CPT code 75635: CTA runoff, abdominal aorta and both legs2026 Medicare rate & RVUs in Barrington, Illinois
Barrington, IL spans 2 Medicare payment localities (Chicago, Suburban Chicago). Compare 2026 rates and find the locality for your ZIP.
CMS doesn’t publish an office rate for 75635 in Barrington, Illinois.
Medicare allowed amount for participating (non-QP) physicians, before deductible, coinsurance and claim adjustments. Not a patient’s bill or a hospital charge.
On this page 6 sections
Where 75635 pays more and less in Barrington, Illinois
Barrington, Illinois maps to 2 Medicare payment localities in our Census-to-CMS crosswalk. A city name alone doesn’t confirm an address’s payment area.
| Payment locality | Office | Facility |
|---|---|---|
| Chicago, IL | Unavailable | Unavailable |
| Suburban Chicago, IL | Unavailable | Unavailable |
How payment areas work in Barrington
City limits and Medicare payment areas are different maps. These are the payment areas that cover the city’s counties; the service ZIP decides which one applies.
- Chicago · Cook County
- Suburban Chicago · Lake County
City boundaries: 2026 Census geography · Census source · CMS county-to-locality definitions
How the 75635 rate is calculated
Each of 75635’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 · 75635
RVUs × geographic indexes × conversion factor
Work2.34
2.34 RVUs× 1.000 GPCI
Practice expense9.77
9.77 RVUs× 1.000 GPCI
Malpractice0.20
0.20 RVUs× 1.000 GPCI
Adjusted RVUs
12.3100
Conversion factor
$33.4009
Medicare rate
$411.17
Every GPCI starts at 1.000, the national rate. Enter a ZIP or drag a slider.
Payment rules and modifiers for 75635
The CMS indicators that decide how 75635 is paid alongside other services.
CMS payment indicators · 75635
CTA runoff, abdominal aorta and both legs
| Rule | CMS value | What it means |
|---|---|---|
| Global period | XXX | The global surgery concept doesn’t apply. |
| Multiple procedures | 4 | Diagnostic imaging reduction applies to the technical component (and professional component) of additional services. |
| Bilateral (modifier 50) | 0 | The 150% bilateral adjustment doesn’t apply. |
| Assistant at surgery (80/81/82/AS) | 0 | Not paid without supporting documentation. |
| Co-surgeons (62) | 0 | Not permitted. |
| Team surgery (66) | 0 | Not permitted. |
| Professional/technical | 1 | Diagnostic test with separate professional (26) and technical (TC) components. |
What modifiers do to the payment
Modifier 26 · payment effect
With and without the modifier
75635 without 26 · national office
$411.17
CTA runoff, abdominal aorta and both legs
75635-26 · Professional component
$109.55
Pays only the interpretation and 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
Fee sheets · Coming soon
Put 75635 and the rest of your codes on one sheet
Your codes at your locality, with payer contracts beside Medicare.
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