Nephrologists in Washington DC
Data updated monthly · Last refresh October 2026
81 Nephrology providers practice in Washington DC, including 29 (36%) offering telehealth. The largest concentration is in Washington. Profiles include federal Open Payments records of money received from drug and device companies in 2025. Listings are drawn from federal public records and are not endorsements.
81providers
29telehealth
Washingtontop city
Where Nephrologists in Washington DC practice
From CMS Medicare enrollment records covering 37 of the 81 providers listed here (46%). Providers who do not bill Medicare are not included in these figures.
41%solo or small practice (under 10 clinicians)
5%mid-size group (10 to 99)
54%large group or health system (100+)
Largest practice groups
| Group (as registered with Medicare) | Nephrologists | All clinicians in group | Main city |
| Medstar Medical Group II LLC | 10 | 3,726 | Washington |
| Medical Faculty Associates, Inc. | 9 | 676 | Washington |
| Capital Area Renal Associates, PC | 7 | 7 | Washington |
| Bustos and Associates | 3 | 3 | Washington |
| Washington Nephrology Associates LLP | 2 | 31 | Washington |
Hospitals where they hold privileges
| Hospital | City | Ownership | CMS star rating | Nephrologists affiliated |
| Medstar Washington Hospital Center | Washington | Nonprofit | 3 of 5 | 21 |
| George Washington Univ Hospital | Washington | For-profit | 2 of 5 | 9 |
| Medstar Georgetown University Hospital | Washington | For-profit | 3 of 5 | 9 |
| Sibley Memorial Hospital | Washington | Nonprofit | 5 of 5 | 3 |
| Howard University Hospital Corp. | Washington | Nonprofit | 1 of 5 | 3 |
Sources: CMS Doctors and Clinicians (August 2026) and Facility Affiliation files (August 2026); hospital ownership type and overall star rating from CMS Hospital General Information (July 2026). A clinician in several groups is counted once, in the largest group they bill through. Ownership type is what the hospital reports to CMS; it does not show private equity or other investor ownership. How we build this directory.
Nephrology providers in Washington DC
Listed by city, largest first. Payment figures come from the federal Open Payments program, which requires drug and device companies to report what they pay physicians for consulting, speaking, meals, travel and royalties. A disclosed payment is a financial relationship, not evidence of wrongdoing, and many totals reflect a single meal. Figures cover calendar year 2025.
Dr. Abraham Aron, M.D.Washington, DC · No drug or device payments recorded (2025) · Telehealth ·
(202) 444-9183 Dr. Adrian Llama, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 877-0333 Dr. Alexander Gilbert, M.D.Washington, DC · $116 in drug and device payments (2025) · Telehealth ·
(202) 444-3700 Dr. Anam Tariq, D.O.Washington, DC · No drug or device payments recorded (2025) ·
(202) 741-2283 Dr. Anirban Ganguli, MDWashington, DC · No drug or device payments recorded (2025) ·
(240) 706-2176 Dr. Anjuli Jain, MDWashington, DC · No drug or device payments recorded (2025) · Telehealth ·
(202) 444-2000 Dr. Anthony Bivins, MDWashington, DC · $64 in drug and device payments (2025) ·
(202) 882-2500 Dr. Antonina Kolesnikova, MDWashington, DC · $806 in drug and device payments (2025) · Telehealth ·
(202) 269-6430 Dr. Ashte Collins, M.D.Washington, DC · $243,985 in drug and device payments (2025) · Telehealth ·
(202) 741-2283 Dr. Basit Javaid, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(202) 444-0468 Dr. Bassem Mikhael, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 741-2283 Dr. Brian Bustos, MDWashington, DC · $367 in drug and device payments (2025) ·
(202) 269-6430 Dr. Bruce Garrett, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 337-7660 Dr. Bruce Leslie, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(504) 931-3484 Dr. Chien-wen YangWashington, DC · $367 in drug and device payments (2025) · Telehealth ·
(202) 741-2283 Dr. Christopher Wilcox, M.D.Washington, DC · $147 in drug and device payments (2025) · Telehealth ·
(202) 444-9183 Dr. Constance Mere, MDWashington, DC · $607 in drug and device payments (2025) · Telehealth ·
(202) 865-3290 Dr. Cosette Jamieson, MDWashington, DC · $1,900 in drug and device payments (2025) ·
(202) 877-5408 Dr. Devika Wijesekera, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(202) 346-3000 Dr. Divya Shankaranarayanan, MDWashington, DC · $424 in drug and device payments (2025) · Telehealth ·
(202) 741-2282 Dr. Dominic Raj, MDWashington, DC · $60 in drug and device payments (2025) · Telehealth ·
(202) 741-2283 Dr. Edward Dudek, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(202) 337-7660 Dr. Ehsan Nobakht Haghighi, M.DWashington, DC · $10,028 in drug and device payments (2025) · Telehealth ·
(202) 741-2283 Dr. Eleanor Daquioag, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(202) 898-5104 Dr. Elwin Bustos, MDWashington, DC · $1,103 in drug and device payments (2025) · Telehealth ·
