This provider's $8.0M in total Medicare payments ranks in the 99th percentile of Nephrology providers nationally.
Medicare payments to this provider grew 2347% from 2017 to 2023.
AI-generated analysis based on Medicare payment data.
Notable: Payments increased 345% in 2019
Year-over-year payment surges can indicate changes in practice volume, new services, or billing pattern shifts.
Average per-service amounts submitted by the provider compared to what Medicare actually paid — the gap represents the markup.
| Year | Avg Submitted | Avg Paid | Markup Ratio | Gap per Service | Total Payments | Services | Beneficiaries |
|---|---|---|---|---|---|---|---|
| 2017 | $1.5K | $469.70 | 3.22x | $1.0K | $59.7K | 138 | 136 |
| 2018 | $4.1K | $1.2K | 3.30x | $2.8K | $252.8K | 394 | 378 |
| 2019 | $3.6K | $1.1K | 3.28x | $2.5K | $1.1M | 1.8K | 1.4K |
| 2020 | $3.4K | $1.1K | 3.24x | $2.4K | $2.1M | 2.5K | 1.8K |
| 2021 | $3.6K | $1.1K | 3.33x | $2.5K | $1.7M | 2.1K | 1.6K |
| 2022 | $3.3K | $981.20 | 3.32x | $2.3K | $1.4M | 1.7K | 1.4K |
| 2023 | $2.9K | $868.77 | 3.35x | $2.0K | $1.5M | 2.4K | 1.9K |
| Code | Description | Services | Payments | Avg/Service | Markup |
|---|---|---|---|---|---|
| 36902 | Insertion of needle and/or catheter into dialysis circuit and balloon dilation of dialysis segment, with imaging including radiological supervision and interpretation | 1.9K | $2.4M | $1.2K | 3.20x |
| 36903 | Insertion of needle and/or catheter into dialysis circuit and insertion of stent in dialysis segment, with imaging including radiological supervision and interpretation | 277 | $1.3M | $4.9K | 3.13x |
| 36906 | Excision of blood clot and/or infusion to dissolve blood clot and balloon dilation of dialysis segment, accessed through the skin, with imaging including radiological supervision and interpretation | 213 | $1.3M | $6.0K | 3.17x |
| 36905 | Excision of blood clot and/or infusion to dissolve blood clot in dialysis circuit and balloon dilation of dialysis segment, , accessed through the skin, with imaging including radiological supervision and interpretation | 360 | $829.8K | $2.3K | 3.20x |
| 36907 | Balloon dilation of dialysis segment, accessed through the skin, with imaging including radiological supervision and interpretation | 904 | $592.5K | $655.37 | 3.13x |
| 36909 | Permanent blockage of dialysis circuit, with imaging including radiological supervision and interpretation | 144 | $288.9K | $2.0K | 3.13x |
| 37248 | Balloon dilation of first vein, accessed through the skin or by open procedure, with imaging including radiological supervision and interpretation | 194 | $272.8K | $1.4K | 3.22x |
| 37252 | Ultrasound evaluation of blood vessel during diagnosis or treatment, initial vessel | 187 | $182.2K | $974.53 | 3.14x |
| 36215 | Insertion of catheter into chest or arm artery | 242 | $137.2K | $567.05 | 5.71x |
| 36901 | Insertion of needle and/or catheter into dialysis circuit, with imaging including radiological supervision and interpretation | 154 | $96.0K | $623.49 | 3.52x |
| 36581 | Replacement of central venous catheter | 177 | $92.1K | $520.12 | 4.75x |
| 36908 | Insertion of stent in dialysis segment, with imaging including radiological supervision and interpretation | 45 | $86.9K | $1.9K | 3.14x |
| 37246 | Balloon dilation of artery, accessed through the skin or by open procedure, with imaging including radiological supervision and interpretation, initial artery | 55 | $77.2K | $1.4K | 4.25x |
| 99152 | Moderate sedation services by physician also performing a procedure, patient 5 years of age or older, first 15 minutes | 1.3K | $62.6K | $49.66 | 3.15x |
| 36558 | Insertion of central venous catheter for infusion, patient 5 years or older | 68 | $54.4K | $799.37 | 3.24x |
| 75710 | Radiological supervision and interpretation of imaging of artery of one arm or leg | 328 | $48.2K | $146.85 | 3.16x |
| 77001 | Fluoroscopic guidance for insertion, replacement or removal of central venous access device | 349 | $32.3K | $92.47 | 3.28x |
| 37253 | Ultrasound evaluation of blood vessel during diagnosis or treatment, each additional vessel | 180 | $30.7K | $170.56 | 3.14x |
| 37249 | Balloon dilation of additional vein, accessed through the skin or by open procedure, with imaging including radiological supervision and interpretation | 63 | $30.2K | $479.19 | 3.12x |
| 36589 | Removal of central venous catheter for infusion | 148 | $16.4K | $110.50 | 4.69x |
This provider submits charges 3.25 times higher than what Medicare actually pays.
A markup ratio of 3.25x means for every $100 Medicare pays, this provider initially charges $325. This is higher than the national average.
Always verify provider credentials and location before scheduling appointments. This data reflects Medicare payments and may not include all practice locations.
Other Nephrology providers in NY for peer comparison.
| Provider | Location | Total Payments | Status |
|---|---|---|---|
| Armistead Williams, M.D. | New York, NY | $37.6M | ✓ Clear |
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Last Updated: February 2026 (data through 2023, the latest CMS release)
Note: All data is from publicly available Medicare records. OpenMedicare is an independent journalism project not affiliated with CMS.
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