CPT code 93892: Emboli detection, without injection2026 Medicare rate & RVUs in Kansas

Transcranial Doppler monitoring detects embolic signals in intracranial arteries without injection of an intravenous microbubble agent.

CMS RVU26DEffective Oct 1, 2026One payment locality37.6K Medicare services in 2024

CMS doesn’t publish a rate for 93892 in Kansas.

Additional calculation requiredOffice (non-facility)
Not available in this settingHospital or facility
$306.29vs the national office rate ($306.29)

Check a contract rate as a % of Medicare · 93892 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 93892 for the payment locality that covers the ZIP.

On this page 11 sections
  1. Rate in Kansas
  2. What 93892 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 93892 covers

This study uses transcranial Doppler ultrasound to monitor intracranial arteries for embolic signals without an intravenous microbubble injection. A physician or other qualified clinician may order it when emboli monitoring is needed, such as during evaluation of cerebrovascular disease. The service may be performed in an office, hospital, or other setting with the equipment and staff needed for Doppler monitoring; the interpreting clinician reviews the recorded findings and reports the results.

Report 93892 for the no-injection emboli-detection service, not for a routine complete or limited intracranial flow study. Documentation should identify the clinical reason for monitoring, the vessels assessed, and the findings and interpretation. CMS recognizes professional and technical components: report modifier 26 for interpretation, TC for equipment and staff, or neither modifier for the global service. The cardiovascular diagnostic multiple-procedure reduction applies to the technical component when applicable.

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 Kansas compares for 93892

93892 in Kansas vs other payment areas
  1. Kansas · this pageUnavailable
  2. Los Angeles, CA · CaliforniaUnavailable
  3. Washington, DC area · District of ColumbiaUnavailable
  4. Miami, FL · FloridaUnavailable
  5. Chicago, IL · IllinoisUnavailable
  6. Manhattan, NY · New YorkUnavailable
  7. Alaska · AlaskaUnavailable

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

Every other payment area

93892 in every other Medicare payment locality
Payment localityOfficeFacility
AlabamaAlabama——
ArkansasArkansas——
ArizonaArizona——
Bakersfield, CACalifornia——
Chico, CACalifornia——
El Centro, CACalifornia——
Fresno, CACalifornia——
Hanford, CACalifornia——

93892 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.

View every state and territory as a table
93892 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 93892 in every payment locality

How the 93892 rate is calculated

Each of 93892’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 · 93892

RVUs × geographic indexes × conversion factor

Office or facility?

Work1.12

1.12 RVUs× 1.000 GPCI

Practice expense7.94

7.94 RVUs× 1.000 GPCI

Malpractice0.11

0.11 RVUs× 1.000 GPCI

Adjusted RVUs

9.1700

Conversion factor

$33.4009

Medicare rate

$306.29

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

Payment rules and modifiers for 93892

The CMS indicators that decide how 93892 is paid alongside other services.

CMS payment indicators · 93892

Emboli detection, without injection

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

93892 without 26 · national office

$306.29

Emboli detection, without injection

93892-26 · Professional component

$58.45

Pays only the interpretation and report.

