Healthcare professionals in Rialto, CA

  • HCP directory
  • Rialto, California
Healthcare professionals
957
Physicians (MD, DO)
41
Nurses and NPs
93
Physician assistants
11
Behavioral health clinicians
429

There are 41 physicians among 957 healthcare professionals in Rialto.

Find work emails and mobile numbers for 957 Rialto HCPs

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There are 41 physicians (MD and DO) among 957 healthcare professionals in Rialto, CA

Counting every HCP with an active NPI and a Rialto practice address. Behavioral health clinicians are the largest group, with 429, and home and community care workers second, with 116.

Rialto HCPs by type

  1. Behavioral health clinicians429
  2. Home and community care workers116
  3. Nurses and nurse practitioners93
  4. Dentists and dental staff71
  5. Athletic trainers55
  6. Pharmacists46
  7. Physicians (MD, DO)41
  8. Therapists (PT and OT)27
  9. Non-clinical and support staff23
  10. Physician assistants11
  11. Other HCPs45

Sources: NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data

Internal medicine is the most common physician specialty in Rialto, with 9 physicians

Pediatrics is second, with 8, and family medicine third, with 6. Each physician is counted once, under the primary specialty on their NPI record.

  • Internal medicine9
  • Pediatrics8
  • Family medicine6
  • Gastroenterology4
  • Anesthesiology3

Sources: NPPES NPI Registry (CMS) and Dmand AI Professional Profile Data

San Bernardino Gastroenterology Associates has the most doctors of any Rialto medical group, with 8

Clinica Medica Familiar is second with 2 physicians, and Joseph L. Vanderlinden MD Inc. third with 2. Counts are physicians and HCPs with a California address.

Sources: Dmand AI Affiliation Data and Dmand AI Org Hierarchy Data

For health IT teams

Reach Rialto physicians by the EHR their practice uses

Dmand AI has the EHR for 503 of 957 Rialto 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 Rialto healthcare professionals, with 101

Breast imaging centers are second, with 17. A clinician can practice at several kinds of site, so the shares overlap. Pharmacies are left out.

Rialto HCPs by site of care

  1. Group practices and clinics101
  2. Breast imaging centers17
  3. Physician offices15
  4. Ambulatory surgery centers15
  5. Therapy and rehab centers14
  6. Hospitals11
  7. Home health agencies4
  8. Skilled nursing facilities4
  9. FQHCs2
  10. Hospices2

See every site where Rialto 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 957.

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Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

43% of Rialto physicians finished medical school 30 or more years ago

10 of the 23 Rialto physicians with a graduation year on file. 3 graduated in the last 10 years.

Physicians by years since medical school

  1. Under 10 years ago3
  2. 10 to 19 years ago5
  3. 20 to 29 years ago5
  4. 30 to 39 years ago5
  5. 40 or more years ago5

Source: Dmand AI Professional Profile Data

Every Rialto 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 Rialto HCP directory

Sources for the data on this page
Data on this pageSource
HCPs, types and specialtiesNPPES NPI Registry (CMS) and Dmand AI Professional Profile Data
Sites of care, hospitals and medical groupsDmand AI Affiliation Data
Medical school graduation yearDmand 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 Rialto practice address.

FAQ

Frequently asked questions about doctors and healthcare professionals in Rialto

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 Rialto?

41 physicians (MDs and DOs) have an active NPI and a Rialto practice address, among 957 Rialto healthcare professionals.

What are the most common physician specialties in Rialto?

By primary specialty: internal medicine (9), pediatrics (8), family medicine (6), gastroenterology (4), anesthesiology (3).

Which medical groups have the most Rialto doctors?

San Bernardino Gastroenterology Associates (8 physicians), Clinica Medica Familiar (2 physicians) and Joseph L. Vanderlinden MD Inc. (2 physicians). Counts are physicians with a California address.

How many Rialto physicians finished medical school 30 or more years ago?

10 of the 23 with a graduation year on file, or 43%. 3 graduated in the last 10 years.

How can I contact healthcare professionals in Rialto?

Dmand AI finds validated work emails, mobile numbers and practice phone numbers for healthcare professionals in Rialto 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 Rialto healthcare professionals

Search 957 Rialto HCPs by specialty, hospital, group and city, with validated work emails and mobile numbers.

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