Healthcare professionals in Fullerton, CA
- Healthcare professionals
- 5,358
- Physicians (MD, DO)
- 468
- Nurses and NPs
- 223
- Physician assistants
- 138
- Behavioral health clinicians
- 2,881
There are 468 physicians among 5,358 healthcare professionals in Fullerton. Providence St. Jude Medical Center has the most affiliated doctors, 567, and internal medicine is the most common physician specialty.
Find work emails and mobile numbers for 5,358 Fullerton HCPs
Validated work emails and mobile numbers for Fullerton physicians, nurses and every other HCP type, found through healthcare waterfall enrichment, with a free Dmand AI account.
There are 468 physicians (MD and DO) among 5,358 healthcare professionals in Fullerton, CA
Counting every HCP with an active NPI and a Fullerton practice address. Behavioral health clinicians are the largest group, with 2,881, and physical and occupational therapists third, with 315.
Fullerton HCPs by type
- Behavioral health clinicians2,881
- Physicians (MD, DO)468
- Therapists (PT and OT)315
- Non-clinical and support staff297
- Nurses and nurse practitioners223
- Dentists and dental staff186
- Athletic trainers167
- Pharmacists154
- Home and community care workers142
- Physician assistants138
- Other HCPs387
Sources: NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Internal medicine is the most common physician specialty in Fullerton, with 64 physicians
Family medicine is second, with 44, and anesthesiology third, with 34. Each physician is counted once, under the primary specialty on their NPI record.
- Internal medicine64
- Family medicine44
- Anesthesiology34
- Emergency medicine25
- Diagnostic radiology23
- Obstetrics and gynecology15
- Ophthalmology15
- Physical medicine and rehabilitation14
- Orthopaedic surgery13
- Psychiatry13
- Urology13
- Pediatrics12
- Hospitalist11
- Cardiovascular disease10
- Gastroenterology10
- Surgery9
Sources: NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Providence St. Jude Medical Center has the most affiliated doctors in Fullerton, with 567
Physicians are counted at each hospital where they have a current affiliation, wherever they live.
| # | Hospital | Health system | Physicians | HCPs |
|---|---|---|---|---|
| 1 | Providence St. Jude Medical CenterFullerton | Providence | 567 | 730 |
Source: Dmand AI Affiliation Data
St. Jude Radiology Medical Group, Inc. has the most doctors of any Fullerton medical group, with 76
St. Jude Emergency Medicine Group is second with 48 physicians, and Retina Consultants of Orange County third with 9. Counts are physicians and HCPs with a California address.
Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data
For health IT teams
Dmand AI has the EHR for 1,186 of 5,358 Fullerton HCPs, 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.
Group practices and clinics are the most common site of care for Fullerton healthcare professionals, with 535
Hospitals are second, with 473. A clinician can practice at several kinds of site, so the shares overlap. Pharmacies are left out.
Fullerton HCPs by site of care
- Group practices and clinics535
- Hospitals473
- Physician offices148
- FQHCs43
- Home health agencies40
- Skilled nursing facilities25
- Therapy and rehab centers20
- Ambulatory surgery centers16
- Hospices7
- Imaging centers7
See every site where Fullerton HCPs practice
Each public profile names one place an HCP practices. A free account shows every current hospital, clinic and medical group, the employer and validated contacts for all 5,358.
Sources: Dmand AI Affiliation Data and Dmand AI Practice Data
33% of Fullerton physicians finished medical school 30 or more years ago
118 of the 359 Fullerton physicians with a graduation year on file. 41 graduated in the last 10 years.
Physicians by years since medical school
- Under 10 years ago41
- 10 to 19 years ago93
- 20 to 29 years ago107
- 30 to 39 years ago57
- 40 or more years ago61
Source: Dmand AI Professional Profile Data
Every Fullerton HCP profile shows where they practice now, their Medicare activity and their 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 Fullerton HCP 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
The directory counts HCPs with an active individual NPI, a name and a Fullerton practice address.
FAQ
Frequently asked questions about doctors and healthcare professionals in Fullerton
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
How many doctors are in Fullerton?
468 physicians (MDs and DOs) have an active NPI and a Fullerton practice address, among 5,358 Fullerton healthcare professionals.
What are the most common physician specialties in Fullerton?
By primary specialty: internal medicine (64), family medicine (44), anesthesiology (34), emergency medicine (25), diagnostic radiology (23).
Which medical groups have the most Fullerton doctors?
St. Jude Radiology Medical Group, Inc. (76 physicians), St. Jude Emergency Medicine Group (48 physicians) and Retina Consultants of Orange County (9 physicians). Counts are physicians with a California address.
How many Fullerton physicians finished medical school 30 or more years ago?
118 of the 359 with a graduation year on file, or 33%. 41 graduated in the last 10 years.
How can I contact healthcare professionals in Fullerton?
Dmand AI finds validated work emails, mobile numbers and practice phone numbers for healthcare professionals in Fullerton 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.
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