When to use modifier 26

How 93892 has changed in Kansas

93892 · 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
2026-10-01Additional calculation requiredNot available in this settingRVU26D
2026-07-01Additional calculation requiredNot available in this settingRVU26C
2026-04-01Additional calculation requiredNot available in this settingRVU26B
2026-01-01Additional calculation requiredNot available in this settingRVU26A
2025-10-01Additional calculation requiredNot available in this settingRVU25D
2025-07-01Additional calculation requiredNot available in this settingRVU25C
2025-04-01Additional calculation requiredNot available in this settingRVU25B
2025-01-01Additional calculation requiredNot available in this settingRVU25A
2024-10-01Additional calculation requiredNot available in this settingRVU24D
2024-07-01Additional calculation requiredNot available in this settingRVU24C
2024-04-01Additional calculation requiredNot available in this settingRVU24B
2024-03-09Additional calculation requiredNot available in this settingRVU24AR
2024-01-01Additional calculation requiredNot available in this settingRVU24A
2023-10-01Additional calculation requiredNot available in this settingRVU23D
2023-07-01Additional calculation requiredNot available in this settingRVU23C
2023-04-01Additional calculation requiredNot available in this settingRVU23B
2023-01-01Additional calculation requiredNot available in this settingRVU23A
2022-10-01Additional calculation requiredNot available in this settingRVU22D
2022-07-01Additional calculation requiredNot available in this settingRVU22C
2022-04-01Additional calculation requiredNot available in this settingRVU22B
2022-01-01Additional calculation requiredNot available in this settingRVU22A
2021-10-01Additional calculation requiredNot available in this settingRVU21D
2021-07-01Additional calculation requiredNot available in this settingRVU21C
2021-04-01Additional calculation requiredNot available in this settingRVU21B
2021-01-01Additional calculation requiredNot available in this settingRVU21A
2020-10-01Additional calculation requiredNot available in this settingRVU20D
2020-07-01Additional calculation requiredNot available in this settingRVU20C
2020-04-01Additional calculation requiredNot available in this settingRVU20B
2020-01-01Additional calculation requiredNot available in this settingRVU20A
2019-10-01Additional calculation requiredNot available in this settingRVU19D
2019-07-01Additional calculation requiredNot available in this settingRVU19C
2019-04-01Additional calculation requiredNot available in this settingRVU19B
2019-01-01Additional calculation requiredNot available in this settingRVU19A
2018-10-01Additional calculation requiredNot available in this settingRVU18D
2018-07-01Additional calculation requiredNot available in this settingRVU18C
2018-04-01Additional calculation requiredNot available in this settingRVU18B
2018-01-01Additional calculation requiredNot available in this settingRVU18AR1
2017-10-01Additional calculation requiredNot available in this settingRVU17D
2017-07-01Additional calculation requiredNot available in this settingRVU17C
2017-04-01Additional calculation requiredNot available in this settingRVU17B
2017-01-01Additional calculation requiredNot 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
2015-10-01Additional calculation requiredNot available in this settingRVU15D
2015-07-01Additional calculation requiredNot available in this settingRVU15C
2015-04-01Additional calculation requiredNot available in this settingRVU15B
2015-01-01Additional calculation requiredNot available in this settingRVU15A
2014-10-01Additional calculation requiredNot available in this settingRVU14D
2014-07-01Additional calculation requiredNot available in this settingRVU14C
2014-04-01Additional calculation requiredNot available in this settingRVU14B
2014-01-01Additional calculation requiredNot 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 93892 for an earlier date of service

Where the Kansas rate applies

Kansas is a Medicare payment area, not a city. Our Census mapping connects it to 740 cities and communities in Kansas. Some span more than one payment area; confirm with the service ZIP.

  • Abbyville
  • Abilene
  • Ada
  • Admire
  • Agenda
  • Agra
  • Albert
  • Alden

Browse all communities in Kansas

93892 billing questions

How does 93892 differ from a complete intracranial Doppler study?

93892 is for monitoring intracranial arteries for embolic signals without an intravenous microbubble injection. A complete intracranial study assesses flow in the vessels rather than embolic signals.

Which modifier identifies the interpretation?

Use modifier 26 for the professional component, which represents interpretation. Use TC for the technical component; billing without either modifier represents the global service.

Does the multiple-procedure reduction affect both components?

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

What should the report document?

Document the reason for emboli monitoring, the intracranial vessels assessed, and the recorded findings and interpretation.

Can 93892 be reported for a microbubble shunt study?

No. 93892 describes emboli detection without an intravenous microbubble injection; a study intended to assess a venous-arterial shunt is a different TCD service.

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

Open CMS sourceHow we calculate rates

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