William Davison, MD - Medicare Psychiatry & Neurology in Park Ridge, IL

William Davison, MD is a medicare enrolled "Psychiatry & Neurology - Neurology" physician in Park Ridge, Illinois. His current practice location is 444 N Northwest Hwy, Ste 200, Park Ridge, Illinois. You can reach out to his office (for appointments etc.) via phone at (847) 825-2366.

William Davison is licensed to practice in Illinois (license number 036045740) 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 1982659413.

Contact Information

William Davison, MD
444 N Northwest Hwy, Ste 200,
Park Ridge, IL 60068-3263
(847) 825-2366
(847) 825-2513

Map and Direction




Physician's Profile

Full NameWilliam Davison
GenderMale
SpecialityPsychiatry & Neurology - Neurology
Location444 N Northwest Hwy, Park Ridge, Illinois
Accepts Medicare AssignmentsMedicare enrolled and may accept medicare through third-party reassignment. May prescribe medicare part D drugs.
  NPI Data:
  • NPI Number: 1982659413
  • Provider Enumeration Date: 05/23/2006
  • Last Update Date: 08/27/2009
  Medicare PECOS Information:
  • PECOS PAC ID: 1456248517
  • Enrollment ID: I20050411000442

Medical Identifiers

Medical identifiers for William Davison such as npi, medicare ID, medicare PIN, medicaid, etc.
IdentifierTypeStateIssuer
1982659413NPI-NPPES
130004858OtherILRAILROAD MEDICARE
036045740MedicaidIL
01615936OtherILBLUE SHIELD

Medical Taxonomies and Licenses

TaxonomyTypeLicense (State)Status
2084N0400XPsychiatry & Neurology - Neurology 036045740 (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. William Davison allows following entities to bill medicare on his behalf.
Entity NameNorthwestern Medical Faculty Foundation
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1346235314
PECOS PAC ID: 4587576814
Enrollment ID: O20031105000541
Entity NameSigma Health Pc
Entity TypePart B Supplier - Clinic/group Practice
Entity IdentifiersNPI Number: 1720035843
PECOS PAC ID: 2961305693
Enrollment ID: O20040130000006

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. William Davison 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
William Davison, MD
Po Box 388320,
Chicago, IL 60638-8320

Ph: (773) 767-8283
William Davison, MD
444 N Northwest Hwy, Ste 200,
Park Ridge, IL 60068-3263

Ph: (847) 825-2366

Reviews and Comments


Psychiatry & Neurology Doctors in Park Ridge, IL

David Evan Morrison Iii, M.D.
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Phone: 847-696-1376    
Andrew B Pundy, MD
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Phone: 847-518-8490    Fax: 847-518-8492
Nishant Shah, MD
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Monica M Argumedo, M.D.
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Dr. Warren Louis Kammerer, MD
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Practice Location: 1440 Renaissance Dr, Suite 200, Park Ridge, IL 60068
Phone: 847-296-3442    Fax: 847-296-3543
Dr. Terrence Moy Li, MD
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Practice Location: 1875 Dempster St Ste 625, Park Ridge, IL 60068
Phone: 847-723-4088    
April Michelle Anderson, D.O.
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Medicare: Not Enrolled in Medicare
Practice Location: 2604 Dempster St, Suite 307, Park Ridge, IL 60068
Phone: 847-544-5102    Fax: 847-544-5103

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).

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