Derek Jen Kon Louie, BS, MS, OD - Medicare Optometrist in Portland, OR

Derek Jen Kon Louie, BS, MS, OD is a medicare enrolled "Optometrist" provider in Portland, Oregon. He went to Southern California College Of Optometry and graduated in 2005 and has 19 years of diverse experience with area of expertise as Optometry. He is a member of the group practice Oregon Health And Sciences University/university Medical Group and his current practice location is 3375 Sw Terwilliger Blvd, Portland, Oregon. You can reach out to his office (for appointments etc.) via phone at (503) 494-3000.

Derek Jen Kon Louie is licensed to practice in Oregon (license number 3196ATI) 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 1235281379.

Contact Information

Derek Jen Kon Louie, BS, MS, OD
3375 Sw Terwilliger Blvd,
Portland, OR 97239
(503) 494-3000
(503) 494-3909

Map and Direction




Healthcare Provider's Profile

Full NameDerek Jen Kon Louie
GenderMale
SpecialityOptometry
Experience19 Years
Location3375 Sw Terwilliger Blvd, Portland, Oregon
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:
  • Derek Jen Kon Louie attended and graduated from Southern California College Of Optometry in 2005
  NPI Data:
  • NPI Number: 1235281379
  • Provider Enumeration Date: 01/17/2007
  • Last Update Date: 02/24/2022
  Medicare PECOS Information:
  • PECOS PAC ID: 9638104276
  • Enrollment ID: I20070507000278

Medical Identifiers

Medical identifiers for Derek Jen Kon Louie such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1235281379NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 3196ATI (Oregon)Primary

Medical Facilities Affiliation

Facility NameLocationFacility Type
Ohsu Hospital And ClinicsPortland, ORHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Oregon Health And Sciences University/university Medical Group48807601071479

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. Derek Jen Kon Louie allows following entities to bill medicare on his behalf.
Provider NameUniversity Professional Services
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1376709535
PECOS PAC ID: 4880760107
Enrollment ID: O20080910000013

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. Derek Jen Kon Louie 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
Derek Jen Kon Louie, BS, MS, OD
3303 S Bond Ave,
Portland, OR 97239-4501

Ph: (503) 494-3000
Derek Jen Kon Louie, BS, MS, OD
3375 Sw Terwilliger Blvd,
Portland, OR 97239

Ph: (503) 494-3000

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.