CPT code 93880: Carotid duplex, complete bilateral extracranial study2026 Medicare rate & RVUs in Queens, NY

Complete bilateral duplex ultrasound of the neck’s carotid and vertebral arteries, reported when evaluating TIA symptoms, a carotid bruit, or known stenosis.

CMS RVU26DEffective Oct 1, 2026One payment locality1.7M Medicare services in 2024

In Queens, NY, Medicare pays $221.25 for 93880 in the office.

$221.25Office (non-facility)
Not available in this settingHospital or facility
+17.0%vs the national office rate ($189.05)

Check a contract rate as a % of Medicare · 93880 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 93880 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Queens, NY
  2. What 93880 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 93880 covers

Complete extracranial duplex uses grayscale imaging, color Doppler, and spectral Doppler to assess the carotid and vertebral arteries on both sides of the neck. A vascular sonographer obtains images and flow velocities in a vascular lab, outpatient imaging center, or office; a radiologist, vascular surgeon, cardiologist, or other qualified physician interprets the examination. The study can evaluate a transient ischemic attack, amaurosis fugax, a carotid bruit, known stenosis, or a treated carotid artery.

Report 93880 for a complete bilateral examination; report 93882 for a unilateral or limited extracranial examination. The report should support the extent examined with bilateral vessel findings, velocity measurements, vertebral flow direction, and plaque or stenosis findings when present. Modifier 26 identifies interpretation alone, modifier TC identifies equipment and staff, and an unmodified claim represents the global service. Because 93880 is priced bilaterally, modifier 50 does not increase payment. When eligible cardiovascular diagnostic studies are performed for the same patient on the same day, the multiple-procedure reduction affects the technical component of the lower-priced service, not its interpretation.

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 Queens, NY compares for 93880

Across 109 of 109 payment localities, the office rate for 93880 runs from $164.92 in Arkansas to $260.93 in San Benito County, CA. Queens, NY pays $221.25. The RVUs are the same everywhere; the geographic indexes change the dollars.

93880 in Queens, NY vs other payment areas
  1. Queens, NY · this page$221.25
  2. Manhattan, NY · New York$218.54−$2.71
  3. NYC suburbs and Long Island, NY · New York$223.75+$2.50
  4. Poughkeepsie and northern NYC suburbs, NY · New York$206.09−$15.16
  5. Rest of New York · New York$180.07−$41.18
  6. Los Angeles, CA · California$218.21−$3.04
  7. Washington, DC area · District of Columbia$219.25−$2.00

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

Every other payment area

93880 in every other Medicare payment locality
Payment localityOfficeFacility
Miami, FLFlorida$200.70—
Chicago, ILIllinois$194.36—
AlaskaAlaska$210.95—
AlabamaAlabama$167.64—
ArkansasArkansas$164.92—
ArizonaArizona$183.62—
Bakersfield, CACalifornia$203.57—
Chico, CACalifornia$203.27—

93880 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.

$164.92

$232.10

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

View every state and territory as a table
93880 office rate range by state
State / territoryOffice rate rangeLocalities
AK$210.951
AL$167.641
AR$164.921
AZ$183.621
CA$203.27–$260.9329
CO$198.851
CT$202.571
DC$219.251
DE$186.931
FL$183.70–$200.703
GA$172.45–$192.352
GU$209.521
HI$209.521
IA$173.461
ID$174.521
IL$177.04–$196.124
IN$175.681
KS$172.071
KY$171.041
LA$170.55–$180.082
MA$197.25–$220.722
MD$190.95–$219.253
ME$175.01–$186.382
MI$175.59–$185.752
MN$191.331
MO$166.93–$181.393
MS$165.991
MT$189.041
NC$177.151
ND$187.071
NE$174.681
NH$195.181
NJ$205.10–$216.462
NM$176.471
NV$188.651
NY$180.07–$223.755
OH$175.191
OK$171.221
OR$187.42–$206.332
PA$175.77–$196.712
PR$190.761
RI$194.451
SC$176.411
SD$186.831
TN$172.971
TX$174.44–$197.988
UT$179.131
VA$185.35–$219.252
VI$190.761
VT$185.801
WA$197.05–$225.982
WI$180.031
WV$169.571
WY$188.181

See 93880 in every payment locality

How the 93880 rate is calculated

Each of 93880’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 · 93880

RVUs × geographic indexes × conversion factor

Office or facility?

