents fusion of an additional vertebral segment using a lateral extracavitary approach to the thoracic or lumbar spine. The surgeon prepares the interspace for fusion, including limited disc removal for that purpose; the code does not describe disc removal performed as decompression. Orthopedic spine surgeons and neurosurgeons typically report it for multilevel fusion performed in an operating room.

Report 22534 for each additional segment beyond the segment represented by the primary procedure. The operative report should identify the spinal levels fused and support the lateral extracavitary technique; select the primary code according to the region of the initial segment. CMS treats 22534 as an add-on: it is billed only with a primary procedure and paid within that procedure’s global period.

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 South Dakota compares for 22534

Across 109 of 109 payment localities, the facility rate for 22534 runs from $276.79 in Wisconsin to $423.86 in Miami, FL. South Dakota pays $281.29. The RVUs are the same everywhere; the geographic indexes change the dollars.

22534 in South Dakota vs other payment areas
  1. South Dakota · this page$281.29
  2. Los Angeles, CA · California$322.07+$40.78
  3. Washington, DC area · District of Columbia$352.93+$71.64
  4. Miami, FL · Florida$423.86+$142.57
  5. Chicago, IL · Illinois$407.96+$126.67
  6. Manhattan, NY · New York$384.02+$102.73
  7. Alaska · Alaska$396.75+$115.46

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

Every other payment area

22534 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama—$287.87
ArkansasArkansas—$283.58
ArizonaArizona—$312.46
Bakersfield, CACalifornia—$308.64
Chico, CACalifornia—$303.59
El Centro, CACalifornia—$303.91
Fresno, CACalifornia—$303.59
Hanford, CACalifornia—$303.59

22534 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.

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22534 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 22534 in every payment locality

How the 22534 rate is calculated

Each of 22534’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 · 22534

RVUs × geographic indexes × conversion factor

Office or facility?

Work5.84

5.84 RVUs× 1.000 GPCI

Practice expense1.94

1.94 RVUs× 1.000 GPCI

Malpractice1.91

1.91 RVUs× 1.000 GPCI

Adjusted RVUs

9.6900

Conversion factor

$33.4009

Medicare rate

$323.65

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

The exact South Dakota inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

2,081

Code
22534
Physician work
5.84
Practice expense
1.94
Malpractice
1.91

GPCI2026.csv

94

Locality
South Dakota
Physician work
1.000
Practice expense
1.000
Malpractice
0.336
Facility calculation for 22534 in South Dakota
ComponentRVULocality factorAdjusted
Physician work5.84× 1.0005.8400
Practice expense1.94× 1.0001.9400
Malpractice1.91× 0.3360.6418
Total RVUs8.4218
Conversion factor× 33.4009

Facility rate, South Dakota$281.29

Facility: (5.84 × 1 + 1.94 × 1 + 1.91 × 0.336) × $33.4009 = $281.29

Open 22534 in the RVU calculator

Payment rules and modifiers for 22534

The CMS indicators that decide how 22534 is paid alongside other services.

CMS payment indicators · 22534

Spinal fusion, each additional segment

RuleCMS valueWhat it means
Global periodZZZAdd-on code: falls within the primary procedure’s global period.
Multiple procedures0No multiple-procedure reduction.
Bilateral (modifier 50)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)2Paid.
Co-surgeons (62)2Permitted.
Team surgery (66)0Not permitted.
Professional/technical0Physician service: no professional/technical split.

What modifiers do to the payment

Modifier 80 · payment effect

With and without the modifier

22534 without 80 · national facility

$323.65

Spinal fusion, each additional segment

22534-80 · Assistant: 16%

$51.78

A physician assistant at surgery is paid 16% of the surgeon’s fee schedule amount.

