Nephrologists in California
- Nephrologists
- 1,485
- Linked to a hospital or group
- 1,316
- Hospitals with a nephrologist
- 312
- Medical groups with a nephrologist
- 364
- Cities
- 210
There are 1,485 nephrologists in California. Southern California Permanente Medical Group has the most, 116, and UCI Health - Orange has the most affiliated nephrologists, 79. Los Angeles is home to 161, and 38% finished medical school 30 or more years ago.
Find work emails and mobile numbers for all 1,485 California nephrologists
Validated work emails and mobile numbers for California nephrologists, found through healthcare waterfall enrichment, with a free Dmand AI account.
California nephrologists, listed A to Z by last name
Each nephrologist on the list has nephrology as their primary specialty and a California practice address. The list shows the NPI and city, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.
Filter this list with a free account
Sort and filter all 1,485 California nephrologists by city, hospital, medical group, the EHR they use and Medicare volume in Dmand AI.
Showing 1 to 10 of 1,401 California nephrologists
The list shows the 1,401 nephrologists with a public profile. The other 84 are counted in the total and searchable with a free account.
Sources: NPPES NPI Registry (CMS) and Dmand AI Affiliation Data
For health IT teams
Dmand AI has the EHR for 1,366 of 1,485 California nephrologists, at their hospital and their practice. Filter by Epic, Oracle Health, MEDITECH, athenahealth and more, then reach them with validated work emails and mobile numbers.
Southern California Permanente Medical Group has the most nephrologists in California, with 116
The Permanente Medical Group, Inc. is second with 102, and Balboa Nephrology third with 59. Counts are nephrologists with a California address linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
UCI Health - Orange has the most affiliated nephrologists in California, with 79
Stanford Hospital at 300 Pasteur Drive is second with 64, and Cedars-Sinai Medical Center third with 64. California nephrologists are affiliated with 312 hospitals in all.
See every hospital and group for each California nephrologist
Each public profile names one place a nephrologist practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
Los Angeles has the most nephrologists in California, with 161
More California cities with nephrologists
Nephrologists practice in 210 California cities. Every city with 10 or more has its own page.
Source: NPPES NPI Registry (CMS)
Most California nephrologists practice at a hospital: 1,174 of the 1,304 with a mapped site
886 also practice at a medical group site, and 860 at dialysis centers. A nephrologist can practice at several kinds of site, so the shares overlap.
California nephrologists by site of care
- Hospitals1,174
- Medical group practices886
- Dialysis centers860
- Physician offices168
- Home health agencies126
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
38% of California nephrologists finished medical school 30 or more years ago
465 of the 1,233 California nephrologists with a graduation year on file. 63 graduated in the last 10 years, fewer than graduated 40 or more years ago.
Physicians by years since medical school
- Under 10 years ago63
- 10 to 19 years ago270
- 20 to 29 years ago435
- 30 to 39 years ago220
- 40 or more years ago245
Source: Dmand AI Professional Profile Data
Every California nephrologist profile shows current hospitals and groups, Medicare activity and NPI details
- Primary practiceThe main place they practice, with its type and cityOn every profile
- Every site of careEach hospital, clinic and group where they practice nowWith a free account
- EmployerThe organization they work for, when one is on fileWith a free account
- Medicare servicesServices and procedure codes billed to Medicare, from CMSOn every profile
- Medicare Part D prescribingClaims and drug costs from Part D, from CMSOn every profile
- Industry paymentsPayments from drug and device makers, from CMS Open PaymentsOn every profile
- Publications and clinical trialsResearch papers and trials linked to the NPI, when on fileOn every profile
- Licenses and graduation yearState license numbers and medical school graduation yearOn every profile
- NPI detailsNPI, enumeration date, primary taxonomy and practice addressOn every profile
- Work email and mobile numberFound on request through healthcare waterfall enrichment, then validatedWith a free account
- EHR in useThe EHR at each site where they practiceWith a free account
- Colleagues at each siteThe clinicians they work with at each hospital and groupWith a free account
Free account: 30 days free, self-serve, no credit card.
Sources: NPPES NPI Registry (CMS), Medicare Physician & Other Practitioners (CMS), Open Payments (CMS) and Dmand AI Affiliation Data
Sources for the California nephrologist directory
| Data on this page | Source |
|---|---|
| HCPs, types and specialties | NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data |
| Sites of care, hospitals and medical groups | Dmand AI Affiliation Data |
| Medical school graduation year | Dmand AI Professional Profile Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
Nephrologists are HCPs whose primary specialty is nephrology (taxonomy code 207RN0300X), with an active NPI and a California practice address.
FAQ
Frequently asked questions about nephrologists in California
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many nephrologists are in California?
1,485 nephrologists have an active NPI, a California practice address and nephrology (taxonomy code 207RN0300X) as their primary specialty. 1,316 of them are linked to a hospital or medical group.
Which California medical groups have the most nephrologists?
Southern California Permanente Medical Group, with 116, followed by The Permanente Medical Group, Inc. with 102 and Balboa Nephrology with 59.
Which California hospitals have the most nephrologists?
UCI Health - Orange, with 79 affiliated nephrologists, followed by Stanford Hospital at 300 Pasteur Drive with 64 and Cedars-Sinai Medical Center with 64.
Which California cities have the most nephrologists?
Los Angeles, with 161, followed by San Diego (74) and San Francisco (60). Nephrologists practice in 210 California cities in all.
How many California nephrologists finished medical school 30 or more years ago?
465 of the 1,233 with a graduation year on file, or 38%. 63 graduated in the last 10 years.
What is the taxonomy code for nephrology?
207RN0300X is the NPPES taxonomy code for nephrology. Sub-specialties with their own code are counted on their own lists.
How can I contact nephrologists in California?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for nephrologists in California through healthcare waterfall enrichment, matched to the site where each one practices now. They are available with a free Dmand AI account: 30 days free, self-serve, no credit card.
Dmand AI
Find the right contacts among California nephrologists
Search 1,485 California nephrologists by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
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