CPT code 93040: Rhythm ECG, one to three leads2026 Medicare rate & RVUs in South Carolina

Reports a one-to-three-lead rhythm electrocardiogram, including its tracing and interpretation, for evaluation or documentation of a cardiac rhythm.

CMS RVU26DEffective Oct 1, 2026One payment locality75K Medicare services in 2024

In South Carolina, Medicare pays $14.22 for 93040 in the office.

$14.22Office (non-facility)
Not available in this settingHospital or facility
−5.4%vs the national office rate ($15.03)

Check a contract rate as a % of Medicare · 93040 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 93040 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in South Carolina
  2. What 93040 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 93040 covers

This service includes a limited rhythm electrocardiogram using one to three leads, with the tracing and interpretation/report treated as a complete service. It can document rhythm during evaluation of palpitations, suspected arrhythmia, or a change in cardiac rhythm. Clinical staff may obtain the tracing in an office or bedside setting, and a qualified clinician interprets it and records the findings. Unlike a standard 12-lead ECG, this is a limited-lead rhythm study.

Report 93040 when both the tracing and interpretation/report are furnished. Documentation should support the clinical reason, the tracing obtained, and the clinician’s interpretation. When only the tracing is furnished, use 93041; when only the interpretation/report is furnished, use 93042. CMS identifies 93040 as a global service with separate codes for its technical and professional components. The cardiovascular diagnostic multiple procedure reduction affects the technical component; it does not reduce the professional component under this rule.

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 Carolina compares for 93040

Across 109 of 109 payment localities, the office rate for 93040 runs from $13.39 in Arkansas to $19.41 in San Benito County, CA. South Carolina pays $14.22. The RVUs are the same everywhere; the geographic indexes change the dollars.

93040 in South Carolina vs other payment areas
  1. South Carolina · this page$14.22
  2. Los Angeles, CA · California$16.72+$2.50
  3. Washington, DC area · District of Columbia$17.04+$2.82
  4. Miami, FL · Florida$16.44+$2.22
  5. Chicago, IL · Illinois$15.98+$1.76
  6. Manhattan, NY · New York$17.26+$3.04
  7. Alaska · Alaska$17.84+$3.62

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

Every other payment area

93040 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$13.57—
ArkansasArkansas$13.39—
ArizonaArizona$14.64—
Bakersfield, CACalifornia$15.76—
Chico, CACalifornia$15.70—
El Centro, CACalifornia$15.71—
Fresno, CACalifornia$15.70—
Hanford, CACalifornia$15.70—

93040 rates by state

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

Explore a state

Local rates. Clear comparisons.

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

$13.39

$17.84

Color shows the midpoint of each state’s locality range.

View every state and territory as a table
93040 office rate range by state
State / territoryOffice rate rangeLocalities
AK$17.841
AL$13.571
AR$13.391
AZ$14.641
CA$15.70–$19.4129
CO$15.541
CT$15.991
DC$17.041
DE$14.881
FL$14.95–$16.443
GA$14.15–$15.332
GU$16.031
HI$16.031
IA$13.831
ID$13.931
IL$14.59–$15.984
IN$14.001
KS$13.801
KY$13.941
LA$13.93–$14.572
MA$15.47–$16.982
MD$15.14–$17.043
ME$14.03–$14.702
MI$14.30–$15.162
MN$14.831
MO$13.72–$14.583
MS$13.561
MT$15.031
NC$14.161
ND$14.631
NE$13.891
NH$15.331
NJ$16.16–$16.892
NM$14.391
NV$14.931
NY$14.36–$17.695
OH$14.221
OK$13.881
OR$14.79–$15.982
PA$14.23–$15.632
PR$15.121
RI$15.361
SC$14.221
SD$14.591
TN$13.871
TX$14.14–$15.518
UT$14.401
VA$14.68–$17.042
VI$15.121
VT$14.611
WA$15.43–$17.282
WI$14.181
WV$14.091
WY$14.861

See 93040 in every payment locality

How the 93040 rate is calculated

Each of 93040’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 · 93040

RVUs × geographic indexes × conversion factor

Office or facility?

