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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 |
|---|---|---|---|
| Brad H Rovin | Columbus, OH | $98,170.24 | $399,949.88 |
| Richard Alan Lafayette | Stanford, CA | $97,843.90 | $586,145.46 |
| Gates Burton Colbert | Dallas, TX | $97,346.89 | $827,650.79 |
| Georges Nakhoul | Cleveland, OH | $95,855.67 | $260,128.82 |
| Kevin R Regner | Milwaukee, WI | $95,533.57 | $246,007.76 |
| Joshua S Hundert | Dorchester, MA | $95,354.52 | $229,209.31 |
| Sreedhar Mandayam | Houston, TX | $94,217.69 | $754,502.55 |
| Kathrine R Tuttle | Spokane, WA | $93,114.67 | $494,308.00 |
| Richard J Lund | Omaha, NE | $92,240.48 | $377,523.52 |
| Jay B Wish | Indianapolis, IN | $91,618.37 | $501,673.28 |
| Victor G Carabello | Los Angeles, CA | $91,363.14 | $363,444.91 |
| Michael A Kraus | Indianapolis, IN | $88,796.92 | $92,185.47 |
| Tauseef Sarguroh | Olympia Fields, IL | $88,477.96 | $143,814.04 |
| Dana F Mitchell | Houston, TX | $87,842.43 | $344,421.99 |
| Marco Bonilla | Chicago, IL | $87,756.83 | $148,164.08 |
| Sreedhara B Alla | Shreveport, LA | $86,850.35 | $722,269.09 |
| Jean M Francis | Boston, MA | $85,735.15 | $244,259.92 |
| Abdallahsassine Geara | Philadelphia, PA | $85,585.97 | $239,697.33 |
| Kartik Kalra | Danville, PA | $85,284.88 | $107,718.66 |
| Suneel M Udani | Hinsdale, IL | $85,211.10 | $342,830.96 |
| Suphamai Bunnapradist | Los Angeles, CA | $83,925.88 | $499,668.85 |
| Ari B Geller | Bloomfield, CT | $82,944.32 | $209,475.17 |
| Khaled Nashar | Pittsburgh, PA | $81,683.85 | $198,234.97 |
| Mohammad Kamgar | Los Angeles, CA | $81,623.59 | $496,813.07 |
| Ramy M Hanna | Orange, CA | $80,048.23 | $445,841.64 |
| Elias Hanna Bassil | Cleveland, OH | $80,004.47 | $80,167.60 |
| Hussain A Gilani | Oakland, CA | $79,462.15 | $117,770.05 |
| Joseph M Roglieri | Troy, NY | $79,038.59 | $425,487.32 |
| Anuja S Java | Saint Louis, MO | $78,221.19 | $249,009.30 |
| Vikram Aggarwal | Chicago, IL | $77,557.22 | $116,630.96 |
| Steven G Coca | New York, NY | $76,207.01 | $444,753.03 |
| Drew Heiple | Russellville, AR | $74,204.46 | $236,463.52 |
| Christopher H Kwoh | Houston, TX | $72,917.02 | $467,780.75 |
| Dana V Rizk | Birmingham, AL | $71,685.24 | $338,166.86 |
| Mahesh Krishnan | Mc Lean, VA | $71,041.74 | $114,648.01 |
| Swati Arora | Pittsburgh, PA | $68,049.40 | $190,112.63 |
| Jamil R Azzi | Boston, MA | $67,755.01 | $81,431.83 |
| Farid Arman | Los Angeles, CA | $67,423.76 | $72,133.61 |
| Savneek S Chugh | Hawthorne, NY | $66,582.07 | $324,814.83 |
| Frank B Cortazar | Albany, NY | $66,556.56 | $297,161.75 |
| Ellie Kelepouris | Philadelphia, PA | $66,338.95 | $286,902.01 |
| Nicolae Leca | Seattle, WA | $65,827.65 | $101,463.97 |
| Jose Alfredo Morfin | Sacramento, CA | $64,753.58 | $1,032,547.19 |
| Carlos Bejar | Fort Lauderdale, FL | $64,496.15 | $529,884.39 |
| Isabelle Ayoub | Columbus, OH | $63,414.80 | $143,238.02 |
| Kiran Samindla | Frederick, MD | $62,850.00 | $491,487.28 |
| Kirk Campbell | New York, NY | $62,437.20 | $159,602.76 |
| Nijal Sheth | Naples, FL | $62,339.44 | $97,443.83 |
| Ross M Nesbit | Knoxville, TN | $62,202.79 | $452,285.23 |
| Juan Carlos Q Velez | New Orleans, LA | $61,799.91 | $282,105.75 |
Source: CMS Open Payments, program years 2019-2025, as reported to CMS by drug and device makers (published June 30, 2026).