When to use modifier 80

How 22534 has changed in South Dakota

22534 · 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$281.29RVU26D
2026-07-01Not available in this setting$281.29RVU26C
2026-04-01Not available in this setting$281.29RVU26B
2026-01-01Not available in this setting$281.29RVU26A
2025-10-01Not available in this setting$314.65RVU25D
2025-07-01Not available in this setting$314.65RVU25C
2025-04-01Not available in this setting$314.65RVU25B
2025-01-01Not available in this setting$314.65RVU25A
2024-10-01Not available in this setting$321.48RVU24D
2024-07-01Not available in this setting$321.48RVU24C
2024-04-01Not available in this setting$321.48RVU24B
2024-03-09Not available in this setting$321.48RVU24AR
2024-01-01Not available in this setting$316.23RVU24A
2023-10-01Not available in this setting$325.43RVU23D
2023-07-01Not available in this setting$325.43RVU23C
2023-04-01Not available in this setting$325.43RVU23B
2023-01-01Not available in this setting$325.43RVU23A
2022-10-01Not available in this setting$328.97RVU22D
2022-07-01Not available in this setting$328.97RVU22C
2022-04-01Not available in this setting$328.97RVU22B
2022-01-01Not available in this setting$328.97RVU22A
2021-10-01Not available in this setting$331.91RVU21D
2021-07-01Not available in this setting$331.91RVU21C
2021-04-01Not available in this setting$331.91RVU21B
2021-01-01Not available in this setting$331.91RVU21A
2020-10-01Not available in this setting$341.50RVU20D
2020-07-01Not available in this setting$341.50RVU20C
2020-04-01Not available in this setting$341.50RVU20B
2020-01-01Not available in this setting$341.50RVU20A
2019-10-01Not available in this setting$342.36RVU19D
2019-07-01Not available in this setting$342.36RVU19C
2019-04-01Not available in this setting$342.36RVU19B
2019-01-01Not available in this setting$342.36RVU19A
2018-10-01Not available in this setting$343.00RVU18D
2018-07-01Not available in this setting$343.00RVU18C
2018-04-01Not available in this setting$343.00RVU18B
2018-01-01Not available in this setting$343.00RVU18AR1
2017-10-01Not available in this setting$342.66RVU17D
2017-07-01Not available in this setting$342.66RVU17C
2017-04-01Not available in this setting$342.66RVU17B
2017-01-01Not available in this setting$342.66RVU17A
2016-10-01Not available in this setting$341.79RVU16D
2016-07-01Not available in this setting$341.79RVU16C
2016-04-01Not available in this setting$341.79RVU16B
2016-01-01Not available in this setting$341.79RVU16A
2015-10-01Not available in this setting$343.52RVU15D
2015-07-01Not available in this setting$343.52RVU15C
2015-04-01Not available in this setting$341.81RVU15B
2015-01-01Not available in this setting$341.81RVU15A
2014-10-01Not available in this setting$341.47RVU14D
2014-07-01Not available in this setting$341.47RVU14C
2014-04-01Not available in this setting$341.47RVU14B
2014-01-01Not available in this setting$341.47RVU14A
2013-10-01Not available in this setting$333.32RVU13D
2013-07-01Not available in this setting$333.32RVU13C
2013-04-01Not available in this setting$333.32RVU13B
2013-01-01Not available in this setting$333.32RVU13AR

Price 22534 for an earlier date of service

Where the South Dakota rate applies

South Dakota is a Medicare payment area, not a city. Our Census mapping connects it to 485 cities and communities in South Dakota. Some span more than one payment area; confirm with the service ZIP.

  • Aberdeen
  • Agar
  • Agency Village
  • Akaska
  • Albee
  • Alcester
  • Alexandria
  • Allen

Browse all communities in South Dakota

22534 billing questions

Which primary code is reported with 22534?

Use 22532 for a thoracic primary segment or 22533 for a lumbar primary segment. 22534 represents an additional segment, not the primary fusion.

Can 22534 be submitted by itself?

No. It is an add-on code and must be billed with its applicable primary arthrodesis procedure.

How many units of 22534 should be reported?

Report a unit for each additional vertebral segment treated beyond the segment represented by the primary code. The operative report should identify the fused levels.

Is disc preparation included?

Limited disc removal to prepare the fusion interspace is part of the service. The code does not represent disc removal performed for decompression.

How does CMS treat payment for 22534?

CMS treats it as an add-on billed with a primary procedure and pays it within that procedure’s global period.

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 22534PPRRVU2026_Oct_nonQPP.csv, line 2,081 (RVU26D)
Geographic factors for South DakotaGPCI2026.csv, line 94 (RVU26D)

Open CMS sourceHow we calculate rates

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