Work0.15

0.15 RVUs× 1.000 GPCI

Practice expense0.28

0.28 RVUs× 1.000 GPCI

Malpractice0.02

0.02 RVUs× 1.000 GPCI

Adjusted RVUs

0.4500

Conversion factor

$33.4009

Medicare rate

$15.03

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

The exact South Carolina inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

11,946

Code
93040
Physician work
0.15
Practice expense
0.28
Malpractice
0.02

GPCI2026.csv

93

Locality
South Carolina
Physician work
1.000
Practice expense
0.924
Malpractice
0.850
Office calculation for 93040 in South Carolina
ComponentRVULocality factorAdjusted
Physician work0.15× 1.0000.1500
Practice expense0.28× 0.9240.2587
Malpractice0.02× 0.8500.0170
Total RVUs0.4257
Conversion factor× 33.4009

Office rate, South Carolina$14.22

Office: (0.15 × 1 + 0.28 × 0.924 + 0.02 × 0.85) × $33.4009 = $14.22

Open 93040 in the RVU calculator

Payment rules and modifiers for 93040

The CMS indicators that decide how 93040 is paid alongside other services.

CMS payment indicators · 93040

Rhythm ECG, one to three leads

RuleCMS valueWhat it means
Global periodXXXThe global surgery concept doesn’t apply.
Multiple procedures6Diagnostic cardiovascular reduction applies to the technical component.
Bilateral (modifier 50)0The 150% bilateral adjustment doesn’t apply.
Assistant at surgery (80/81/82/AS)0Not paid without supporting documentation.
Co-surgeons (62)0Not permitted.
Team surgery (66)0Not permitted.
Professional/technical4Global test only.

How 93040 has changed in South Carolina

93040 · Office / nonfacility

$14.22

Effective 2026-10-01

The base rate is $2.05 higher than on 2025-10-01, moving from $12.17 to $14.22 (16.8%).

It is unchanged from the immediately preceding available release, effective 2026-07-01.

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
  1. January 1, 2026

    RVU26A

    $12.17changed to$14.22

    • Conversion factor 32.3465 changed to 33.4009
    • Practice expense RVU 0.23 changed to 0.28
    • Practice expense GPCI 0.913 changed to 0.924
    • Malpractice GPCI 0.817 changed to 0.850

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $12.22changed to$12.17

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 0.22 changed to 0.23

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $12.02changed to$12.22

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $12.06changed to$12.02

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 0.21 changed to 0.22
    • Practice expense GPCI 0.908 changed to 0.913
    • Malpractice GPCI 0.756 changed to 0.817
  5. January 1, 2023

    RVU23A

    $11.92changed to$12.06

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 0.20 changed to 0.21
    • Practice expense GPCI 0.903 changed to 0.908
    • Malpractice GPCI 0.695 changed to 0.756

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $12.02changed to$11.92

    • Conversion factor 34.8931 changed to 34.6062

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $12.08changed to$12.02

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 0.19 changed to 0.20
    • Practice expense GPCI 0.907 changed to 0.903
    • Malpractice GPCI 0.624 changed to 0.695

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $12.05changed to$12.08

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense GPCI 0.912 changed to 0.907
    • Malpractice GPCI 0.553 changed to 0.624

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $12.04changed to$12.05

    • Conversion factor 35.9996 changed to 36.0391

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $12.06changed to$12.04

    • Conversion factor 35.8887 changed to 35.9996
    • Malpractice GPCI 0.634 changed to 0.553

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $12.09changed to$12.06

    • Conversion factor 35.8043 changed to 35.8887
    • Malpractice GPCI 0.715 changed to 0.634

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $12.13changed to$12.09

    • Conversion factor 35.9335 changed to 35.8043

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $12.07changed to$12.13

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $12.02changed to$12.07

    • Conversion factor 35.8228 changed to 35.7547
    • Practice expense GPCI 0.911 changed to 0.912
    • Malpractice GPCI 0.618 changed to 0.715

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    $12.26changed to$12.02

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 0.22 changed to 0.19
    • Practice expense GPCI 0.909 changed to 0.911
    • Malpractice GPCI 0.520 changed to 0.618

