Independent US Healthcare Provider Directory & Public Medical Database Patient Guides

Healthcare Providers & Facilities in Rialto, CA

Public healthcare directory of 1,054 individual practitioners and 267 healthcare facilities located in Rialto, California.

1,054 Practitioners
267 Facilities
98 Specialties

Medical Specialties in Rialto

Select a specialty to view practitioner listings, practice locations, and qualifications.

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All Specialties in Rialto

Specialties with enough public records for a comparison with U.S. figures, besides those named above, plus the 60 largest of 91 more with at least one listed practitioner. Number of practitioners in brackets.

Chiropractic Providers

Dietary & Nutritional Service Providers

Emergency Medical Service Providers

Eye and Vision Services Providers

Physician Assistants & Advanced Practice Nursing Providers

Speech, Language and Hearing Service Providers

Featured Healthcare Providers in Rialto

Practitioner profiles in Rialto, CA with recent CMS Medicare or Open Payments data.

Dr. David Roecker , DDS

Dentist - General Practice

224 N Riverside Ave, Rialto, CA
Phone: 9098751363
NPI 1942392642

Dr. Sandy Ibrahim , DMD, MS

Dentist

1727 N Riverside Ave, Rialto, CA
Phone: 9099612068
NPI 1407372550

Ahmed Saad

Dentist

1315 Renaissance Pkwy # 870, Rialto, CA
Phone: 9094341000
NPI 1811340573

Monica Fernandez , RN

Nurse Practitioner - Family

436 S Riverside Ave, Rialto, CA
Phone: 9098778868
NPI 1982360459

Megan Meharry , RPH

Pharmacist

1280 W Foothill Blvd, Rialto, CA
Phone: 0987903059
NPI 1437889110

Dr. Min Jeong Cho , DDS

Dentist - General Practice

2019 N Riverside Ave # C, Rialto, CA
Phone: 9098772000
NPI 1508319153

Largest Cities in California

Other California cities with a full directory, by the number of active practitioners listed in NPPES.

How Rialto compares with the U.S.

Compared with the U.S. as a whole, Rialto has fewer Physical Therapists (15% of the U.S. rate), clinicians in Internal Medicine (26%) and clinicians in Nurse Practitioner - Family (27%) per 100,000 residents.

Rialto has 1,012 active clinicians per 100,000 residents, compared with 2,198 for the U.S.

What these numbers mean

Clinicians per 100,000 residents compares places of different sizes. We count active clinicians who list a practice address in the area in the federal NPI registry (NPPES) and divide by the number of people who live there, according to the U.S. Census Bureau. The U.S. rate is the same calculation for the whole country.

A higher number does not mean it is easier to get an appointment, that wait times are shorter, or that care is better. It also does not show how many clinicians are accepting new patients or which insurance plans they take. A lower number does not by itself mean there is a shortage.

City counts use the city name in each clinician's practice address. That postal city can cover a larger or smaller area than the city limits the Census Bureau uses for population, and many clinicians list only one address even if they work in several places.

82% of clinicians in Rialto listed in the CMS Medicare file (58 of 71) accept Medicare assignment. That is lower than the California share of 91%.

Only 71 of 1,054 active clinicians in Rialto appear in the CMS Medicare file, so this share describes that smaller group.

What is Medicare assignment?

A clinician who accepts Medicare assignment agrees to take the Medicare-approved amount as full payment for services that Original Medicare covers. You usually still pay your deductible and coinsurance. This comes from the CMS Doctors and Clinicians file and applies to Original Medicare only. Medicare Advantage plans have their own provider networks. It does not show whether a clinician is taking new patients.

Some clinicians are listed as "may accept assignment," which means they can decide case by case. Clinicians without an assignment flag, or who are not in the CMS file, are not counted as accepting assignment. That does not mean they refuse Medicare. Ask the office before your visit.

20% of clinicians in Rialto listed in the CMS Medicare file (14 of 71) have a CMS telehealth indicator, meaning their recent Medicare claims include telehealth services. That is lower than the California share of 28%.

About the telehealth indicator

The telehealth indicator comes from CMS. It marks clinicians whose recent paid Medicare claims include services delivered by telehealth. It means a clinician has provided some services by telehealth, not that every visit can be done online. A clinician without the indicator may still offer telehealth, for example to patients who are not on Medicare. Ask the office which visits can be done by video or phone.

These figures summarize public federal data. They do not measure quality of care, appointment availability, or whether a clinician accepts your insurance or new patients. Registry addresses can be out of date. Please confirm details directly with the office and your plan. This information is not medical advice.

Prepared by T-MedInfo from NPPES, CMS and U.S. Census Bureau data. Questions or corrections: support@true-medinfo.com ยท Methodology

Sources: Clinician counts and practice addresses: NPPES NPI Registry, Centers for Medicare & Medicaid Services (CMS), data as of August 2026. Medicare assignment and telehealth indicators: CMS Doctors and Clinicians National Downloadable File. Population: U.S. Census Bureau, American Community Survey 2020-2024 5-Year Estimates, Table B01003 (Total Population).

Rialto CMS Healthcare & Financial Disclosures

CMS Part D Prescribers (2024), Open Payments (program year 2025), Medicare (PECOS) enrollment and Part B (2024) data for Rialto, CA

Source: CMS public datasets

Healthcare operations in Rialto, CA encompass 1,054 active individual practitioners and 267 registered medical facilities across 98 clinical specialties.

According to CMS Medicare Part D analytics for 2024, prescription drug volume in Rialto accounts for $9.9 Million across 115,372 prescription claims. 169 local practitioners have a Medicare (PECOS) enrollment record. Open Payments data for program year 2025 list $0.1 Million in payments reported by companies to 68 local practitioners; a reported payment does not necessarily mean the financial relationship is improper.

Medicare Part D Prescriptions (2024) $9.9M 115,372 Prescription Claims Source: data.cms.gov
Open Payments Sunshine Act (2025) $0.1M 68 Recipients Disclosed A reported payment does not necessarily mean the financial relationship is improper. Source: openpaymentsdata.cms.gov
Medicare (PECOS) Enrollment 169 Enrolled Medicare Practitioners Source: data.cms.gov
Medicare Part B Allowed Volume (2024) $2.6M 34,240 Services Performed Source: data.cms.gov

CMS PECOS: Eligible to Order or Refer for Medicare in Rialto

Part B Lab & Imaging Eligible: 129
Durable Medical Equipment (DME): 134
Home Health Agency (HHA): 90
Source: CMS Order and Referring