Dr William Keenan, MD - Medicare Diagnostic Radiology in Hoffman Estates, IL

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Dr William Keenan, MD is a medicare enrolled "Radiology - Diagnostic Radiology" physician in Hoffman Estates, Illinois. He went to Loyola University Of Chicago, Stritch School Of Medicine and graduated in 1990 and has 34 years of diverse experience with area of expertise as Diagnostic Radiology. He is a member of the group practice Radiological Consultants Of Woodstock Ltd and his current practice location is 1555 Barrington Rd, Hoffman Estates, Illinois. You can reach out to his office (for appointments etc.) via phone at (847) 843-2000.

Dr William Keenan is licensed to practice in Illinois (license number 036084949) 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 1366547259.

Contact Information

Dr William Keenan, MD
1555 Barrington Rd,
Hoffman Estates, IL 60194-1019
(847) 843-2000
Not Available

Map and Direction




Physician's Profile

Full NameDr William Keenan
GenderMale
SpecialityDiagnostic Radiology
Experience34 Years
Location1555 Barrington Rd, Hoffman Estates, 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:
  • Dr William Keenan attended and graduated from Loyola University Of Chicago, Stritch School Of Medicine in 1990
  NPI Data:
  • NPI Number: 1366547259
  • Provider Enumeration Date: 09/14/2006
  • Last Update Date: 03/14/2012
  Medicare PECOS Information:
  • PECOS PAC ID: 4789658907
  • Enrollment ID: I20100719000669

Medical Identifiers

Medical identifiers for Dr William Keenan such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1366547259NPI-NPPES
05615083OtherILBLUE CROSS PROVIDER ID

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2085B0100XRadiology - Body Imaging 036084949 (Illinois)Secondary
2085N0700XRadiology - Neuroradiology 036084949 (Illinois)Secondary
2085N0904XRadiology - Nuclear Radiology 036084949 (Illinois)Secondary
2085P0229XRadiology - Pediatric Radiology 036084949 (Illinois)Secondary
2085R0202XRadiology - Diagnostic Radiology 036084949 (Illinois)Primary
2085R0204XRadiology - Vascular & Interventional Radiology 036084949 (Illinois)Secondary
2085U0001XRadiology - Diagnostic Ultrasound 036084949 (Illinois)Secondary

Medical Facilities Affiliation

Facility NameLocationFacility Type
St Alexius Medical CenterHoffman estates, ILHospital
Alexian Brothers Medical Center 1Elk grove village, ILHospital

Group Practice Association

Group Practice NameGroup PECOS PAC IDNo. of Members
Radiological Consultants Of Woodstock Ltd105238525910

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 William Keenan allows following entities to bill medicare on his behalf.
Entity NameRadiological Consultants Of Woodstock Ltd
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1962507889
PECOS PAC ID: 1052385259
Enrollment ID: O20040824000253

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 William Keenan 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 William Keenan, MD
Po Box 1690,
Woodstock, IL 60098-1690

Ph: (815) 337-1466		Dr William Keenan, MD
1555 Barrington Rd,
Hoffman Estates, IL 60194-1019

Ph: (847) 843-2000

Reviews and Comments


Radiology Doctors in Hoffman Estates, IL

Dr. Edgar L Koch, M.D.
Radiology
Medicare: Not Enrolled in Medicare
Practice Location: 1555 Barrington Rd, Hoffman Estates, IL 60194
Phone: 847-843-2000    
Dr. John Bochniak, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 1555 Barrington Rd, Hoffman Estates, IL 60194
Phone: 847-843-2000    
Umesh C. Amin, MD
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 1555 Barrington Rd, Hoffman Estates, IL 60194
Phone: 815-337-1466    
Dr. Victoria A Marsik-castillo, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 1555 Barrington Rd, Hoffman Estates, IL 60194
Phone: 847-843-2000    
Dr. Shilpa Mehta, M.D
Radiology
Medicare: Medicare Enrolled
Practice Location: 1555 Barrington Rd, Hoffman Estates, IL 60194
Phone: 847-843-2000    
Dr. Alexander A Harris, M.D.
Radiology
Medicare: Accepting Medicare Assignments
Practice Location: 1555 Barrington Rd, Hoffman Estates, IL 60169
Phone: 847-755-8400    Fax: 847-755-8683

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.