Summary

Dr. William Sim specializes in internal medicine, focusing on comprehensive care for adult patients. He earned his medical degree from the Keck School of Medicine at the University of Southern California and completed his residency training at LAC USC Medical Center. With 14 years of experience in internal medicine, Dr. Sim brings extensive knowledge to diagnosing and treating a wide range of health conditions affecting adults.

Dr. Sim practices in Cerritos, California, and is affiliated with Kaiser Permanente South Bay Medical Center in Harbor City. His clinical expertise includes managing diabetes, particularly Type 2 diabetes in both adults and younger patients. He regularly performs comprehensive metabolic panels and complete blood counts to monitor patient health, and specializes in diabetic nephropathy screening to help prevent kidney complications from diabetes.

Overview based on verified provider data

Quick Facts

  • 14 years of experience
  • 35 insurance plans accepted
  • Lac Usc Medical Center
  • 1 specialty
  • 7 areas of expertise
  • 1 board certification
  • 2 office locations
  • Male

Office Locations

Dr. William Peter Sim has 2 locations

Dr. William Peter Sim

10820 183rd StCerritos, CA 90703

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Internal MedicineInternal MedicineInternal MedicineInternal Medicine
Accepts New Patients Accepts New Patients
3.8 
14 Years of Experience 25 Years of Experience 29 Years of Experience
No Virtual Visit Option No Virtual Visit Option Virtual Visit Available Virtual Visit Available
Speaks English Speaks English Speaks English, Spanish
Cerritos , CACosta Mesa , CALyons , COScottsdale , AZ
Med School: Keck School Of Medicine Of The University Of Southern California Med School: Duke University School Of Medicine Med School: Univ Iberoamericana Unibe Santo Domingo
Current Profile
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Insurance Plans Accepted by Dr. William Peter Sim

  • Accepts Medicaid
  • Aetna
  • AlphaCare
  • AltaMed Senior BuenaCare (PACE)
  • AltaMed Senior BuenaCare (PACE) - IPA
  • Anthem Blue Cross
  • Blue Cross Blue Shield of Texas
  • BLUE CROSS of CALIFORNIA
  • BLUE CROSS of CALIFORNIA - HMO
  • Blue Shield of California
  • Blue Shield of California - HMO
  • CalOptima
  • CalOptima - Medicaid (Managed)
  • Cigna
  • Contra Costa Health Plan
  • Health Net
  • Health Net - HMO
  • Humana
  • Kaiser Permanente
  • Kaiser Permanente - DHMO
  • Kaiser Permanente - HMO
  • Kaiser Permanente - Medicaid (Managed)
  • L.A. Care Health Plan
  • L.A. Care Health Plan - HMO
  • L.A. Care Health Plan - Medicaid
  • L.A. Care Health Plan - Medicaid (Managed)
  • Medicare
  • Medicare - Medicaid
  • Medicare - Medicare
  • Molina Healthcare
  • Molina Healthcare - Medicaid
  • Molina Healthcare - Medicaid (Managed)
  • Optum Health
  • SCAN Health Plan
  • UnitedHealthcare
  • UnitedHealthcare - HMO

Medical Specialties

Dr. William Peter Sim has the following specialty

Specialty Expertise

Dr. William Peter Sim has the following 7 areas of expertise

  • Check-up
  • Heartburn
  • Immunization
  • Physical
  • Vaccination
  • Weight Loss
  • Weight Loss (non-surgical)

Certifications, License, & Education

14 Years Experience

Dr. William Peter Sim holds an active medical license in the state of California.

Medical License

Medical Doctor with an active medical license in the state of California that expires in 2027.

Education & Training

Residency

Completed their residency at Lac Usc Medical Center.

Medical School

Graduated from Keck School Of Medicine Of The University Of Southern California in 2012.

NPI Number

Dr. Sim's NPI number is 1902166531.

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Frequently Asked Questions

How can I make an appointment with Dr. William Sim?
You can find contact information for Dr. William Sim here on Vitals.
Is Dr. William Sim accepting new patients?
Dr. William Sim has not indicated that they accept new patients. Contact their office through their Vitals profile to check for availability.
Does Dr. William Sim accept virtual/telehealth appointments?
Dr. William Sim has not indicated that they accept virtual/teleheatlh appointments. Contact their office through their Vitals profile to check for availability.
Does Dr. William Sim accept my insurance?
You can see the insurance plans that Dr. William Sim accepts on their Vitals profile.
Where is Dr. William Sim's office located?
Dr. William Sim's office is located at 10820 183rd St, Cerritos, CA, 90703.

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