Registered dietitians in California
- Registered dietitians
- 7,391
- Linked to a hospital or group
- 1,141
- Hospitals with a registered dietitian
- 78
- Medical groups with a registered dietitian
- 189
- Cities
- 555
There are 7,391 registered dietitians in California. Fay Nutrition has the most, 85, and Lucile Packard Children's Hospital Stanford has the most affiliated registered dietitians, 37. San Francisco is home to 963.
Find work emails and mobile numbers for all 7,391 California registered dietitians
Validated work emails and mobile numbers for California registered dietitians, found through healthcare waterfall enrichment, with a free Dmand AI account.
California registered dietitians, listed A to Z by last name
Each registered dietitian on the list has registered dietitian 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 7,391 California registered dietitians by city, hospital, medical group, the EHR they use and Medicare volume in Dmand AI.
Showing 1 to 10 of 1,141 California registered dietitians
The list shows the 1,141 registered dietitians with a public profile. The other 6,250 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 3,761 of 7,391 California registered dietitians, 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.
Fay Nutrition has the most registered dietitians in California, with 85
The Permanente Medical Group, Inc. is second with 60, and Palo Alto Foundation Medical Group third with 48. Counts are registered dietitians with a California address linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
Lucile Packard Children's Hospital Stanford has the most affiliated registered dietitians in California, with 37
Hillcrest Medical Center in San Diego is second with 12, and UC Davis Medical Center third with 12. California registered dietitians are affiliated with 78 hospitals in all.
See every hospital and group for each California registered dietitian
Each public profile names one place a registered dietitian practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
San Francisco has the most registered dietitians in California, with 963
More California cities with registered dietitians
- Palo Alto124
- Fresno100
- Long Beach100
- Riverside84
- Irvine69
- Santa Monica68
- Stockton64
- Torrance62
- Bakersfield57
Registered dietitians practice in 555 California cities. Every city with 10 or more has its own page.
Source: NPPES NPI Registry (CMS)
Group practices and clinics are the most common site of care for California registered dietitians, with 399
236 also practice at hospitals, and 171 at physician offices. A registered dietitian can practice at several kinds of site, so the shares overlap.
California registered dietitians by site of care
- Medical group practices399
- Hospitals236
- Physician offices171
- FQHCs152
- Ambulatory surgery centers43
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
Every California registered dietitian 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 registered dietitian 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 |
Data last refreshed October 2026Report an inaccuracyRemove my information
Registered dietitians are HCPs whose primary specialty is registered dietitian (taxonomy code 133V00000X), with an active NPI and a California practice address.
FAQ
Frequently asked questions about registered dietitians 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 registered dietitians are in California?
7,391 registered dietitians have an active NPI, a California practice address and registered dietitian (taxonomy code 133V00000X) as their primary specialty. 1,141 of them are linked to a hospital or medical group.
Which California medical groups have the most registered dietitians?
Fay Nutrition, with 85, followed by The Permanente Medical Group, Inc. with 60 and Palo Alto Foundation Medical Group with 48.
Which California hospitals have the most registered dietitians?
Lucile Packard Children's Hospital Stanford, with 37 affiliated registered dietitians, followed by Hillcrest Medical Center with 12 and UC Davis Medical Center with 12.
Which California cities have the most registered dietitians?
San Francisco, with 963, followed by Los Angeles (470) and San Diego (455). Registered dietitians practice in 555 California cities in all.
What is the taxonomy code for registered dietitian?
133V00000X is the NPPES taxonomy code for registered dietitian. Sub-specialties with their own code are counted on their own lists.
How can I contact registered dietitians in California?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for registered dietitians 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 registered dietitians
Search 7,391 California registered dietitians by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
- 30 days free
- Self-serve
- No credit card