Dr. William C. Sim
Overview
William Sim is a primary care provider, practicing in Internal Medicine in Downey, California. Dr. Sim has been practicing medicine for over 36 years is highly rated in 12 conditions, according to our data. His top areas of expertise are Chronic Cough, High Cholesterol, Type 2 Diabetes (T2D), Glucocorticoid-Remediable Aldosteronism, and Gastrostomy.
Graduate Institution
Residency
Specialties
Licenses
Board Certifications
Hospital Affiliations
Languages Spoken
Gender
Insurance
Accepted insurance can change. Please verify directly with the provider.
Accepted insurance plans:
- EPO
- HMO
- POS
- PPO
- MEDICARE MAPD
- MEDICARE SNP
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- POS
- PPO
- EPO
- HMO
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- EPO
- INSURANCE PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER MEDICARE
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
- PPO
- OTHER MEDICARE
- OTHER MEDICARE PART D
- EPO
- HMO
- PPO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- PPO
- HMO
- POS
Accepted plan types not found. Please verify directly with the provider.
- POS
- PPO
- HMO
- INDEMNITY
- POS
- PPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER MEDICARE
- POS
- PPO
- HMO
- MANAGED MEDICAID PLAN
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MANAGED MEDICAID
- OTHER MEDICAID
- STATE MEDICAID
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER COMMERCIAL
- OTHER MEDICARE
- OTHER MEDICARE PART D
- INSURANCE PLAN
- INSURANCE PLAN
- MEDICARE MAPD
- OTHER COMMERCIAL
- PPO
- INSURANCE PLAN
- MEDICARE MAPD
- HMO
- POS
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- OTHER COMMERCIAL
- OTHER COMMERCIAL
- EPO
- HMO
- POS
- PPO
- MEDICARE DISCOUNT CARD
- MEDICARE PDP
- OTHER MEDICARE
- EPO
- HMO
- INSURANCE PLAN
- MANAGED MEDICAID PLAN
- MEDICARE MAPD
- MEDICARE PDP
- MEDICARE SNP
- MEDICARE-MEDICAID PLAN
- OTHER MEDICARE
- OTHER MEDICARE PART D
Locations
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
- Advanced
- AsthmaDr. Sim isAdvanced. Learn about Asthma.
- Chronic CoughDr. Sim isAdvanced. Learn about Chronic Cough.
- CirrhosisDr. Sim isAdvanced. Learn about Cirrhosis.
- Familial Combined Hyperlipidemia
- Familial HypertensionDr. Sim isAdvanced. Learn about Familial Hypertension.
- Glucocorticoid-Remediable Aldosteronism
- Experienced
- Acute Kidney FailureDr. Sim isExperienced. Learn about Acute Kidney Failure.
- Allergic RhinitisDr. Sim isExperienced. Learn about Allergic Rhinitis.
- AnemiaDr. Sim isExperienced. Learn about Anemia.
- ApoplexyDr. Sim isExperienced. Learn about Apoplexy.
- Arrhythmogenic Right Ventricular Cardiomyopathy
- Aseptic and Alopecic Nodules of Scalp (AANS)