(202) 269-6430 Dr. Eric Antwi-donkor, MDWashington, DC · $617 in drug and device payments (2025) ·
(202) 882-2500 Dr. Eric Marks, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(301) 295-9603 Dr. Francisco LlachWashington, DC · No drug or device payments recorded (2025) ·
(202) 444-9183 Dr. Fred Polsky, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(202) 237-1224 Dr. Gilberto Vera, M.D.Washington, DC · $128 in drug and device payments (2025) ·
(202) 526-8833 Dr. Gilda-rae Grell, MDWashington, DC · $412 in drug and device payments (2025) ·
(202) 877-0698 Dr. Gretchen Brandt, M.D.Washington, DC · No drug or device payments recorded (2025) · Telehealth ·
(202) 346-3000 Dr. Harminder Sandhu, MDWashington, DC · $242 in drug and device payments (2025) · Telehealth ·
(202) 877-0698 Dr. Hassan Bushehri, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 563-2200 Dr. Jack Moore, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 877-6034 Dr. Jagdeep Obhrai, M.D.Washington, DC · $57 in drug and device payments (2025) ·
(202) 337-7660 Dr. Janani Rangaswami, MDWashington, DC · $41,429 in drug and device payments (2025) ·
(202) 677-6333 Dr. Janis Orlowski, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 877-2848 Dr. Jason UmansWashington, DC · No drug or device payments recorded (2025) ·
(202) 444-9183 Dr. Jay Ocuin, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 882-2500 Dr. Jennifer Kam, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 741-3000 Dr. Jeremy Marcus, M.D.Washington, DC · $499 in drug and device payments (2025) · Telehealth ·
(202) 337-7660 Dr. Joyce Gonin, MDWashington, DC · $24 in drug and device payments (2025) · Telehealth ·
(202) 243-0271 Dr. Judith Veis, MDWashington, DC · $182 in drug and device payments (2025) · Telehealth ·
(202) 877-2848 Dr. Kaitlin Markoja, MDWashington, DC · No drug or device payments recorded (2025) · Telehealth ·
(202) 444-2000 Dr. Kamlesh Gupta, M.DWashington, DC · $260 in drug and device payments (2025) ·
(202) 877-0698 Dr. Kathryn Ratanavanich, D.O.Washington, DC · $264 in drug and device payments (2025) · Telehealth ·
(202) 882-2500 Dr. Lonnie Thach, MDWashington, DC · $182 in drug and device payments (2025) · Telehealth ·
(202) 877-7000 Dr. Martin Dillard, MDWashington, DC · No drug or device payments recorded (2025) ·
(202) 269-4200 Dr. Meer Zonozi, M.D.Washington, DC · No drug or device payments recorded (2025) ·
(202) 563-5485 Conditions Nephrology providers in Washington DC commonly treat
Patients often search by condition rather than specialty. These are conditions typically managed by Nephrology providers. Individual practices vary, so confirm with the provider before booking.
- Chronic kidney disease
- Kidney stones
- Dialysis care
- High blood pressure
Common questions
How many Nephrology providers are in Washington DC?There are 81 Nephrology providers with active NPI records practicing in Washington DC, according to federal NPPES data refreshed monthly.
Do Nephrology providers in Washington DC offer telehealth?Yes. 29 of the 81 Nephrology providers in Washington DC (about 36%) report offering telehealth services in CMS data.
Which cities in Washington DC have the most Nephrology providers?Washington (81) have the highest concentration of Nephrology providers in Washington DC.
How many Nephrology providers in Washington DC received drug or device company payments?38 of 81 Nephrology providers in Washington DC (47%) received at least one payment from a drug or device company in 2025, according to the federal Open Payments program.
What conditions do Nephrology providers in Washington DC treat?Nephrology providers commonly treat chronic kidney disease, kidney stones, dialysis care, high blood pressure and related conditions. Individual practices vary, so confirm with the provider before booking.
Where does this data come from?Provider counts and profiles come from the federal NPPES registry and CMS Doctors and Clinicians files. Payment figures come from the CMS Open Payments program for calendar year 2025. The directory refreshes monthly.
Do most Nephrologists in Washington DC work in independent practices or large health systems?Among 37 Nephrologists in Washington DC enrolled in Medicare, 41% bill through a solo or small practice with fewer than 10 clinicians, 5% through a mid-size group of 10 to 99, and 54% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.
Which hospitals do Nephrologists in Washington DC work at?According to CMS facility affiliation records, the Washington DC hospitals where the most Nephrologists hold privileges are Medstar Washington Hospital Center in Washington; George Washington Univ Hospital in Washington; Medstar Georgetown University Hospital in Washington.
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