William Dennis Hancock, DDS
Dentist · Bloomingdale, IL
William Dennis Hancock, DDS is a dentist with a practice address in Bloomingdale, Illinois, and NPI 1871607804, issued on Aug 18, 2006. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- William Dennis Hancock
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- Practice location
- 109 Fairfield Way, Bloomingdale, IL 60108
- Phone
- (630) 351-6699
- Enumerated
- Aug 18, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (630) 351-0083
- Medicaid ID
- 102217 IL
- Entity
- Type 1 · individual
8 nearest dentist records → All 4,522 in Illinois → Look up another NPI →
Also registered at 109 Fairfield Way
A shared address usually means a shared clinic or building; it does not show who employs whom.
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- Jacqueline Thompson-Fernandez, DDSGeneral Practice Dentistry1093875171
Verify William Dennis Hancock in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersWhich Illinois board licenses this professionCheck the board
- 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
44% fewer Medicare Part D claims than the average dentist in 2024
48 Medicare Part D claims for 29 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin18 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
William Dennis Hancock among 4,522 dentist records in Illinois
William Dennis Hancock, DDS is one of 4,522 dentist records with a practice address in Illinois. 64% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 2% of them.
- NPI issued2006 · 2% of these records are older, 81% newer
- In a Medicare fileYes · 64% of these records are
- In the CMS Doctors and Clinicians fileNo · under 1% of these records are
- Record last updated2007 · 74% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 122300000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
23 dentist records list a practice address in Bloomingdale
They are 23 of the 638 NPPES records with a practice address in Bloomingdale, and 4,522 dentist records in Illinois.
All 4,522 in Illinois → Every provider in Bloomingdale → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Gilbert Abadilla, DDSBloomingdale, IL 601081710003686
- Nida Akhter, DDSBloomingdale, IL 601081508272048
- Abigail Brier, D.M.DBloomingdale, IL 601081710392014
- Margaret Czajewski, D.D.S.Bloomingdale, IL 601081588972228
- Sharon Levato, DDSBloomingdale, IL 601081932225877
- Claudio Levato, DDSBloomingdale, IL 601081285750141
- Bill Ludemann, DDSBloomingdale, IL 601081164577847
- Christopher Matesi, D.D.SBloomingdale, IL 601081093078735
Common questions
What is William Dennis Hancock, DDS's NPI number?
William Dennis Hancock, DDS's National Provider Identifier (NPI) is 1871607804, issued on Aug 18, 2006. An NPI identifies a provider in billing; it is not a license.
Where is William Dennis Hancock, DDS located?
The NPPES record lists a practice address at 109 Fairfield Way, Bloomingdale, IL, 60108. Phone: (630) 351-6699. Providers update this record themselves, so call before visiting.
How can I verify William Dennis Hancock, DDS's license?
Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does William Dennis Hancock, DDS prescribe under Medicare Part D?
In 2024, William Dennis Hancock, DDS had 48 Medicare Part D claims for 29 beneficiaries; the average among dentist prescribers was 86. Part D covers Medicare prescriptions only.
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.