- Medicare Primary Care in Fullerton, CA

is a medicare enrolled primary clinic (Clinic/center - Pain) in Fullerton, California. The current practice location for is 626 W Commonwealth Ave, Fullerton, California. For appointments, you can reach them via phone at (714) 389-7000. The mailing address for is 626 W Commonwealth Ave, Fullerton, California and phone number is (714) 389-7000.

is licensed to practice in * (Not Available) (license number ). The clinic also participates in the medicare program and its NPI number is 1083283741. 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 (714) 389-7000.

Contact Information

626 W Commonwealth Ave
Fullerton
CA 92832-1725
(714) 389-7000
Not Available

Map and Direction


Primary Care Clinic Profile

Full Name
SpecialityClinic/Center
Location626 W Commonwealth Ave, Fullerton, California
Authorized Official Name and PositionJaewoo Pak (CEO)
Authorized Official Contact7143897000
Accepts Medicare InsuranceYes. This clinic participates in medicare program and accept medicare insurance.

Mailing Address and Practice Location

Mailing AddressPractice Location Address

626 W Commonwealth Ave
Fullerton
CA 92832-1725

Ph: (714) 389-7000

626 W Commonwealth Ave
Fullerton
CA 92832-1725

Ph: (714) 389-7000

NPI Details:

NPI Number1083283741
Provider Enumeration Date06/17/2021
Last Update Date12/19/2024

Medicare PECOS Information:

Medicare PECOS PAC ID5890196620
Medicare Enrollment IDO20210630001152

Medical Identifiers

Medical identifiers for such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1083283741NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
261Q00000XClinic/center (* (Not Available))Secondary
261QP3300XClinic/center - Pain (* (Not Available))Primary

Medicare Reassignments

Some practitioners may not bill the customers directly but medicare billing happens through clinics / group practice / hospitals where the provider works. acts as a billing entity for following providers:
Provider NameJaewoo Pak
Provider TypePractitioner - Internal Medicine
Provider IdentifiersNPI Number: 1962567321
PECOS PAC ID: 7214992965
Enrollment ID: I20041122001301

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.