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: $12.26

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$14.22Not available in this settingRVU26D
2026-07-01$14.22Not available in this settingRVU26C
2026-04-01$14.22Not available in this settingRVU26B
2026-01-01$14.22Not available in this settingRVU26A
2025-10-01$12.17Not available in this settingRVU25D
2025-07-01$12.17Not available in this settingRVU25C
2025-04-01$12.17Not available in this settingRVU25B
2025-01-01$12.17Not available in this settingRVU25A
2024-10-01$12.22Not available in this settingRVU24D
2024-07-01$12.22Not available in this settingRVU24C
2024-04-01$12.22Not available in this settingRVU24B
2024-03-09$12.22Not available in this settingRVU24AR
2024-01-01$12.02Not available in this settingRVU24A
2023-10-01$12.06Not available in this settingRVU23D
2023-07-01$12.06Not available in this settingRVU23C
2023-04-01$12.06Not available in this settingRVU23B
2023-01-01$12.06Not available in this settingRVU23A
2022-10-01$11.92Not available in this settingRVU22D
2022-07-01$11.92Not available in this settingRVU22C
2022-04-01$11.92Not available in this settingRVU22B
2022-01-01$11.92Not available in this settingRVU22A
2021-10-01$12.02Not available in this settingRVU21D
2021-07-01$12.02Not available in this settingRVU21C
2021-04-01$12.02Not available in this settingRVU21B
2021-01-01$12.02Not available in this settingRVU21A
2020-10-01$12.08Not available in this settingRVU20D
2020-07-01$12.08Not available in this settingRVU20C
2020-04-01$12.08Not available in this settingRVU20B
2020-01-01$12.08Not available in this settingRVU20A
2019-10-01$12.05Not available in this settingRVU19D
2019-07-01$12.05Not available in this settingRVU19C
2019-04-01$12.05Not available in this settingRVU19B
2019-01-01$12.05Not available in this settingRVU19A
2018-10-01$12.04Not available in this settingRVU18D
2018-07-01$12.04Not available in this settingRVU18C
2018-04-01$12.04Not available in this settingRVU18B
2018-01-01$12.04Not available in this settingRVU18AR1
2017-10-01$12.06Not available in this settingRVU17D
2017-07-01$12.06Not available in this settingRVU17C
2017-04-01$12.06Not available in this settingRVU17B
2017-01-01$12.06Not available in this settingRVU17A
2016-10-01$12.09Not available in this settingRVU16D
2016-07-01$12.09Not available in this settingRVU16C
2016-04-01$12.09Not available in this settingRVU16B
2016-01-01$12.09Not available in this settingRVU16A
2015-10-01$12.13Not available in this settingRVU15D
2015-07-01$12.13Not available in this settingRVU15C
2015-04-01$12.07Not available in this settingRVU15B
2015-01-01$12.07Not available in this settingRVU15A
2014-10-01$12.02Not available in this settingRVU14D
2014-07-01$12.02Not available in this settingRVU14C
2014-04-01$12.02Not available in this settingRVU14B
2014-01-01$12.02Not available in this settingRVU14A
2013-10-01$12.26Not available in this settingRVU13D
2013-07-01$12.26Not available in this settingRVU13C
2013-04-01$12.26Not available in this settingRVU13B
2013-01-01$12.26Not available in this settingRVU13AR

Price 93040 for an earlier date of service

Where the South Carolina rate applies

South Carolina is a Medicare payment area, not a city. Our Census mapping connects it to 475 cities and communities in South Carolina. Some span more than one payment area; confirm with the service ZIP.

  • Abbeville
  • Abney Crossroads
  • Adams Run
  • Aiken
  • Alcolu
  • Allendale
  • Anderson
  • Andrews

Browse all communities in South Carolina

93040 billing questions

How does 93040 differ from a complete ECG?

93040 is a limited rhythm study using one to three leads. A complete ECG uses a 12-lead tracing and is reported with 93000 when both tracing and interpretation are furnished.

Can 93040 be reported when only the tracing is performed?

No. Report 93041 for the rhythm tracing alone; 93040 includes both the tracing and interpretation/report.

What code applies when only the interpretation is furnished?

Report 93042 for the interpretation and report without the tracing. Use 93040 when both parts of the rhythm study are furnished.

Should modifiers 26 or TC be appended to 93040?

The rhythm ECG components have separate codes: 93041 for the tracing and 93042 for the interpretation/report. Use the applicable component code when only that portion is furnished.

How does the multiple procedure reduction affect 93040?

The cardiovascular diagnostic multiple procedure reduction applies to the technical component. The professional interpretation component is not reduced under this rule.

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 93040PPRRVU2026_Oct_nonQPP.csv, line 11,946 (RVU26D)
Geographic factors for South CarolinaGPCI2026.csv, line 93 (RVU26D)

Open CMS sourceHow we calculate rates

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