CPT code 93291: Loop recorder check, in-person interrogation2026 Medicare rate & RVUs in South Carolina

In-person interrogation of an implanted subcutaneous cardiac rhythm monitor to retrieve and analyze stored rhythm events and document device findings.

CMS RVU26DEffective Oct 1, 2026One payment locality57.5K Medicare services in 2024

In South Carolina, Medicare pays $45.31 for 93291 in the office.

$45.31Office (non-facility)
Not available in this settingHospital or facility
−5.8%vs the national office rate ($48.10)

Check a contract rate as a % of Medicare · 93291 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 93291 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in South Carolina
  2. What 93291 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 93291 covers

This service evaluates an implanted subcutaneous cardiac rhythm monitor, often called an implantable loop recorder, during an in-person device check. Device clinic staff retrieve stored information, and a physician or other qualified practitioner reviews and interprets recorded events and reports the findings. These monitors may be used to investigate intermittent symptoms such as syncope or palpitations when rhythm information is needed over time.

Report 93291 for the in-person interrogation and analysis of the subcutaneous monitor, not simply for changing its programmed settings. The record should identify the device and support the in-person evaluation, data review, interpretation, and report. Billing without a modifier represents the global service; modifier 26 identifies the professional interpretation, while modifier TC identifies the technical service, including equipment and staff. When multiple cardiovascular diagnostic procedures are performed, the CMS multiple-procedure reduction applies to this code’s technical component.

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 93291

Across 109 of 109 payment localities, the office rate for 93291 runs from $42.78 in Arkansas to $64.76 in San Benito County, CA. South Carolina pays $45.31. The RVUs are the same everywhere; the geographic indexes change the dollars.

93291 in South Carolina vs other payment areas
  1. South Carolina · this page$45.31
  2. Los Angeles, CA · California$54.84+$9.53
  3. Washington, DC area · District of Columbia$55.12+$9.81
  4. Miami, FL · Florida$50.57+$5.26
  5. Chicago, IL · Illinois$49.22+$3.91
  6. Manhattan, NY · New York$54.99+$9.68
  7. Alaska · Alaska$56.11+$10.80

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

Every other payment area

93291 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama$43.38—
ArkansasArkansas$42.78—
ArizonaArizona$46.90—
Bakersfield, CACalifornia$51.46—
Chico, CACalifornia$51.39—
El Centro, CACalifornia$51.39—
Fresno, CACalifornia$51.39—
Hanford, CACalifornia$51.39—

93291 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.

$42.78

$58.08

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

View every state and territory as a table
93291 office rate range by state
State / territoryOffice rate rangeLocalities
AK$56.111
AL$43.381
AR$42.781
AZ$46.901
CA$51.39–$64.7629
CO$50.361
CT$51.201
DC$55.121
DE$47.671
FL$46.88–$50.573
GA$44.40–$48.832
GU$52.671
HI$52.671
IA$44.691
ID$44.911
IL$45.39–$49.654
IN$45.171
KS$44.371
KY$44.111
LA$44.00–$46.102
MA$50.03–$55.392
MD$48.59–$55.123
ME$45.01–$47.532
MI$45.10–$47.322
MN$48.651
MO$43.19–$46.403
MS$43.001
MT$48.101
NC$45.481
ND$47.701
NE$44.961
NH$49.471
NJ$51.90–$54.572
NM$45.291
NV$48.021
NY$46.13–$56.135
OH$45.021
OK$44.161
OR$47.76–$52.052
PA$45.16–$49.892
PR$48.481
RI$49.421
SC$45.311
SD$47.651
TN$44.571
TX$44.86–$50.108
UT$45.901
VA$47.30–$55.122
VI$48.481
VT$47.411
WA$49.97–$56.612
WI$46.151
WV$43.751
WY$47.921

See 93291 in every payment locality

How the 93291 rate is calculated

Each of 93291’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 · 93291

RVUs × geographic indexes × conversion factor

Office or facility?