Work0.78

0.78 RVUs× 1.000 GPCI

Practice expense4.78

4.78 RVUs× 1.000 GPCI

Malpractice0.10

0.10 RVUs× 1.000 GPCI

Adjusted RVUs

5.6600

Conversion factor

$33.4009

Medicare rate

$189.05

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

The exact Queens, NY inputs and CMS source lines

PPRRVU2026_Oct_nonQPP.csv

12,275

Code
93880
Physician work
0.78
Practice expense
4.78
Malpractice
0.10

GPCI2026.csv

81

Locality
Queens, NY
Physician work
1.064
Practice expense
1.182
Malpractice
1.442
Office calculation for 93880 in Queens, NY
ComponentRVULocality factorAdjusted
Physician work0.78× 1.0640.8299
Practice expense4.78× 1.1825.6500
Malpractice0.10× 1.4420.1442
Total RVUs6.6241
Conversion factor× 33.4009

Office rate, Queens, NY$221.25

Office: (0.78 × 1.064 + 4.78 × 1.182 + 0.1 × 1.442) × $33.4009 = $221.25

Open 93880 in the RVU calculator

Payment rules and modifiers for 93880

The CMS indicators that decide how 93880 is paid alongside other services.

CMS payment indicators · 93880

Carotid duplex, complete bilateral extracranial study

RuleCMS valueWhat it means
Global periodXXXThe global surgery concept doesn’t apply.
Multiple procedures6Diagnostic cardiovascular reduction applies to the technical component.
Bilateral (modifier 50)2Already bilateral by definition: paid once at 100%.
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

93880 without 26 · national office

$189.05

Carotid duplex, complete bilateral extracranial study

93880-26 · Professional component

$37.41

Pays only the interpretation and report.

When to use modifier 26

How 93880 has changed in Queens, NY

93880 · Office / nonfacility

$221.25

Effective 2026-10-01

The base rate is $6.60 higher than on 2025-10-01, moving from $214.65 to $221.25 (3.1%).

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

    $214.65changed to$221.25

    • Conversion factor 32.3465 changed to 33.4009
    • Work RVU 0.80 changed to 0.78
    • Practice expense RVU 4.73 changed to 4.78
    • Malpractice RVU 0.09 changed to 0.10
    • Work GPCI 1.065 changed to 1.064
    • Practice expense GPCI 1.195 changed to 1.182
    • Malpractice GPCI 1.462 changed to 1.442

    Held through RVU26B, RVU26C, RVU26D.

  2. January 1, 2025

    RVU25A

    $224.16changed to$214.65

    • Conversion factor 33.2875 changed to 32.3465
    • Practice expense RVU 4.80 changed to 4.73
    • Malpractice RVU 0.10 changed to 0.09

    Held through RVU25B, RVU25C, RVU25D.

  3. March 9, 2024

    RVU24AR

    $220.51changed to$224.16

    • Conversion factor 32.7442 changed to 33.2875

    Held through RVU24B, RVU24C, RVU24D.

  4. January 1, 2024

    RVU24A

    $234.41changed to$220.51

    • Conversion factor 33.8872 changed to 32.7442
    • Practice expense RVU 4.82 changed to 4.80
    • Malpractice RVU 0.11 changed to 0.10
    • Work GPCI 1.061 changed to 1.065
    • Practice expense GPCI 1.212 changed to 1.195
    • Malpractice GPCI 2.061 changed to 1.462
  5. January 1, 2023

    RVU23A

    $244.98changed to$234.41

    • Conversion factor 34.6062 changed to 33.8872
    • Practice expense RVU 4.86 changed to 4.82
    • Malpractice RVU 0.10 changed to 0.11
    • Work GPCI 1.056 changed to 1.061
    • Practice expense GPCI 1.228 changed to 1.212
    • Malpractice GPCI 2.661 changed to 2.061

    Held through RVU23B, RVU23C, RVU23D.

