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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. Michael Habashy, MD
Burbank, CA · No drug or device payments recorded (2025) · (818) 729-9111
Dr. Michael Shye, M.D.
Burbank, CA · $38 in drug and device payments (2025) · Telehealth · (818) 843-9020
Dr. Sean Lei, MD
Burbank, CA · $121 in drug and device payments (2025) · Telehealth · (818) 843-9020
Dr. Yvonne Mao, MD
Burbank, CA · $286 in drug and device payments (2025) · (818) 848-5595
Dr. Anirudh Chandra, DO
Burlingame, CA · $370 in drug and device payments (2025) · (925) 471-1908
Dr. Leena Joshi, M.D.
Burlingame, CA · $234 in drug and device payments (2025) · (650) 355-5551
Dr. Rashmi Jain, M.D.
Burlingame, CA · $375 in drug and device payments (2025) · Telehealth · (650) 777-0050
Dr. Kalpesh Patel, M.D.
Calabasas, CA · $140 in drug and device payments (2025) · (818) 223-1560
Dr. Calbert Wong, M.D.
Camarillo, CA · No drug or device payments recorded (2025) · Telehealth · (805) 383-9727
Dr. Susan Chang, MD
Camarillo, CA · $213 in drug and device payments (2025) · Telehealth · (805) 383-9727
Dr. John Kelada, M.D.
Cameron Park, CA · $310 in drug and device payments (2025) · Telehealth · (530) 677-3688
Dr. Roopinder Poonia, M.D.
Carmichael, CA · No drug or device payments recorded (2025) · Telehealth · (916) 733-3344
Dr. Mary Flowers, MD
Carson, CA · No drug or device payments recorded (2025) · (323) 447-7433
Dr. Gene-yuan Chang, MD
Castro Valley, CA · $840 in drug and device payments (2025) · Telehealth · (510) 881-1490
Dr. Kathryn Welty, MD
Castro Valley, CA · $331 in drug and device payments (2025) · Telehealth · (510) 881-1490
Dr. Rahul Rishi, M.D.
Castro Valley, CA · $479 in drug and device payments (2025) · Telehealth · (510) 881-1490
Dr. Vineetha Rangarajan, DO
Castro Valley, CA · No drug or device payments recorded (2025) · Telehealth · (501) 881-1490
Dr. Archana Aggarwal, M.D.
Castro Valley 94546, CA · $241 in drug and device payments (2025) · Telehealth · (510) 881-1490
Dr. Arisara Suwangomolkul, M.D.
Chico, CA · No drug or device payments recorded (2025) · (530) 892-2300
Dr. Jon Ferguson, D.O.
Chico, CA · $149 in drug and device payments (2025) · Telehealth · (602) 317-5928
Dr. Jose Sibal, M.D.
Chico, CA · $267 in drug and device payments (2025) · (530) 892-2300
Dr. Mona Sarbu, MD
Chico, CA · $136 in drug and device payments (2025) · Telehealth · (530) 898-1201
Dr. Muhammad Bashir, MD
Chico, CA · $164 in drug and device payments (2025) · (530) 892-2300
Dr. Nadine Tanenbaum, MD
Chico, CA · No drug or device payments recorded (2025) · (530) 899-7090
Dr. Nasrin Ashouian, MD
Chico, CA · No drug or device payments recorded (2025) · Telehealth · (530) 342-4395
Dr. Adam Horeish, MD
Chula Vista, CA · $218 in drug and device payments (2025) · Telehealth · (619) 427-1144
Dr. Amar Patel, M.D.
Chula Vista, CA · $0 in drug and device payments (2025) · Telehealth · (619) 427-1144
Dr. Diogo Belo, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 427-1144
Dr. Elizabeth Lozada-pastorio, M.D.
Chula Vista, CA · $145 in drug and device payments (2025) · Telehealth · (619) 427-1144
Dr. Jennifer Pham, MD
Chula Vista, CA · $666 in drug and device payments (2025) · Telehealth · (619) 427-1144
Dr. Jill Meyer, MD
Chula Vista, CA · $84 in drug and device payments (2025) · Telehealth · (619) 427-1144
Dr. John Videen, MD
Chula Vista, CA · $1,294 in drug and device payments (2025) · Telehealth · (619) 421-3361
Dr. Kathy Khaing, MD
Chula Vista, CA · $43 in drug and device payments (2025) · Telehealth · (619) 427-1144
Dr. Luis Bedoya, M.D.
Chula Vista, CA · No drug or device payments recorded (2025) · (619) 427-1144
Dr. Ricardo Soltero, M.D.
Chula Vista, CA · $122 in drug and device payments (2025) · Telehealth · (619) 427-1144
Dr. Rodrigo Fernandez, MD
Chula Vista, CA · $873 in drug and device payments (2025) · (619) 476-9054
Dr. Ujjala Moolani, M.D.
Chula Vista, CA · $253 in drug and device payments (2025) · (619) 745-1031
Dr. Joji James, M.D.
Colton, CA · $293 in drug and device payments (2025) · Telehealth · (909) 835-7496
Dr. Pooja Badlani, MBBS
Colton, CA · $323 in drug and device payments (2025) · (909) 835-7946
Dr. Saloni Gupta
Colton, CA · $342 in drug and device payments (2025) · (909) 580-1000
Dr. Sergio Infante, MD
Colton, CA · $6,019 in drug and device payments (2025) · Telehealth · (909) 580-1000
Dr. Aziz Valika, MD
Concord, CA · $662 in drug and device payments (2025) · (925) 686-1230
Dr. Chenyin He, MD
Concord, CA · $992 in drug and device payments (2025) · Telehealth · (925) 686-1230
Dr. Deepika Kancherla, M.D
Concord, CA · $466 in drug and device payments (2025) · Telehealth · (925) 687-7272
Dr. Edward Kim, MD
Concord, CA · $299 in drug and device payments (2025) · Telehealth · (925) 686-1230
Dr. Ileana Helms, MD
Concord, CA · No drug or device payments recorded (2025) · Telehealth · (925) 687-7272
Dr. Jason Law
Concord, CA · $917 in drug and device payments (2025) · Telehealth · (925) 686-1230
Dr. Leena Ray, MD
Concord, CA · No drug or device payments recorded (2025) · (925) 686-1230
Dr. Lynda Frassetto, M.D.
Concord, CA · No drug or device payments recorded (2025) · (925) 687-7272
Dr. Rajeev Kaul, M.B.B.S
Concord, CA · $58 in drug and device payments (2025) · (925) 687-7272

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.