Physician assistants in Orange, CA
- Physician assistants
- 39
- Linked to a hospital or group
- 34
- Hospitals with a physician assistant
- 7
- Medical groups with a physician assistant
- 51
- Practice at a hospital
- 23
There are 39 physician assistants in Orange. PIH Health Physicians has the most, 6, and UCI Health - Orange has the most affiliated physician assistants, 10.
Find work emails and mobile numbers for all 39 Orange physician assistants
Validated work emails and mobile numbers for Orange physician assistants, found through healthcare waterfall enrichment, with a free Dmand AI account.
Orange physician assistants, listed A to Z by last name
Each physician assistant on the list has medical physician assistant as their primary specialty and an Orange practice address. The list shows the NPI, and how many hospitals and medical groups each one practices with. A free account names every hospital and group, with validated contacts.
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Sort and filter all 39 Orange physician assistants by hospital, medical group, the EHR they use and Medicare volume in Dmand AI.
Showing 1 to 10 of 34 Orange physician assistants
The list shows the 34 physician assistants with a public profile. The other 5 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 25 of 39 Orange physician assistants, 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.
PIH Health Physicians has the most physician assistants in Orange, with 6
PIH Health Physicians (John M. Geiss, DO) is second with 6, and Emergency Medicine Specialists of Orange County third with 6. Counts are physician assistants 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 physician assistants in Orange, with 10
Providence St. Joseph Hospital Orange is second with 8, and Rady Children's Hospital - Orange County third with 2. Orange physician assistants are affiliated with 7 hospitals in all.
See every hospital and group for each Orange physician assistant
Each public profile names one place a physician assistant practices. A free account shows all of them, with the employer, the EHR and validated contacts.
Source: Dmand AI Affiliation Data
Most Orange physician assistants practice at a hospital: 23 of the 33 with a mapped site
17 also practice at a medical group site, and 4 at home health agencies. A physician assistant can practice at several kinds of site, so the shares overlap.
Orange physician assistants by site of care
- Hospitals23
- Medical group practices17
- Home health agencies4
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
Every Orange physician assistant 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 Orange physician assistant 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
Physician assistants are HCPs whose primary specialty is medical physician assistant (taxonomy code 363AM0700X), with an active NPI and an Orange practice address.
FAQ
Frequently asked questions about physician assistants in Orange
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many physician assistants are in Orange?
39 physician assistants have an active NPI, an Orange practice address and medical physician assistant (taxonomy code 363AM0700X) as their primary specialty. 34 of them are linked to a hospital or medical group.
Which Orange medical groups have the most physician assistants?
PIH Health Physicians, with 6, followed by PIH Health Physicians (John M. Geiss, DO) with 6 and Emergency Medicine Specialists of Orange County with 6.
Which Orange hospitals have the most physician assistants?
UCI Health - Orange, with 10 affiliated physician assistants, followed by Providence St. Joseph Hospital Orange with 8 and Rady Children's Hospital - Orange County with 2.
What share of Orange physician assistants practice at a hospital?
23 of the 33 Orange physician assistants with a mapped site of care, or 70%, have a current hospital affiliation.
What is the taxonomy code for medical physician assistant?
363AM0700X is the NPPES taxonomy code for medical physician assistant. Sub-specialties with their own code are counted on their own lists.
How can I contact physician assistants in Orange?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for physician assistants in Orange 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 Orange physician assistants
Search 39 Orange physician assistants by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
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