Wojciech Zbigniew Grzeskowiak, MD - Medicare Family Practice in Chicago, IL

Wojciech Zbigniew Grzeskowiak, MD is a medicare enrolled "Family Medicine" physician in Chicago, Illinois. He graduated from medical school in 1980 and has 44 years of diverse experience with area of expertise as Family Practice. His current practice location is 5370 N Milwaukee Ave, Chicago, Illinois. You can reach out to his office (for appointments etc.) via phone at (773) 631-0377.

Wojciech Zbigniew Grzeskowiak is licensed to practice in Illinois (license number ) 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 1972592061.

Contact Information

Wojciech Zbigniew Grzeskowiak, MD
5370 N Milwaukee Ave,
Chicago, IL 60630-1250
(773) 631-0377
(773) 763-8756

Map and Direction




Physician's Profile

Full NameWojciech Zbigniew Grzeskowiak
GenderMale
SpecialityFamily Practice
Experience44 Years
Location5370 N Milwaukee Ave, Chicago, 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:
  • Wojciech Zbigniew Grzeskowiak graduated from medical school in 1980
  NPI Data:
  • NPI Number: 1972592061
  • Provider Enumeration Date: 10/20/2005
  • Last Update Date: 07/08/2007
  Medicare PECOS Information:
  • PECOS PAC ID: 1658559562
  • Enrollment ID: I20110623000698

Medical Identifiers

Medical identifiers for Wojciech Zbigniew Grzeskowiak such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1972592061NPI-NPPES
14DO936532OtherILCUA
31604278OtherILBC/BS

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
207Q00000XFamily Medicine (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. Wojciech Zbigniew Grzeskowiak allows following entities to bill medicare on his behalf.
Entity NameWojciech Grzeskowiak M.d. Ltd
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1558668863
PECOS PAC ID: 3678751583
Enrollment ID: O20110623000677

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. Wojciech Zbigniew Grzeskowiak 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
Wojciech Zbigniew Grzeskowiak, MD
5370 N Milwaukee Ave,
Chicago, IL 60630-1250

Ph: (773) 631-0377
Wojciech Zbigniew Grzeskowiak, MD
5370 N Milwaukee Ave,
Chicago, IL 60630-1250

Ph: (773) 631-0377

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.