William D. Dwyer, M.D.
Anatomic Pathology & Clinical Pathology Physician · Park Ridge, IL
William D. Dwyer, M.D. is an anatomic pathology & clinical pathology physician with a practice address in Park Ridge, Illinois, and NPI 1013909597, issued on Aug 19, 2005. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- William D. Dwyer
- Credential
- M.D.
- Primary taxonomy
- Anatomic Pathology & Clinical Pathology Physician 207ZP0102X
- Practice location
- 1775 Dempster St, Park Ridge, IL 60068
- Phone
- (847) 723-2210
- Enumerated
- Aug 19, 2005
- Record last updated
- Sep 26, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest anatomic pathology & clinical pathology physician records → All 789 in Illinois → Look up another NPI →
Also registered at 1775 Dempster St
A shared address usually means a shared clinic or building; it does not show who employs whom.
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Verify William D. Dwyer in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Industry payments in 2024: $125.01
1 payment: food and beverage; the largest payer was AstraZeneca Pharmaceuticals LP. The 2,607 providers of this specialty with any payment received $3,565.00 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
William D. Dwyer among 789 anatomic pathology & clinical pathology physician records in Illinois
William D. Dwyer, M.D. is one of 789 anatomic pathology & clinical pathology physician records with a practice address in Illinois. 55% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.
- NPI issued2005 · 0% of these records are older, 85% newer
- In a Medicare fileYes · 55% of these records are
- In the CMS Doctors and Clinicians fileNo · 50% of these records are
- Record last updated2007 · 59% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207ZP0102X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Anatomic Pathology & Clinical Pathology Physician providers in Illinois
There are 789 anatomic pathology & clinical pathology physician records in Illinois.
All 789 in Illinois → Every provider in Park Ridge → Anatomic Pathology & Clinical Pathology Physician nationwide →
The 8 anatomic pathology & clinical pathology physician records with the nearest ZIP codes
- Asya Ali, M.D.Park Ridge, IL 600681386642452
- Imad Almanaseer, M.D.Park Ridge, IL 600681285636621
- Raja Bahu, M.D.Park Ridge, IL 600681336131895
- Andrea Blumstein, M.D.Park Ridge, IL 600681811989387
- Miguel Gonzalez, M.D.Park Ridge, IL 600681639161110
- John Hamilton, M.D.Park Ridge, IL 600681457343931
- Oliver Kim, M.D.Park Ridge, IL 600681699767129
- Gary Kirshenbaum, M.D.Park Ridge, IL 600681962494443
Common questions
What is William D. Dwyer, M.D.'s NPI number?
William D. Dwyer, M.D.'s National Provider Identifier (NPI) is 1013909597, issued on Aug 19, 2005. An NPI identifies a provider in billing; it is not a license.
Where is William D. Dwyer, M.D. located?
The NPPES record lists a practice address at 1775 Dempster St, Park Ridge, IL, 60068. Phone: (847) 723-2210. Providers update this record themselves, so call before visiting.
How can I verify William D. Dwyer, M.D.'s license?
Search the Illinois Department of Financial and Professional Regulation at https://idfpr.illinois.gov/checklicense.html. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.