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Dr. William Sierra, MD

Los Angeles, CA

45 Years of Experience

Accepting patients

    Who is Dr. Sierra, Ophthalmologist in Los Angeles, CA?

    Dr. William Sierra, MD is an Ophthalmologist, who primarily practices in Los Angeles, CA with 2 additional practice locations. He has been practicing for over 45 years and is board certified by the American Board of Ophthalmology. Dr. Sierra graduated from Loma Linda University School of Medicine and completed his residency at White Mem Med Ctr, Ophthalmology; L A Co-Usc Med Ctr, Flexible Or Transitional Year. Dr. Sierra is fluent in English and Spanish, and is currently seeing new patients. To book an appointment or to confirm insurance options, please call Dr. Sierra’s office at (323) 909-0041.

    Where did Dr. Sierra go to medical school and complete their residency?

    • Residency: White Mem Med Ctr, Ophthalmology; L A Co-Usc Med Ctr, Flexible Or Transitional Year | USC/LAC-Keck School of Medicine

    • Medical School: Loma Linda University School of Medicine

    Is Dr. Sierra board certified in Ophthalmologist?

    Yes, Dr. William Sierra, MD is board certified by the American Board of Ophthalmology

    What languages does Dr. Sierra speak?

    Dr. Sierra and their clinical team can communicate with patients in the following languages:

    • English

    • Spanish

    Which conditions does Dr. Sierra treat as a Ophthalmologist?

    As a Ophthalmologist, conditions treated by an Dr. William Sierra may include:

    Please contact Dr. Sierra's office for more information or to schedule a consultation.

    Does Dr. Sierra accept my insurance?

    Please contact Dr. Sierra's office to confirm accepted insurance plans.

    Where is Dr. Sierra's office located?

    Dr. William Sierra's Primary Practice

    4754 E Cesar E Chavez Ave

    Los Angeles, CA 90022

    (323) 909-0041

    Get Directions

    Dr. William Sierra's Practice 2

    404 W 9th St

    San Bernardino, CA 92401

    (909) 383-0050

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    Dr. William Sierra's Practice 3

    229 E Beverly Blvd

    Montebello, CA 90640

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    What is Dr. Sierra's NPI number?An National Provider Identifier (NPI) is a unique ID number that identifies doctors and healthcare providers nationwide.

    Dr. Sierra's National Provider Identifier (NPI) number is 1275552796.

    What common questions do patients ask about Dr. Sierra?

    Here are answers to patients Frequently Asked Questions (FAQ’s) about Dr. Sierra

    What is Dr. William Sierra's specialty?

    Dr. Sierra is a Ophthalmologist near Los Angeles, CA. An ophthalmologist possesses the knowledge and professional skills required to deliver comprehensive eye and vision care. These medical doctors are trained to diagnose, monitor, and treat all ocular and visual disorders, whether through medical or surgical interventions. Their expertise encompasses a wide range of issues affecting the eye and its structures, including the eyelids, orbit, and visual pathways. Additionally, ophthalmologists prescribe vision services, such as glasses and contact lenses, to help patients achieve optimal visual health. Contact Dr. Sierra to book an appointment today.

    Is this Dr. William Sierra affiliated with a ranked Castle Connolly Top Hospital?

    No, Sierra is not affiliated with a Castle Connolly Top Hospital. Castle Connolly Top Hospitals are identified through a rigorous peer nomination process, evaluating factors like patient outcomes, quality of care, and expertise. The list recognizes hospitals that excel in 20 or more specific medical procedures, representing the top 25% nationwide. Castle Connolly Top Hospitals

    Where can I learn more about Ophthalmologist?

    Explore Ophthalmologist with insights from trusted medical experts on EverydayHealth.com, where you'll find the most relevant content and helpful condition guides for up-to date information about symptoms, causes, diagnosis, treatment and more. See all our health guides to find trusted information on medical conditions from our experts at Everyday Health.

    Is William Sierra accepting new patients in Los Angeles, CA?

    Yes, Dr. William Sierra is accepting new patients at this time.

    Does Dr. William Sierra offer online booking?

    Please contact Dr. Sierra's office at (323) 909-0041 for information about online booking, telehealth, or to schedule an appointment.

    How can I make an appointment with William Sierra?

    Please contact Dr. Sierra's office at (323) 909-0041 for information regarding telehealth appointment availability or for scheduling assistance.

    Which board certifications does Dr. William Sierra have?

    Dr. William Sierra is certified by the American Board of Ophthalmology.

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