Expertise in
6
conditions

Dr. Steven B. Ernst

Family Medicine
Sierra San Antonio Medical Corporation
16465 Sierra Lakes Pkwy Ste 100, 
Fontana, CA 
Expertise in
6
conditions
Sierra San Antonio Medical Corporation
16465 Sierra Lakes Pkwy Ste 100, 
Fontana, CA 

Overview

Steven Ernst is a primary care provider, practicing in Family Medicine in Fontana, California.

Dr. Ernst is highly rated in 6 conditions, according to our data. His clinical expertise encompasses Vertigo, Fainting, Atypical Pneumonia, and Hospital-Acquired Pneumonia.

Specialties

Family Medicine

Licenses

Emergency Medicine in CA

Languages Spoken

English

Gender

Male

Insurance

Accepted insurance can change. Please verify directly with the provider.

Find your insurance
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Accepted insurance plans:

Aetna
  • EPO
  • HMO
  • POS
  • PPO
Alignment Health Plan
  • MEDICARE MAPD
  • MEDICARE SNP
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Anthem BCBS
  • EPO
  • HMO
  • POS
  • PPO
Blue Shield of California
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Cigna
  • EPO
  • HMO
  • PPO
Community Health Group
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Health Care Services Corporation
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
  • PPO
Health Net

Accepted plan types not found. Please verify directly with the provider.

HealthPartners
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Inland Empire Health Plan
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
SCAN Health Plan
  • INSURANCE PLAN
  • MEDICARE MAPD
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 12 Less Insurance Carriers -

Locations

Sierra San Antonio Medical Corporation
16465 Sierra Lakes Pkwy Ste 100, Fontana, CA 92336
Other Locations
San Antonio Regional Hospital
999 San Bernardino Rd, Upland, CA 91786
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Office

1601 Monte Vista Ave Ste 190, 
Claremont, CA 
 (14.6 miles away)
909-865-9977
Languages Spoken:
English, Hindi, Punjabi
See accepted insurances
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Frequently Asked Questions about Dr. Steven B. Ernst

How do I make an appointment with Dr. Steven B. Ernst?

You can book an appointment with Dr. Steven B. Ernst by calling their office at 909-434-1150. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. Steven B. Ernst a top-rated expert for Vertigo?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. Steven B. Ernst is classified as an Advanced expert for Vertigo, meaning they are among the top experts in the country for this condition. This ranking is based on their volume of patients, published research, and peer connections.

What conditions does Dr. Steven B. Ernst specialize in?

While Dr. Steven B. Ernst is a Family Medicine, they have specific expertise in Vertigo, Fainting, and Atypical Pneumonia. MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Family Medicine.

Does Dr. Steven B. Ernst accept my insurance?

Dr. Steven B. Ernst accepts most major insurance plans, including Aetna and Alignment Health Plan. We recommend calling the office directly at 909-434-1150 to verify that your specific plan is currently accepted before your visit.

Areas of Expertise

MediFind evaluates expertise by pulling from factors such as number of articles a doctor has published in medical journals, participation in clinical trials, speaking at industry conferences, prescribing and referral patterns, and strength of connections with other experts in their field.

Learn more about MediFind’s expert tiers

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