Alex R Tan, OD - Medicare Optometrist in Oak Park, IL

Alex R Tan, OD is a medicare enrolled "Optometrist" provider in Oak Park, Illinois. He went to Illinois College Of Optometry At Chicago and graduated in 1999 and has 25 years of diverse experience with area of expertise as Optometry. He is a member of the group practice Illinois College Of Optometry and his current practice location is 603 Madison St, Oak Park, Illinois. You can reach out to his office (for appointments etc.) via phone at (708) 383-2150.

Alex R Tan is licensed to practice in Illinois (license number 046009172) 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 1215921655.

Contact Information

Alex R Tan, OD
603 Madison St,
Oak Park, IL 60302-4437
(708) 383-2150
Not Available

Map and Direction




Healthcare Provider's Profile

Full NameAlex R Tan
GenderMale
SpecialityOptometry
Experience25 Years
Location603 Madison St, Oak Park, Illinois
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:
  • Alex R Tan attended and graduated from Illinois College Of Optometry At Chicago in 1999
  NPI Data:
  • NPI Number: 1215921655
  • Provider Enumeration Date: 08/31/2005
  • Last Update Date: 02/06/2013
  Medicare PECOS Information:
  • PECOS PAC ID: 6103967021
  • Enrollment ID: I20100113000895

Medical Identifiers

Medical identifiers for Alex R Tan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1215921655NPI-NPPES
046009172MedicaidIL

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 046009172 (Illinois)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. Alex R Tan allows following entities to bill medicare on his behalf.
Provider NameIllinois College Of Optometry
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1285612390
PECOS PAC ID: 7416851639
Enrollment ID: O20031120000442
Provider NameA&a Vision Inc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1871867697
PECOS PAC ID: 7517121387
Enrollment ID: O20120606000451

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. Alex R Tan 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
Alex R Tan, OD
603 Madison St,
Oak Park, IL 60302-4437

Ph: (708) 383-2150
Alex R Tan, OD
603 Madison St,
Oak Park, IL 60302-4437

Ph: (708) 383-2150

Reviews and Comments


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Phone: 708-386-1554    Fax: 708-383-4175

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.