Dr Joseph Sik Pak, OD - Medicare Optometrist in Buena Park, CA

Dr Joseph Sik Pak, OD is a medicare enrolled "Optometrist" provider in Buena Park, California. His current practice location is 6850 Lincoln Ave Ste 204, Buena Park, California. You can reach out to his office (for appointments etc.) via phone at (714) 927-5192.

Dr Joseph Sik Pak is licensed to practice in California (license number 34773) 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 1073192100.

Contact Information

Dr Joseph Sik Pak, OD
6850 Lincoln Ave Ste 204,
Buena Park, CA 90620-4180
(714) 927-5192
(253) 252-8801

Map and Direction




Healthcare Provider's Profile

Full NameDr Joseph Sik Pak
GenderMale
SpecialityOptometrist
Location6850 Lincoln Ave Ste 204, Buena Park, California
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1073192100
  • Provider Enumeration Date: 04/06/2021
  • Last Update Date: 11/11/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 6406224021
  • Enrollment ID: I20221201001422

Medical Identifiers

Medical identifiers for Dr Joseph Sik Pak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1073192100NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist OPT34773TLG (California)Secondary
152W00000XOptometrist 34773 (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. Dr Joseph Sik Pak allows following entities to bill medicare on his behalf.
Provider NameRetina Institute Of California Medical Group, A California Medical Par
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1760541569
PECOS PAC ID: 4587760749
Enrollment ID: O20070503000626

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. Dr Joseph Sik Pak 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
Dr Joseph Sik Pak, OD
16162 Singing Hills Dr,
Chino Hills, CA 91709-3363

Ph: (760) 666-0790
Dr Joseph Sik Pak, OD
6850 Lincoln Ave Ste 204,
Buena Park, CA 90620-4180

Ph: (714) 927-5192

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.