CPT code 43757: Duodenal aspiration, multiple specimens2026 Medicare rate & RVUs in Elgin, Texas
CPT 43757: $388.91–$428.37 office ($68.44–$71.11 facility) across 2 localities in Elgin, TX in 2026 Medicare. Compare each area.
Medicare pays $388.91–$428.37 for 43757 in the office in Elgin, Texas, from Rest of Texas to Austin, TX. Which amount applies depends on the service address.
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 43757 pays more and less in Elgin, Texas
Elgin, Texas 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 |
|---|---|---|
| Austin, TX | $428.37 | $71.11 |
| Rest of Texas | $388.91 | $68.44 |
How payment areas work in Elgin
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.
- Rest Of State · Bastrop County
- Austin · Travis County
City boundaries: 2026 Census geography · Census source · CMS county-to-locality definitions
How the 43757 rate is calculated
Each of 43757’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 · 43757
RVUs × geographic indexes × conversion factor
Work1.23
1.23 RVUs× 1.000 GPCI
Practice expense10.84
10.84 RVUs× 1.000 GPCI
Malpractice0.14
0.14 RVUs× 1.000 GPCI
Adjusted RVUs
12.2100
Conversion factor
$33.4009
Medicare rate
$407.82
Every GPCI starts at 1.000, the national rate. Enter a ZIP or drag a slider.
Payment rules and modifiers for 43757
The CMS indicators that decide how 43757 is paid alongside other services.
CMS payment indicators · 43757
Duodenal aspiration, multiple specimens
| Rule | CMS value | What it means |
|---|---|---|
| Global period | 000 | Same-day global: pre- and post-op care on the day of the procedure is included. |
| Multiple procedures | 0 | No multiple-procedure reduction. |
| Bilateral (modifier 50) | 0 | The 150% bilateral adjustment doesn’t apply. |
| Assistant at surgery (80/81/82/AS) | 2 | Paid. |
| Co-surgeons (62) | 0 | Not permitted. |
| Team surgery (66) | 0 | Not permitted. |
| Professional/technical | 0 | Physician service: no professional/technical split. |
What modifiers do to the payment
Modifier 80 · payment effect
With and without the modifier
43757 without 80 · national office
$407.82
Duodenal aspiration, multiple specimens
43757-80 · Assistant: 16%
$65.25
A physician assistant at surgery is paid 16% of the surgeon’s fee schedule amount.
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
Fee sheets · Coming soon
Put 43757 and the rest of your codes on one sheet
Your codes at your locality, with payer contracts beside Medicare.
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