Physician assistants in Ontario, CA
- Physician assistants
- 27
- Linked to a hospital or group
- 18
- Hospitals with a physician assistant
- 4
- Medical groups with a physician assistant
- 18
- Practice at a hospital
- 3
There are 27 physician assistants in Ontario. Unicare Community Health Center has the most, 5, and Adventist Health Glendale has the most affiliated physician assistants, 1.
Find work emails and mobile numbers for all 27 Ontario physician assistants
Validated work emails and mobile numbers for Ontario physician assistants, found through healthcare waterfall enrichment, with a free Dmand AI account.
Ontario physician assistants, listed A to Z by last name
Each physician assistant on the list has physician assistant as their primary specialty and an Ontario 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.
Filter this list with a free account
Sort and filter all 27 Ontario physician assistants by hospital, medical group, the EHR they use and Medicare volume in Dmand AI.
Showing 1 to 10 of 18 Ontario physician assistants
The list shows the 18 physician assistants with a public profile. The other 9 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 9 of 27 Ontario 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.
Unicare Community Health Center has the most physician assistants in Ontario, with 5
San Bernardino County Behavioral Health is second with 3, and Pacific Crest Orthopedics third with 1. Counts are physician assistants with a California address linked to each group.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
Adventist Health Glendale has the most affiliated physician assistants in Ontario, with 1
Sutter Coast Hospital is second with 1, and Banner Lassen Medical Center third with 1. Ontario physician assistants are affiliated with 4 hospitals in all.
See every hospital and group for each Ontario 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
FQHCs are the most common site of care for Ontario physician assistants, with 8
7 also practice at a medical group site, and 4 at urgent care centers. A physician assistant can practice at several kinds of site, so the shares overlap.
Ontario physician assistants by site of care
- FQHCs8
- Medical group practices7
- Urgent care centers4
- Hospitals3
- Therapy and rehab centers3
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
Every Ontario 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 Ontario 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 physician assistant (taxonomy code 363A00000X), with an active NPI and an Ontario practice address.
FAQ
Frequently asked questions about physician assistants in Ontario
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 Ontario?
27 physician assistants have an active NPI, an Ontario practice address and physician assistant (taxonomy code 363A00000X) as their primary specialty. 18 of them are linked to a hospital or medical group.
Which Ontario medical groups have the most physician assistants?
Unicare Community Health Center, with 5, followed by San Bernardino County Behavioral Health with 3 and Pacific Crest Orthopedics with 1.
Which Ontario hospitals have the most physician assistants?
Adventist Health Glendale, with 1 affiliated physician assistants, followed by Sutter Coast Hospital with 1 and Banner Lassen Medical Center with 1.
What share of Ontario physician assistants practice at a hospital?
3 of the 17 Ontario physician assistants with a mapped site of care, or 18%, have a current hospital affiliation.
What is the taxonomy code for physician assistant?
363A00000X is the NPPES taxonomy code for physician assistant. Sub-specialties with their own code are counted on their own lists.
How can I contact physician assistants in Ontario?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for physician assistants in Ontario 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 Ontario physician assistants
Search 27 Ontario physician assistants by hospital, medical group and the EHR they use, with validated work emails and mobile numbers.
- 30 days free
- Self-serve
- No credit card