HealthcareDiscovery.AI / Doctors / California / Nephrology

Nephrologists in California

Data updated monthly · Last refresh October 2026

1,476 Nephrology providers practice in California, including 665 (45%) offering telehealth. The largest concentration is in Los Angeles. 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.

1,476providers
665telehealth
Los Angelestop city

Nephrology by city in California

Choose a city to see providers there.

Nephrology in Los Angeles153 providers
Nephrology in San Diego75 providers
Nephrology in San Francisco71 providers
Nephrology in Sacramento59 providers
Nephrology in Stanford39 providers
Nephrology in Fresno37 providers
Nephrology in Torrance36 providers
Nephrology in Orange33 providers
Nephrology in San Jose32 providers
Nephrology in Berkeley24 providers
Nephrology in Loma Linda23 providers
Nephrology in Fountain Valley20 providers
Nephrology in Riverside18 providers
Nephrology in Long Beach17 providers
Nephrology in Bakersfield17 providers
Nephrology in Stockton16 providers
Nephrology in Modesto16 providers
Nephrology in La Jolla15 providers
Nephrology in Palo Alto15 providers
Nephrology in Montebello14 providers
Nephrology in Oakland13 providers
Nephrology in Roseville13 providers
Nephrology in Beverly Hills13 providers
Nephrology in Pasadena13 providers

Nephrology providers in California

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. Harini Sarathy, MBBS
San Francisco, CA · $119 in drug and device payments (2025) · (628) 206-8242
Dr. Humera Nisar, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1812
Dr. Ilyas Iliya, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 647-6660
Dr. Jamshid Amanzadeh, MD
San Francisco, CA · $236 in drug and device payments (2025) · (415) 923-3456
Dr. J. David Malone, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 292-3313
Dr. Jesse Ikeme, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-2507
Dr. Jesse Qian, M.D.
San Francisco, CA · $149 in drug and device payments (2025) · (415) 476-2574
Dr. John Demko, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (484) 269-8669
Dr. Jonathan Lieberman, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 833-2000
Dr. Joshua Bernstein, M.D.
San Francisco, CA · $200 in drug and device payments (2025) · Telehealth · (415) 923-3815
Dr. Julie Ishida, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1812
Dr. Kerry Cho, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-2507
Dr. Kevin Shi, MD
San Francisco, CA · $869 in drug and device payments (2025) · (415) 353-2507
Dr. Kok-tong Ling, M.D.
San Francisco, CA · $154 in drug and device payments (2025) · (415) 433-7761
Dr. Laalasa Varanasi, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-2503
Dr. Lawrence Lu, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 600-1000
Dr. Leonid Yankulin, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 833-2000
Dr. Lily Jeong
San Francisco, CA · No drug or device payments recorded (2025) · (415) 353-2507
Dr. Maian Ye, DO
San Francisco, CA · $1,319 in drug and device payments (2025) · Telehealth · (514) 361-5086
Dr. Manjula Kurella, MD, MPH
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-2173
Dr. Maria Samsonov, M.D., M.P.H.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 386-8406
Dr. Mark Kasselik, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 923-3456
Dr. Matthew Breeggemann, M.D.
San Francisco, CA · $4,619 in drug and device payments (2025) · Telehealth · (415) 353-2507
Dr. Meghana Eswarappa
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-2507
Dr. Mei Zhu Peng, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (628) 206-4777
Dr. Merve Postalcioglu, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (628) 206-4777
Dr. Meyeon Park, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 476-1812
Dr. Michael Borah, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 923-3456
Dr. Michael Weiner, M.D.
San Francisco, CA · $1,049 in drug and device payments (2025) · (415) 221-4810
Dr. Mitra Jamshidian
San Francisco, CA · $143 in drug and device payments (2025) · (619) 543-6268
Dr. Naomi Anker, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 221-4810
Dr. Parul Patel, MD
San Francisco, CA · $120 in drug and device payments (2025) · Telehealth · (415) 600-1070
Dr. Pascale Khairallah, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (628) 206-4777
Dr. Peter Linde, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (415) 206-2342
Dr. Puneet Sood, MBBS
San Francisco, CA · $2,556 in drug and device payments (2025) · Telehealth · (415) 353-1551
Dr. Ramin Sam, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · (628) 206-8242
Dr. Raymond Hsu, M.D.
San Francisco, CA · $57,287 in drug and device payments (2025) · Telehealth · (415) 476-2172
Dr. Salitha Sunderrajan, MD
San Francisco, CA · $157 in drug and device payments (2025) · (415) 206-8843
Dr. Sanjana Kamat, MBBS/MD
San Francisco, CA · $147 in drug and device payments (2025) · (415) 514-5575
Dr. Sepehr Keyhani, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 923-3456
Dr. Shiang-cheng Kung, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 600-1070
Dr. Steven Kim, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-2507
Dr. Teresa Chen, M.D.
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 353-1551
Dr. Tracy Jonelis, MD
San Francisco, CA · No drug or device payments recorded (2025) · (415) 833-2000
Dr. Venkat Peddi, MD
San Francisco, CA · $120 in drug and device payments (2025) · Telehealth · (415) 600-1063
Dr. Young Hsu, MD
San Francisco, CA · No drug or device payments recorded (2025) · Telehealth · (415) 923-3456
Dr. Mohamed Alseiari, M.D.
San Fransisco, CA · No drug or device payments recorded (2025) · (415) 476-1812
Dr. Jesse Chuang, M.D., M.P.H.
San Gabriel, CA · No drug or device payments recorded (2025) · (626) 427-1490
Dr. Addy Squarer, MD
San Jose, CA · $1,428 in drug and device payments (2025) · Telehealth · (408) 866-4000
Dr. Alexander Doan, MD
San Jose, CA · $5,595 in drug and device payments (2025) · (408) 998-2890

Conditions Nephrology providers in California 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.

Common questions

How many Nephrology providers are in California?

There are 1,476 Nephrology providers with active NPI records practicing in California, according to federal NPPES data refreshed monthly.

Do Nephrology providers in California offer telehealth?

Yes. 665 of the 1,476 Nephrology providers in California (about 45%) report offering telehealth services in CMS data.

Which cities in California have the most Nephrology providers?

Los Angeles (153), San Diego (75), San Francisco (71) have the highest concentration of Nephrology providers in California.

How many Nephrology providers in California received drug or device company payments?

885 of 1,476 Nephrology providers in California (60%) 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 California 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 California work in independent practices or large health systems?

Among 1,107 Nephrologists in California enrolled in Medicare, 30% bill through a solo or small practice with fewer than 10 clinicians, 21% through a mid-size group of 10 to 99, and 49% through a large group or health system with 100 or more clinicians, according to CMS enrollment records.

Which hospitals do Nephrologists in California work at?

According to CMS facility affiliation records, the California hospitals where the most Nephrologists hold privileges are Uci Health-Orange in Orange; Cedars-Sinai Medical Center in Los Angeles; Stanford Health Care in Stanford.

Nephrology in all 50 states Search all 1,476 in the directory Ask Zach for help choosing

Related

Try a city like Tucson, a zip like 85016, or a specialty like psychiatry. For a doctor by name, use the full search.
Sources: NPPES (CMS), Doctors and Clinicians national files, CMS Open Payments 2025. Updated monthly. Records are public federal data and are not verified credentials, licensure checks, or endorsements. This directory is informational and not medical advice. How we build this directory. Are you a Nephrology in California? Get featured.