Federal IDR outcomes: Anesthesiology in New Jersey
In 2025 Q1–Q4, the provider or facility offer prevailed in 84.1% of 18,969 determined Federal IDR dispute line items for anesthesiology in New Jersey. The median prevailing offer was 3.36x the QPA (25th–75th percentile 1.45x–12.78x; n = 10,311). The median time to a decision was 37 business days (n = 18,969).
Determined line items
18,969
2025 Q1–Q4 · 12 split decisions excluded
Provider win rate
84.1%
n = 18,969 · 2025 Q1–Q4
Median payment vs QPA
3.36x
middle half 1.45x–12.78x · n = 10,311 · 2025 Q1–Q4
Median days to decision
37
business days, from dispute initiation · n = 18,969 · 2025 Q1–Q4
Dollar amounts are not shown for specialty groups: the CMS QPA and Offers file, the only source of dollar figures, has no specialty field. See methodology.
By period
| Period | Line items | Win % | Median ×QPA | 25th–75th | Ratio n | Median days |
|---|---|---|---|---|---|---|
| 2025 Q1–Q4 | 18,969 | 84.1% | 3.36x | 1.45x–12.78x | 10,311 | 37 |
| 2024 Q1–Q4 | 7,301 | 74.9% | 1.83x | 1.32x–2.68x | 5,171 | 91 |
| 2023 Q1–Q4 | 531 | 82.9% | 1.83x | 1.32x–2.14x | 339 | 47 |
| 2023 Q1–2025 Q4 | 26,801 | 81.5% | 2.10x | 1.42x–7.19x | 15,821 | not pooled |
Line items = determined dispute line items (n). Win rate excludes split decisions and includes default decisions. Ratio n = line items reporting a payment-to-QPA ratio. Days are business days as reported by CMS (2023–2024: from IDR entity assignment; 2025: from initiation) and are never pooled.
Most disputed CPT codes
| CPT code | Line items | Win % | Median ×QPA | Ratio n | Median days |
|---|---|---|---|---|---|
| 01930 Anesthesia for other X-ray on vein or lymph system | 1,533 | 83.7% | 12.94x | 547 | 34 |
| 00812 Anesthesia for exam of colon using an endoscope | 1,315 | 82.4% | 1.77x | 709 | 40 |
| 01938 Anesthesia for injection, drainage or aspiration procedures on spine or spinal c | 1,241 | 86.8% | 14.48x | 402 | 32 |
| 00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using | 626 | 87.2% | 2.23x | 395 | 58 |
| 01967 Anesthesia for labor during planned vaginal delivery | 552 | 82.1% | 1.81x | 385 | 33 |
| 00142 Anesthesia for lens surgery | 521 | 70.8% | 3.02x | 389 | 27 |
| 00670 Anesthesia for extensive surgery on spine | 498 | 84.1% | 5.30x | 362 | 30 |
| 00840 Anesthesia for other procedure on lower abdomen | 497 | 83.5% | 1.96x | 362 | 44 |
| 01937 Anesthesia for injection, drainage or aspiration procedures on spine or spinal c | 497 | 88.1% | 12.78x | 187 | 33 |
| 01320 Anesthesia for procedure on nerves, muscles, tendons, and tissue of knee | 458 | 86.0% | 13.47x | 157 | 31 |
| 01942 Anesthesia for nerve modulation procedure spinal cord or repair of bone of spine | 447 | 84.1% | 12.92x | 142 | 33 |
| 00790 Anesthesia for other procedure on upper abdomen | 433 | 80.4% | 1.42x | 242 | 54 |
| 00813 Anesthesia for procedure on small and large bowel using an endoscope | 386 | 88.1% | 1.62x | 180 | 40 |
| 00811 Anesthesia for other procedure on large bowel using an endoscope | 377 | 76.9% | 2.44x | 269 | 36 |
| 00402 Anesthesia for reconstruction of breast | 342 | 76.3% | 5.21x | 254 | 33.5 |
| 00630 Anesthesia for other procedure on lower spine | 299 | 75.6% | 4.33x | 249 | 35 |
| 01992 Anesthesia for nerve block and injection procedure, prone position | 290 | 83.8% | 11.10x | 198 | 31 |
| 01400 Anesthesia for other procedure or exam of knee joint using an endoscope | 267 | 80.9% | 5.36x | 188 | 37 |
| 01480 Anesthesia for other procedure on lower leg, ankle, and foot bones | 265 | 84.2% | 2.31x | 165 | 42 |
| 00910 Anesthesia for other procedure on urinary system through urethra | 256 | 75.4% | 1.80x | 86 | 75.5 |
2025 Q1–Q4 · rows with n ≥ 30 determined line items · sorted by n.
Related: all specialties in New Jersey · Anesthesiology in all states
FAQ
What is the Federal IDR provider win rate for anesthesiology in New Jersey?
In 2025 Q1–Q4, the provider or facility offer was selected in 84.1% of 18,969 determined dispute line items for anesthesiology in New Jersey. Split decisions are excluded from the denominator and default decisions are included. Withdrawn, settled and ineligible disputes are not in the CMS data.
How do Federal IDR payments compare with the QPA for anesthesiology in New Jersey?
In 2025 Q1–Q4, the median prevailing offer was 3.36x the qualifying payment amount (QPA), with a 25th to 75th percentile range of 1.45x to 12.78x (n = 10,311 line items). This uses the CMS field Prevailing Party Offer as % of QPA, where 1.00x equals the QPA.
How long do Federal IDR decisions take for anesthesiology in New Jersey?
In 2025 Q1–Q4, the median was 37 business days (n = 18,969 line items), using the CMS field Length of Time to Make Determination (from dispute initiation).