  6. January 1, 2022

    RVU22A

    $249.86changed to$244.98

    • Conversion factor 34.8931 changed to 34.6062
    • Practice expense RVU 4.97 changed to 4.86
    • Malpractice RVU 0.08 changed to 0.10

    Held through RVU22B, RVU22C, RVU22D.

  7. January 1, 2021

    RVU21A

    $245.88changed to$249.86

    • Conversion factor 36.0896 changed to 34.8931
    • Practice expense RVU 4.76 changed to 4.97
    • Work GPCI 1.054 changed to 1.056
    • Practice expense GPCI 1.214 changed to 1.228
    • Malpractice GPCI 2.391 changed to 2.661

    Held through RVU21B, RVU21C, RVU21D.

  8. January 1, 2020

    RVU20A

    $245.23changed to$245.88

    • Conversion factor 36.0391 changed to 36.0896
    • Practice expense RVU 4.81 changed to 4.76
    • Malpractice RVU 0.09 changed to 0.08
    • Work GPCI 1.052 changed to 1.054
    • Practice expense GPCI 1.200 changed to 1.214
    • Malpractice GPCI 2.121 changed to 2.391

    Held through RVU20B, RVU20C, RVU20D.

  9. January 1, 2019

    RVU19A

    $249.71changed to$245.23

    • Conversion factor 35.9996 changed to 36.0391
    • Practice expense RVU 4.92 changed to 4.81

    Held through RVU19B, RVU19C, RVU19D.

  10. January 1, 2018

    RVU18AR1

    $245.59changed to$249.71

    • Conversion factor 35.8887 changed to 35.9996
    • Practice expense RVU 4.84 changed to 4.92
    • Malpractice GPCI 2.151 changed to 2.121

    Held through RVU18B, RVU18C, RVU18D.

  11. January 1, 2017

    RVU17A

    No ratechanged to$245.59

    Held through RVU17B, RVU17C, RVU17D.

  12. January 1, 2016

    RVU16A

    $244.26changed toNo rate

    Held through RVU16B, RVU16C, RVU16D.

  13. July 1, 2015

    RVU15C

    $243.04changed to$244.26

    • Conversion factor 35.7547 changed to 35.9335

    Held through RVU15D.

  14. January 1, 2015

    RVU15A

    $227.97changed to$243.04

    • Conversion factor 35.8228 changed to 35.7547
    • Work RVU 0.60 changed to 0.80
    • Practice expense RVU 4.71 changed to 4.84
    • Malpractice RVU 0.05 changed to 0.07
    • Work GPCI 1.057 changed to 1.052
    • Practice expense GPCI 1.197 changed to 1.199
    • Malpractice GPCI 1.836 changed to 2.181

    Held through RVU15B.

  15. January 1, 2014

    RVU14A

    No ratechanged to$227.97

    Held through RVU14B, RVU14C, RVU14D.

  16. January 1, 2013

    RVU13AR

    Earliest loaded release: No rate

    Held through RVU13B, RVU13C, RVU13D.

