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Healthcare professionals in Colton, CA

  • HCP directory
  • Colton, California
Healthcare professionals
2,244
Physicians (MD, DO)
419
Nurses and NPs
678
Physician assistants
88
Behavioral health clinicians
464

There are 419 physicians among 2,244 healthcare professionals in Colton. Arrowhead Regional Medical Center has the most affiliated doctors, 450, and psychiatry is the most common physician specialty.

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There are 419 physicians (MD and DO) among 2,244 healthcare professionals in Colton, CA

Counting every HCP with an active NPI and a Colton practice address. Nurses and nurse practitioners are the largest group, with 678, and behavioral health clinicians second, with 464.

Colton HCPs by type

  1. Nurses and nurse practitioners678
  2. Behavioral health clinicians464
  3. Physicians (MD, DO)419
  4. Non-clinical and support staff259
  5. Physician assistants88
  6. Home and community care workers77
  7. Pharmacists70
  8. Dentists and dental staff42
  9. Therapists (PT and OT)36
  10. Athletic trainers32
  11. Other HCPs79

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

Psychiatry is the most common physician specialty in Colton, with 60 physicians

Family medicine is second, with 59, and internal medicine third, with 52. Each physician is counted once, under the primary specialty on their NPI record.

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

Arrowhead Regional Medical Center has the most affiliated doctors in Colton, with 450

Physicians are counted at each hospital where they have a current affiliation, wherever they live.

Hospitals in Colton with the most affiliated doctors
#HospitalHealth systemPhysiciansHCPs
1Arrowhead Regional Medical CenterColtonSan Bernardino County450708

Source: Dmand AI Affiliation Data

Quantum Healthcare Medical Associates Inc has the most doctors of any Colton medical group, with 297

Cal Med Physicians and Surgeons is second with 68 physicians, and Valley Obstetrics and Gynecology Medical Group Inc third with 20. Counts are physicians and HCPs with a California address.

Medical groups with the most doctors in Colton
#Medical groupParent organizationPhysiciansHCPs
1Quantum Healthcare Medical Associates IncColton-297316
2Cal Med Physicians and SurgeonsColtonParent on file6881
3Valley Obstetrics and Gynecology Medical Group IncColton-2022
4Inland Empire Anesthesia Medical Group, Inc.Colton-1849
5Arrowhead Radiology Medical GroupColtonParent on file1313
6CUSM HealthColtonParent on file1012
7Kidney Care Nephrology, Inc.Colton-711
8Pain Rehabilitation and Critical Care Medical Group, Inc.Colton-68
9Pacific Perinatal InstituteColton-66
10Inland Pain MedicineColton-410

Top 10 of 19 Colton medical groupsAll Colton medical groups

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

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Dmand AI has the EHR for 1,656 of 2,244 Colton 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.

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294 Colton healthcare professionals practice at a hospital, the most common site of care

Group practices and clinics are second, with 179. A clinician can practice at several kinds of site, so the shares overlap. Pharmacies are left out.

Colton HCPs by site of care

  1. Hospitals294
  2. Group practices and clinics179
  3. Physician offices54
  4. Ambulatory surgery centers29
  5. Home health agencies15
  6. FQHCs7
  7. Hospices3
  8. Behavioral health centers2
  9. Dialysis centers1
  10. Therapy and rehab centers1

See every site where Colton 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 2,244.

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Sources: Dmand AI Affiliation Data and Dmand AI Practice Data

31% of Colton physicians finished medical school 30 or more years ago

88 of the 284 Colton physicians with a graduation year on file. 64 graduated in the last 10 years.

Physicians by years since medical school

  1. Under 10 years ago64
  2. 10 to 19 years ago79
  3. 20 to 29 years ago53
  4. 30 to 39 years ago41
  5. 40 or more years ago47

Source: Dmand AI Professional Profile Data

Every Colton 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 Colton 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 Colton practice address.

FAQ

Frequently asked questions about doctors and healthcare professionals in Colton

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 Colton?

419 physicians (MDs and DOs) have an active NPI and a Colton practice address, among 2,244 Colton healthcare professionals.

What are the most common physician specialties in Colton?

By primary specialty: psychiatry (60), family medicine (59), internal medicine (52), emergency medicine (34), anesthesiology (19).

Which medical groups have the most Colton doctors?

Quantum Healthcare Medical Associates Inc (297 physicians), Cal Med Physicians and Surgeons (68 physicians) and Valley Obstetrics and Gynecology Medical Group Inc (20 physicians). Counts are physicians with a California address.

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

88 of the 284 with a graduation year on file, or 31%. 64 graduated in the last 10 years.

How can I contact healthcare professionals in Colton?

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

Search 2,244 Colton HCPs by specialty, hospital, group and city, with validated work emails and mobile numbers.

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