William Chen M.d. Inc. - Medicare Primary Care in Irvine, CA

William Chen M.d. Inc. is a medicare enrolled primary clinic (Ophthalmology) in Irvine, California. The current practice location for William Chen M.d. Inc. is 18 Endeavor Ste 305, Irvine, California. For appointments, you can reach them via phone at (949) 585-5188. The mailing address for William Chen M.d. Inc. is 18 Endeavor Ste 305, Irvine, California and phone number is (949) 585-5188.

William Chen M.d. Inc. is licensed to practice in California (license number G 34389). The clinic also participates in the medicare program and its NPI number is 1619141629. This medical practice accepts medicare insurance (which means this clinic accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance). However, please confirm if they accept your insurance at (949) 585-5188.

Contact Information

William Chen M.d. Inc.
18 Endeavor Ste 305
Irvine
CA 92618-3177
(949) 585-5188
(949) 288-0252

Map and Direction


Primary Care Clinic Profile

Full NameWilliam Chen M.d. Inc.
SpecialityOphthalmology
Location18 Endeavor Ste 305, Irvine, California
Authorized Official Name and PositionWilliam Chen (PRESIDENT)
Authorized Official Contact5624260603
Accepts Medicare InsuranceYes. This clinic participates in medicare program and accept medicare insurance.

Mailing Address and Practice Location

Mailing AddressPractice Location Address
William Chen M.d. Inc.
18 Endeavor Ste 305
Irvine
CA 92618-3177

Ph: (949) 585-5188
William Chen M.d. Inc.
18 Endeavor Ste 305
Irvine
CA 92618-3177

Ph: (949) 585-5188

NPI Details:

NPI Number1619141629
Provider Enumeration Date04/22/2008
Last Update Date01/24/2022

Medicare PECOS Information:

Medicare PECOS PAC ID8325126972
Medicare Enrollment IDO20080422000683

Medical Identifiers

Medical identifiers for William Chen M.d. Inc. such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1619141629NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
261Q00000XClinic/center (* (Not Available))Secondary
207W00000XOphthalmology G 34389 (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. William Chen M.d. Inc. acts as a billing entity for following providers:
Provider NameWilliam P Chen
Provider TypePractitioner - Ophthalmology
Provider IdentifiersNPI Number: 1558420661
PECOS PAC ID: 2163500711
Enrollment ID: I20080422000674

Reviews and Comments


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Medicare Program: Medicare is a federal government program which provides health insurance to people who are 65 or older. This program also covers certain younger people with disabilities (who receive Social Security Disability Insurance - SSDI), and people with End-Stage Renal Disease (permanent kidney failure requiring dialysis or a transplant, sometimes called ESRD.

Medicare Assignment: Assignment means that your doctor, provider, or supplier agrees (or is required by law) to accept the Medicare-approved amount as full payment for covered services. Most doctors, providers, and suppliers accept assignment, but you should always check to make sure. Participating providers have signed an agreement to accept assignment for all Medicare-covered services.

NPI Number: The National Provider Identifier (NPI) is a unique identification number for covered health care providers. The NPI must be used in lieu of legacy provider identifiers in the HIPAA standards transactions. Covered health care providers and all health plans and health care clearinghouses must use the NPIs in the administrative and financial transactions adopted under HIPAA (Health Insurance Portability and Accountability Act).

Our Data: Information on www.medicarelist.com is built using data sources published by Centers for Medicare & Medicaid Services (CMS) under Freedom of Information Act (FOIA). The information disclosed on the NPI Registry are FOIA-disclosable and are required to be disclosed under the FOIA and the eFOIA amendments to the FOIA. There is no way to 'opt out' or 'suppress' the NPPES record data for health care providers with active NPIs.