Work0.36

0.36 RVUs× 1.000 GPCI

Practice expense1.06

1.06 RVUs× 1.000 GPCI

Malpractice0.02

0.02 RVUs× 1.000 GPCI

Adjusted RVUs

1.4400

Conversion factor

$33.4009

Medicare rate

$48.10

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

12,022

Code
93291
Physician work
0.36
Practice expense
1.06
Malpractice
0.02

GPCI2026.csv

93

Locality
South Carolina
Physician work
1.000
Practice expense
0.924
Malpractice
0.850
Office calculation for 93291 in South Carolina
ComponentRVULocality factorAdjusted
Physician work0.36× 1.0000.3600
Practice expense1.06× 0.9240.9794
Malpractice0.02× 0.8500.0170
Total RVUs1.3564
Conversion factor× 33.4009

Office rate, South Carolina$45.31

Office: (0.36 × 1 + 1.06 × 0.924 + 0.02 × 0.85) × $33.4009 = $45.31

Open 93291 in the RVU calculator

Payment rules and modifiers for 93291

The CMS indicators that decide how 93291 is paid alongside other services.

CMS payment indicators · 93291

Loop recorder check, in-person interrogation

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/technical1Diagnostic test with separate professional (26) and technical (TC) components.

What modifiers do to the payment

Modifier 26 · payment effect

With and without the modifier

93291 without 26 · national office

$48.10

Loop recorder check, in-person interrogation

93291-26 · Professional component

$17.37

Pays only the interpretation and report.

When to use modifier 26

How 93291 has changed in South Carolina

93291 · Office / nonfacility

$45.31

Effective 2026-10-01

The base rate is $1.80 higher than on 2025-10-01, moving from $43.51 to $45.31 (4.1%).

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

    $43.51changed to$45.31

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 0.37 changed to 0.36
    • Practice expense RVU 1.05 changed to 1.06
    • 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

    $45.38changed to$43.51

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 1.07 changed to 1.05

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $44.64changed to$45.38

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $46.90changed to$44.64

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 1.10 changed to 1.07
    • Practice expense GPCI 0.908 changed to 0.913
    • Malpractice GPCI 0.756 changed to 0.817
  5. January 1, 2023

    RVU23A

    $48.60changed to$46.90

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 1.13 changed to 1.10
    • 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

    $45.53changed to$48.60

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 1.02 changed to 1.13

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $40.97changed to$45.53

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 0.83 changed to 1.02
    • 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

    $36.08changed to$40.97

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 0.68 changed to 0.83
    • 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

    $31.45changed to$36.08

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 0.54 changed to 0.68

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $35.10changed to$31.45

    • Conversion factor 35.8887 changed to 35.9996
    • Work RVU 0.43 changed to 0.37
    • Practice expense RVU 0.58 changed to 0.54
    • Malpractice RVU 0.03 changed to 0.02
    • Malpractice GPCI 0.634 changed to 0.553

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    $34.45changed to$35.10

    • Conversion factor 35.8043 changed to 35.8887
    • Practice expense RVU 0.56 changed to 0.58
    • Malpractice GPCI 0.715 changed to 0.634

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $34.32changed to$34.45

    • Conversion factor 35.9335 changed to 35.8043
    • Malpractice RVU 0.02 changed to 0.03

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $34.15changed to$34.32

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $34.12changed to$34.15

    • 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

    $33.23changed to$34.12

    • Conversion factor 34.0230 changed to 35.8228
    • Practice expense RVU 0.59 changed to 0.56
    • 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: $33.23

