Expertise in
12
conditions

Dr. William C. Sim

Internal Medicine
11480 Brookshire Ave, 
Downey, CA 
Offers Telehealth
Expertise in
12
conditions
11480 Brookshire Ave, 
Downey, CA 

Overview

William Sim is a primary care provider, practicing in Internal Medicine in Downey, California.

Dr. Sim is highly rated in 12 conditions, according to our data. His clinical expertise encompasses Chronic Cough, High Cholesterol, Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, and Gastrostomy.

Dr. Sim is board certified in American Board Of Internal Medicine.

Graduate Institution

Stanford University School Of Medicine , Medical Education , 1986 - 1990

Specialties

Internal Medicine

Licenses

Internal Medicine in CA

Board Certifications

American Board Of Internal Medicine

Hospital Affiliations

Memorialcare Long Beach Medical Center
Pih Health Downey Hospital
Pih Health Hospital-Whittier

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 Cross Blue Shield
  • 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
Cambia Health Solutions
  • EPO
  • INSURANCE PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • PPO
Capital Blue Cross
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • OTHER MEDICARE PART D
  • PPO
CareFirst
  • HMO
  • POS
  • PPO
Change Healthcare
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
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 First
  • HMO
  • POS
Health Net

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

HealthPartners
  • POS
  • PPO
Humana
  • HMO
  • INDEMNITY
  • POS
  • PPO
Kaiser Permanente
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER MEDICARE
  • POS
  • PPO
LA Care
  • HMO
  • MANAGED MEDICAID PLAN
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
Managed Medicaid
  • OTHER MANAGED MEDICAID
Medicaid
  • OTHER MEDICAID
  • STATE MEDICAID
Meridian Choice
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER COMMERCIAL
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
Nippon Life
  • INSURANCE PLAN
Premera Blue Cross
  • INSURANCE PLAN
  • MEDICARE MAPD
  • OTHER COMMERCIAL
  • PPO
SCAN Health Plan
  • INSURANCE PLAN
  • MEDICARE MAPD
SelectHealth
  • HMO
  • POS
Spectrum Priority Health
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • OTHER COMMERCIAL
TeamCare
  • OTHER COMMERCIAL
UnitedHealthcare
  • EPO
  • HMO
  • POS
  • PPO
Walgreens
  • MEDICARE DISCOUNT CARD
  • MEDICARE PDP
  • OTHER MEDICARE
Wellcare
  • EPO
  • HMO
  • INSURANCE PLAN
  • MANAGED MEDICAID PLAN
  • MEDICARE MAPD
  • MEDICARE PDP
  • MEDICARE SNP
  • MEDICARE-MEDICAID PLAN
  • OTHER MEDICARE
  • OTHER MEDICARE PART D
View 25 Less Insurance Carriers -

Locations

Frishcher Medical Group
11480 Brookshire Ave, Downey, CA 90241
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Frequently Asked Questions about Dr. William C. Sim

How do I make an appointment with Dr. William C. Sim?

You can book an appointment with Dr. William C. Sim by calling their office at 562-806-0874. MediFind provides direct contact information so you can schedule visits, second opinions, or consultations without navigating third-party calendars.

Is Dr. William C. Sim a top-rated expert for Chronic Cough?

MediFind is an objective health platform that identifies experts based on real-world data. Dr. William C. Sim is classified as an Advanced expert for Chronic Cough, 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. William C. Sim specialize in?

While Dr. William C. Sim is a Internal Medicine, they have specific expertise in Chronic Cough, High Cholesterol, and Type 2 Diabetes (T2D). MediFind analyzes a doctor's articles and referral patterns to identify their specific areas of focus within Internal Medicine.

Does Dr. William C. Sim accept my insurance?

Dr. William C. Sim accepts most major insurance plans, including Aetna and Alignment Health Plan. We recommend calling the office directly at 562-806-0874 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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