Dr Thomas Michael Obrien, OD - Medicare Optometrist in Chicago Ridge, IL

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Dr Thomas Michael Obrien, OD is a medicare enrolled "Optometrist" provider in Chicago Ridge, Illinois. His current practice location is 5706 111th St, Chicago Ridge, Illinois. You can reach out to his office (for appointments etc.) via phone at (708) 636-5115.

Dr Thomas Michael Obrien is licensed to practice in Illinois (license number 046-007561) 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 1598771537.

Contact Information

Dr Thomas Michael Obrien, OD
5706 111th St,
Chicago Ridge, IL 60415-2407
(708) 636-5115
(708) 636-5162

Map and Direction




Healthcare Provider's Profile

Full NameDr Thomas Michael Obrien
GenderMale
SpecialityOptometrist
Location5706 111th St, Chicago Ridge, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1598771537
  • Provider Enumeration Date: 07/31/2006
  • Last Update Date: 09/27/2010
  Medicare PECOS Information:
  • PECOS PAC ID: 3678604485
  • Enrollment ID: I20100623000194

Medical Identifiers

Medical identifiers for Dr Thomas Michael Obrien such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1598771537NPI-NPPES

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
152W00000XOptometrist 046-007561 (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. Dr Thomas Michael Obrien allows following entities to bill medicare on his behalf.
Provider NameCarr Eye Professionals Pc
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1396866323
PECOS PAC ID: 4981591963
Enrollment ID: O20040303000889
Provider NameGervais - Floyd Ltd
Provider TypePart B Supplier - Clinic/group Practice
Provider IdentifiersNPI Number: 1154441756
PECOS PAC ID: 7911147814
Enrollment ID: O20130716000845

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 Thomas Michael Obrien 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 Thomas Michael Obrien, OD
5706 111th St,
Chicago Ridge, IL 60415-2407

Ph: (708) 636-5115		Dr Thomas Michael Obrien, OD
5706 111th St,
Chicago Ridge, IL 60415-2407

Ph: (708) 636-5115

Reviews and Comments


Optometrist in Chicago Ridge, IL

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Birva K Shah, O.D.
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Karynn Allen, O.D.
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Phone: 708-423-0033    
Dr. Kathleen D Sblendorio, O.D.
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Practice Location: 9900 S. Ridgeland Avenue, Chicago Ridge, IL 60415
Phone: 708-422-8955    

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.