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$45.31Not available in this settingRVU26D
2026-07-01$45.31Not available in this settingRVU26C
2026-04-01$45.31Not available in this settingRVU26B
2026-01-01$45.31Not available in this settingRVU26A
2025-10-01$43.51Not available in this settingRVU25D
2025-07-01$43.51Not available in this settingRVU25C
2025-04-01$43.51Not available in this settingRVU25B
2025-01-01$43.51Not available in this settingRVU25A
2024-10-01$45.38Not available in this settingRVU24D
2024-07-01$45.38Not available in this settingRVU24C
2024-04-01$45.38Not available in this settingRVU24B
2024-03-09$45.38Not available in this settingRVU24AR
2024-01-01$44.64Not available in this settingRVU24A
2023-10-01$46.90Not available in this settingRVU23D
2023-07-01$46.90Not available in this settingRVU23C
2023-04-01$46.90Not available in this settingRVU23B
2023-01-01$46.90Not available in this settingRVU23A
2022-10-01$48.60Not available in this settingRVU22D
2022-07-01$48.60Not available in this settingRVU22C
2022-04-01$48.60Not available in this settingRVU22B
2022-01-01$48.60Not available in this settingRVU22A
2021-10-01$45.53Not available in this settingRVU21D
2021-07-01$45.53Not available in this settingRVU21C
2021-04-01$45.53Not available in this settingRVU21B
2021-01-01$45.53Not available in this settingRVU21A
2020-10-01$40.97Not available in this settingRVU20D
2020-07-01$40.97Not available in this settingRVU20C
2020-04-01$40.97Not available in this settingRVU20B
2020-01-01$40.97Not available in this settingRVU20A
2019-10-01$36.08Not available in this settingRVU19D
2019-07-01$36.08Not available in this settingRVU19C
2019-04-01$36.08Not available in this settingRVU19B
2019-01-01$36.08Not available in this settingRVU19A
2018-10-01$31.45Not available in this settingRVU18D
2018-07-01$31.45Not available in this settingRVU18C
2018-04-01$31.45Not available in this settingRVU18B
2018-01-01$31.45Not available in this settingRVU18AR1
2017-10-01$35.10Not available in this settingRVU17D
2017-07-01$35.10Not available in this settingRVU17C
2017-04-01$35.10Not available in this settingRVU17B
2017-01-01$35.10Not available in this settingRVU17A
2016-10-01$34.45Not available in this settingRVU16D
2016-07-01$34.45Not available in this settingRVU16C
2016-04-01$34.45Not available in this settingRVU16B
2016-01-01$34.45Not available in this settingRVU16A
2015-10-01$34.32Not available in this settingRVU15D
2015-07-01$34.32Not available in this settingRVU15C
2015-04-01$34.15Not available in this settingRVU15B
2015-01-01$34.15Not available in this settingRVU15A
2014-10-01$34.12Not available in this settingRVU14D
2014-07-01$34.12Not available in this settingRVU14C
2014-04-01$34.12Not available in this settingRVU14B
2014-01-01$34.12Not available in this settingRVU14A
2013-10-01$33.23Not available in this settingRVU13D
2013-07-01$33.23Not available in this settingRVU13C
2013-04-01$33.23Not available in this settingRVU13B
2013-01-01$33.23Not available in this settingRVU13AR

Price 93291 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

93291 billing questions

How is 93291 different from 93285?

93291 represents in-person interrogation and analysis of a subcutaneous cardiac rhythm monitor. 93285 is for its in-person programming evaluation, such as device-setting adjustments.

When should 93298 be considered instead?

93298 is the remote interrogation code for a subcutaneous cardiac rhythm monitor. Use 93291 for the in-person interrogation.

Which modifiers identify the professional and technical services?

Modifier 26 identifies the professional interpretation, and modifier TC identifies the technical service, including equipment and staff. Billing without a modifier represents the global service.

Does the multiple-procedure reduction affect both components?

The CMS cardiovascular diagnostic multiple-procedure reduction applies to the technical component of 93291.

What documentation supports reporting 93291?

Document the implanted subcutaneous monitor, the in-person interrogation, the recorded data reviewed and analyzed, and the resulting findings or report.

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 93291PPRRVU2026_Oct_nonQPP.csv, line 12,022 (RVU26D)
Geographic factors for South CarolinaGPCI2026.csv, line 93 (RVU26D)

Open CMS sourceHow we calculate rates

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