William Chao, MD - Medicare Emergency Medicine in Baldwin Park, CA

William Chao, MD is a medicare enrolled "Emergency Medicine" physician in Baldwin Park, California. His current practice location is 1011 Baldwin Park Blvd, Baldwin Park, California. You can reach out to his office (for appointments etc.) via phone at (626) 851-1011.

William Chao is licensed to practice in California (license number G78538) and he also participates in the medicare program. He does not accept medicare assignments directly but he may accept medicare through third-party (refer to Reassignment section below) and may also prescribe medicare part D drugs. His NPI Number is 1841348661.

Contact Information

William Chao, MD
1011 Baldwin Park Blvd,
Baldwin Park, CA 91706-5806
(626) 851-1011
Not Available



Physician's Profile

Full NameWilliam Chao
GenderMale
SpecialityEmergency Medicine
Location1011 Baldwin Park Blvd, Baldwin Park, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1841348661
  • Provider Enumeration Date: 01/08/2007
  • Last Update Date: 11/30/2021
  Medicare PECOS Information:
  • PECOS PAC ID: 7214068618
  • Enrollment ID: I20100629000512

Medical Identifiers

Medical identifiers for William Chao such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1841348661NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207P00000XEmergency Medicine G78538 (California)Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. Medicare reassignment of benefits is a mechanism by which practitioners allow third parties to bill and receive payment for medicare services performed by them. William Chao allows following entities to bill medicare on his behalf.
Entity NameSouthern California Permanente Medical Group
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1770515280
PECOS PAC ID: 6002729175
Enrollment ID: O20031110000678

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Medicare Part D Prescriber Enrollment

Any physician or other eligible professional who prescribes Part D drugs must either enroll in the Medicare program or opt out in order to prescribe drugs to their patients with Part D prescription drug benefit plans. William Chao is enrolled with medicare and thus, if eligible, can prescribe medicare part D drugs to patients with medicare part D benefits.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
William Chao, MD
1011 Baldwin Park Blvd,
Baldwin Park, CA 91706-5806

Ph: (626) 851-1011
William Chao, MD
1011 Baldwin Park Blvd,
Baldwin Park, CA 91706-5806

Ph: (626) 851-1011

News Archive

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Researchers in Japan have improved a potential treatment for a rare genetic disease, decreasing its negative toxic effects by threading it onto a dumb-bell-shaped chain and holding it in place until it reaches its target.

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The work of occupational health physicians (OHPs) is highly rated by organisations, but small and medium sized businesses have little or no access to their support.

BUSM's Carmela Abraham receives 2014 Massachusetts Neuroscience Consortium Award

Carmela Abraham, PhD, professor of biochemistry and pharmacology at Boston University School of Medicine, was one of six recipients of this year's Massachusetts Neuroscience Consortium Award out of nearly 60 applicants. The grant was awarded to her for her work on multiple sclerosis and the role of the life extension protein Klotho in the limited repair of white matter in the disease.

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Emergency Medicine Doctors in Baldwin Park, CA

Julian Reed Woods, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone: 626-851-1011    
Vera Barbette Ramos, DO
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone: 626-851-1011    
Wil Chew, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone: 626-851-1011    
Taek C. Lee, MD
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone: 626-851-1011    
John Y. Chung, MD
Emergency Medicine
Medicare: Medicare Enrolled
Practice Location: 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone: 626-851-1011    
Panchanan Shukla, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone: 626-851-5400    
Dr. David Christopher Kim, M.D.
Emergency Medicine
Medicare: Accepting Medicare Assignments
Practice Location: 1011 Baldwin Park Blvd, Baldwin Park, CA 91706
Phone: 621-851-5828    

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