Lina Chan, OD - Medicare Optometrist in Walnut Creek, CA

Lina Chan, OD is a medicare enrolled "Optometrist" provider in Walnut Creek, California. She went to University Of California - School Of Optometry and graduated in 1999 and has 25 years of diverse experience with area of expertise as Optometry. She is a member of the group practice Northern California Cornea Associates Inc and her current practice location is 122 La Casa Via, #222, Walnut Creek, California. You can reach out to her office (for appointments etc.) via phone at (925) 947-0888.

Lina Chan is licensed to practice in California (license number OPT11108) and she also participates in the medicare program. She accepts medicare assignments (which means she accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance) and her NPI Number is 1659358042.

Contact Information

Lina Chan, OD
122 La Casa Via, #222,
Walnut Creek, CA 94598-3014
(925) 947-0888
(925) 947-4385

Map and Direction




Healthcare Provider's Profile

Full NameLina Chan
GenderFemale
SpecialityOptometry
Experience25 Years
Location122 La Casa Via, Walnut Creek, California
Accepts Medicare AssignmentsYes. She accepts the Medicare-approved amount; you will not be billed for any more than the Medicare deductible and coinsurance.
  Medical Education and Training:
  • Lina Chan attended and graduated from University Of California - School Of Optometry in 1999
  NPI Data:
  • NPI Number: 1659358042
  • Provider Enumeration Date: 12/27/2005
  • Last Update Date: 01/07/2020
  Medicare PECOS Information:
  • PECOS PAC ID: 4183626484
  • Enrollment ID: I20070214000405

Medical Identifiers

Medical identifiers for Lina Chan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1659358042NPI-NPPES
SD0111080MedicaidCA

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist OPT11108 (California)Primary

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Northern California Cornea Associates Inc98301905117

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. Lina Chan allows following entities to bill medicare on her behalf.
Provider NameNorthern California Cornea Associates Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1992889240
PECOS PAC ID: 9830190511
Enrollment ID: O20070123000535

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. Lina Chan 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
Lina Chan, OD
365 Lennon Ln, Ste 210,
Walnut Creek, CA 94598-5912

Ph: (925) 947-0888
Lina Chan, OD
122 La Casa Via, #222,
Walnut Creek, CA 94598-3014

Ph: (925) 947-0888

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.