Barry Yp Fung, MD - Medicare Ophthalmology in Los Altos, CA

Barry Yp Fung, MD is a medicare enrolled "Ophthalmology" physician in Los Altos, California. He graduated from medical school in 1989 and has 35 years of diverse experience with area of expertise as Ophthalmology. His current practice location is 4906 El Camino Real, Ste B, Los Altos, California. You can reach out to his office (for appointments etc.) via phone at (650) 967-7834.

Barry Yp Fung is licensed to practice in California (license number A70770) and he also participates in the medicare program. He accepts medicare assignments (which means he accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and his NPI Number is 1225079205.

Contact Information

Barry Yp Fung, MD
4906 El Camino Real, Ste B,
Los Altos, CA 94022-1449
(650) 967-7834
Not Available

Map and Direction




Physician's Profile

Full NameBarry Yp Fung
GenderMale
SpecialityOphthalmology
Experience35 Years
Location4906 El Camino Real, Los Altos, California
Accepts Medicare AssignmentsYes. He accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Barry Yp Fung graduated from medical school in 1989
  NPI Data:
  • NPI Number: 1225079205
  • Provider Enumeration Date: 06/09/2006
  • Last Update Date: 11/10/2016
  Medicare PECOS Information:
  • PECOS PAC ID: 9931117512
  • Enrollment ID: I20081219000195

Medical Identifiers

Medical identifiers for Barry Yp Fung such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1225079205NPI-NPPES
7180235MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207W00000XOphthalmology A70770 (California)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Regional Medical Center Of San JoseSan jose, CAHospital

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. Barry Yp Fung allows following entities to bill medicare on his behalf.
Entity NameSilicon Valley Eye Institute, A Medical Corporation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1417031832
PECOS PAC ID: 7810059250
Enrollment ID: O20081219000148

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. Barry Yp Fung 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
Barry Yp Fung, MD
2449 S King Rd, Ste 10,
San Jose, CA 95122-1811

Ph: (408) 238-1978
Barry Yp Fung, MD
4906 El Camino Real, Ste B,
Los Altos, CA 94022-1449

Ph: (650) 967-7834

Reviews and Comments


Ophthalmology Doctors in Los Altos, CA

Alejandro Zaffaroni, M.D.
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Medicare: Not Enrolled in Medicare
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Phone: 650-948-9123    Fax: 650-948-0563
David F Chang, M.D.
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Medicare: May Accept Medicare Assignments
Practice Location: 762 Altos Oaks Dr, Los Altos, CA 94024
Phone: 650-948-9123    Fax: 650-948-0563
Dr. Bryan Lee, MD, JD
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Medicare: May Accept Medicare Assignments
Practice Location: 762 Altos Oaks Dr, Ste 1, Los Altos, CA 94024
Phone: 650-948-9123    Fax: 650-948-0563
Dr. Stephanie P Chen, MD
Ophthalmology
Medicare: Accepting Medicare Assignments
Practice Location: 762 Altos Oaks Dr, Los Altos, CA 94024
Phone: 650-948-9123    
Ajita Grewal, M.D.
Ophthalmology
Medicare: May Accept Medicare Assignments
Practice Location: 762 Altos Oaks Dr, Los Altos, CA 94024
Phone: 650-948-9123    Fax: 650-948-0563
Martin Frank Choy, M.D.
Ophthalmology
Medicare: Not Enrolled in Medicare
Practice Location: 81 Cody Ln, Los Altos, CA 94022
Phone: 650-387-7347    

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).

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