Rates in every CMS release
Effective fromOfficeFacilityCMS release
2026-10-01$221.25Not available in this settingRVU26D
2026-07-01$221.25Not available in this settingRVU26C
2026-04-01$221.25Not available in this settingRVU26B
2026-01-01$221.25Not available in this settingRVU26A
2025-10-01$214.65Not available in this settingRVU25D
2025-07-01$214.65Not available in this settingRVU25C
2025-04-01$214.65Not available in this settingRVU25B
2025-01-01$214.65Not available in this settingRVU25A
2024-10-01$224.16Not available in this settingRVU24D
2024-07-01$224.16Not available in this settingRVU24C
2024-04-01$224.16Not available in this settingRVU24B
2024-03-09$224.16Not available in this settingRVU24AR
2024-01-01$220.51Not available in this settingRVU24A
2023-10-01$234.41Not available in this settingRVU23D
2023-07-01$234.41Not available in this settingRVU23C
2023-04-01$234.41Not available in this settingRVU23B
2023-01-01$234.41Not available in this settingRVU23A
2022-10-01$244.98Not available in this settingRVU22D
2022-07-01$244.98Not available in this settingRVU22C
2022-04-01$244.98Not available in this settingRVU22B
2022-01-01$244.98Not available in this settingRVU22A
2021-10-01$249.86Not available in this settingRVU21D
2021-07-01$249.86Not available in this settingRVU21C
2021-04-01$249.86Not available in this settingRVU21B
2021-01-01$249.86Not available in this settingRVU21A
2020-10-01$245.88Not available in this settingRVU20D
2020-07-01$245.88Not available in this settingRVU20C
2020-04-01$245.88Not available in this settingRVU20B
2020-01-01$245.88Not available in this settingRVU20A
2019-10-01$245.23Not available in this settingRVU19D
2019-07-01$245.23Not available in this settingRVU19C
2019-04-01$245.23Not available in this settingRVU19B
2019-01-01$245.23Not available in this settingRVU19A
2018-10-01$249.71Not available in this settingRVU18D
2018-07-01$249.71Not available in this settingRVU18C
2018-04-01$249.71Not available in this settingRVU18B
2018-01-01$249.71Not available in this settingRVU18AR1
2017-10-01$245.59Not available in this settingRVU17D
2017-07-01$245.59Not available in this settingRVU17C
2017-04-01$245.59Not available in this settingRVU17B
2017-01-01$245.59Not available in this settingRVU17A
2016-10-01Additional calculation requiredNot available in this settingRVU16D
2016-07-01Additional calculation requiredNot available in this settingRVU16C
2016-04-01Additional calculation requiredNot available in this settingRVU16B
2016-01-01Additional calculation requiredNot available in this settingRVU16A
2015-10-01$244.26Not available in this settingRVU15D
2015-07-01$244.26Not available in this settingRVU15C
2015-04-01$243.04Not available in this settingRVU15B
2015-01-01$243.04Not available in this settingRVU15A
2014-10-01$227.97Not available in this settingRVU14D
2014-07-01$227.97Not available in this settingRVU14C
2014-04-01$227.97Not available in this settingRVU14B
2014-01-01$227.97Not available in this settingRVU14A
2013-10-01Additional calculation requiredNot available in this settingRVU13D
2013-07-01Additional calculation requiredNot available in this settingRVU13C
2013-04-01Additional calculation requiredNot available in this settingRVU13B
2013-01-01Additional calculation requiredNot available in this settingRVU13AR

Price 93880 for an earlier date of service

Where the Queens, NY rate applies

Queens, NY is a Medicare payment area, not a city. Our Census mapping connects it to 1 cities and communities in New York. Some span more than one payment area; confirm with the service ZIP.

Browse all communities in New York

93880 billing questions

When should 93882 be reported instead of 93880?

Use 93882 when only one side is scanned or the extracranial examination is limited, such as a focused check of one treated carotid artery. Report 93880 for a complete bilateral evaluation.

Should modifier 50 be added to 93880?

No. The code already describes a bilateral study and is priced that way; modifier 50 does not increase payment.

How does a hospital-based physician bill the interpretation?

The interpreting physician reports 93880 with modifier 26 when the facility supplies the equipment and staff. The facility bills for its technical services separately.

Can a carotid duplex and an echocardiogram on the same day both be billed?

Both may be reported when each is performed and medically necessary, as in some stroke evaluations. If both are eligible for the cardiovascular diagnostic multiple-procedure reduction, it affects the lower-priced technical service.

Is a transcranial Doppler study included in 93880?

No. Code 93880 evaluates extracranial neck vessels. A separately performed and documented intracranial study may be reported with 93886 or 93888, according to its extent.

What documentation supports a complete bilateral study?

Document the carotid and vertebral arteries examined on both sides, Doppler velocities and flow findings, and plaque or stenosis when present. The record should also support the clinical reason for the examination, such as TIA symptoms, a bruit, or known stenosis.

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 93880PPRRVU2026_Oct_nonQPP.csv, line 12,275 (RVU26D)
Geographic factors for Queens, NYGPCI2026.csv, line 81 (RVU26D)

Open CMS sourceHow we calculate rates

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