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Nephrology (Internal Medicine)
In 2025, 8,143 Nephrology (Internal Medicine) providers had general (non-research) payments reported to CMS. Half received less than $311 for the year, and nine in ten received less than $2,214.
8,143providers with payments in 2025
$311median total for the year
$2,214nine in ten received less than
$3,247average total for the year
Providers with the largest 2025 totals
Ordered by 2025 general-payment totals as reported to CMS. A large total is not evidence of wrongdoing; context is below the table.
| Provider | Location | 2025 general | All payments 2019-2025 including research |
|---|---|---|---|
| Michael E Etomi | Charlotte, NC | $61,566.26 | $212,400.71 |
| Simit M Doshi | Indianapolis, IN | $61,333.07 | $63,133.07 |
| Sanjiv Anand | South Salt Lake, UT | $61,300.01 | $153,272.15 |
| Tingting Li | Saint Louis, MO | $60,992.68 | $130,149.01 |
| Anil Kumar Chandraker | Worcester, MA | $60,821.57 | $161,908.74 |
| Sumeet Munjal | Montgomery, AL | $60,762.16 | $191,002.32 |
| Sankar Dass Navaneethan | Cleveland, OH | $60,197.56 | $265,598.29 |
| Liang Wu | Meridian, ID | $59,995.00 | $385,527.55 |
| Amit Govil | Cincinnati, OH | $59,617.51 | $298,288.46 |
| Matthew R Weir | Baltimore, MD | $58,943.44 | $497,540.59 |
| Osama El Shamy | Nashville, TN | $58,871.63 | $87,120.82 |
| Wolfgang Winkelmayer | Houston, TX | $58,713.93 | $463,556.66 |
| Jayakumar Ravichandran Vidhun | Whittier, CA | $57,547.62 | $418,624.11 |
| Raymond Hsu | San Francisco, CA | $57,286.57 | $77,613.44 |
| Arishia Ghaffari | Los Angeles, CA | $56,993.82 | $142,407.83 |
| Edward Filippone | Phila, PA | $56,983.03 | $146,114.74 |
| Samir V Parikh | Columbus, OH | $55,695.37 | $145,632.51 |
| Andrew Evan Lazar | Beachwood, OH | $54,712.62 | $315,047.44 |
| George Z Fadda | La Mesa, CA | $53,560.51 | $234,324.96 |
| Joseph V Bonventre | Boston, MA | $53,479.87 | $174,723.55 |
| Omaima Degani | Gurnee, IL | $52,845.53 | $185,187.18 |
| Kunal Kishorkumar Parekh | Honolulu, HI | $51,771.04 | $171,776.43 |
| Nimish Naik | Wexford, PA | $50,859.39 | $109,365.95 |
| Katalin Susztak | Philadelphia, PA | $50,552.54 | $192,344.60 |
| Susan E Quaggin | Chicago, IL | $50,483.59 | $262,169.01 |
| Jones Samuel | Baton Rouge, LA | $50,470.07 | $206,565.94 |
| Namrata Sharma Goel | Houston, TX | $50,259.62 | $425,952.87 |
| William O Hurtado-Santiago | Mayaguez, PR | $50,208.24 | $190,609.47 |
| Mohamad Hanouneh | Baltimore, MD | $49,708.04 | $174,300.23 |
| Narothama Reddy Aeddula | Evansville, IN | $49,563.70 | $125,249.35 |
| Jeremy Carlson | Jacksonville, FL | $49,110.29 | $104,735.36 |
| Saravanan Balamuthusamy | Fort Worth, TX | $48,885.94 | $434,918.67 |
| Lauren A Mcdonald | Dallas, TX | $47,933.90 | $49,778.04 |
| John S Kang | Bronx, NY | $47,592.16 | $93,031.29 |
| Niloofar Nobakht | Los Angeles, CA | $47,322.27 | $96,672.19 |
| Mrinalini Sarkar | West Hollywood, CA | $46,633.82 | $87,346.52 |
| Aditya Kumar K Bhartia | Cleveland, TN | $46,356.77 | $50,923.25 |
| James A Tumlin | Lawrenceville, GA | $46,323.95 | $455,939.14 |
| Derek S Larson | Creve Coeur, MO | $45,463.04 | $604,986.98 |
| Prabir Roy Chaudhury | Cincinnati, OH | $44,495.98 | $209,360.14 |
| Daniel V Patel | Daytona Beach, FL | $44,494.64 | $227,219.68 |
| Arian Gower | Thousand Oaks, CA | $43,952.93 | $78,554.05 |
| Celeste Boeckman | Oklahoma City, OK | $43,208.48 | $89,584.93 |
| Narayan D Agrawal | Fresh Meadows, NY | $42,963.64 | $168,183.49 |
| Biruh T Workeneh | Houston, TX | $42,842.84 | $185,799.25 |
| Sreesh Gopal Iyengar | San Bernardino, CA | $42,798.37 | $159,395.98 |
| Eric L Wallace | Birmingham, AL | $42,751.43 | $171,995.80 |
| Samuel A Kantor | Las Vegas, NV | $41,989.01 | $319,494.84 |
| Fouad Chebib | Jacksonville, FL | $41,732.69 | $121,986.22 |
| Anjali B Saxena | San Jose, CA | $41,458.51 | $168,781.48 |
Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026).