Preferred provider organizations in California
- Preferred provider organizations
- 19
- Linked to a hospital or group
- 2
- Hospitals with a preferred provider organization
- 1
- Medical groups with a preferred provider organization
- 1
- Cities
- 18
There are 19 preferred provider organizations in California. Southern California Permanente Medical Group has the most, 1, and Riverside Community Hospital has the most affiliated preferred provider organizations, 1.
Find work emails and mobile numbers for all 19 California preferred provider organizations
Validated work emails and mobile numbers for California preferred provider organizations, found through healthcare waterfall enrichment, with a free Dmand AI account.
California preferred provider organizations, listed A to Z by last name
Each preferred provider organization on the list has preferred provider organization 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 19 California preferred provider organizations by city, hospital, medical group, the EHR they use and Medicare volume in Dmand AI.
| Preferred provider organization | Hospitals | Medical groups | Email and phone |
|---|---|---|---|
| Sage Monroe Humphries, DDS, MSDowney · NPI 1710103486 | - | - | Contacts |
The list shows the 1 preferred provider organizations with a public profile. The other 18 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 5 of 19 California preferred provider organizations, 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 preferred provider organizations in California, with 1
Counts are preferred provider organizations with a California address linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
Riverside Community Hospital has the most affiliated preferred provider organizations in California, with 1
California preferred provider organizations are affiliated with 1 hospitals in all.
See every hospital and group for each California preferred provider organization
Each public profile names one place a preferred provider organization practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
Physician offices are the most common site of care for California preferred provider organizations, with 1
1 also practice at hospitals, and 1 at therapy and rehab centers. A preferred provider organization can practice at several kinds of site, so the shares overlap.
California preferred provider organizations by site of care
- Physician offices1
- Hospitals1
- Therapy and rehab centers1
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
Every California preferred provider organization 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 preferred provider organization 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
Preferred provider organizations are HCPs whose primary specialty is preferred provider organization (taxonomy code 305R00000X), with an active NPI and a California practice address.
FAQ
Frequently asked questions about preferred provider organizations 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 preferred provider organizations are in California?
19 preferred provider organizations have an active NPI, a California practice address and preferred provider organization (taxonomy code 305R00000X) as their primary specialty. 2 of them are linked to a hospital or medical group.
What is the taxonomy code for preferred provider organization?
305R00000X is the NPPES taxonomy code for preferred provider organization. Sub-specialties with their own code are counted on their own lists.
How can I contact preferred provider organizations in California?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for preferred provider organizations 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 preferred provider organizations
Search 19 California preferred provider organizations by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
- 30 days free
- Self-serve
- No credit card