Patricia Gilleran, DDS
Dentist · Chicago, IL
Patricia Gilleran, DDS is a dentist with a practice address in Chicago, Illinois, and NPI 1871662346, issued on Nov 7, 2006. Check the license with the Illinois board that licenses this profession; the Medicare figures below come from public CMS files.
- Name
- Patricia Gilleran
- Credential
- DDS
- Primary taxonomy
- Dentist 122300000X
- Practice location
- 25 E Washington St, Chicago, IL 60602
- Phone
- (312) 368-8771
- Enumerated
- Nov 7, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Entity
- Type 1 · individual
8 nearest dentist records → All 4,522 in Illinois → Look up another NPI →
Also registered at 25 E Washington St
A shared address usually means a shared clinic or building; it does not show who employs whom.
- David Altman, M.D.Anesthesiology Physician1861661324
- Ida Andarge, LSWClinical Social Worker1548785769
- Hilary Arnow, LPC, LCPCProfessional Counselor1861868283
- Clarence Barnett, D.D.S.Dentist1063810620
- Sanford Barr, D.D.S.General Practice Dentistry1952562787
- Raymond Belmonte, M.D.Anesthesiology Physician1003085564
Verify Patricia Gilleran 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
40% fewer Medicare Part D claims than the average dentist in 2024
52 Medicare Part D claims for 34 beneficiaries, against an average of 86 among the 51,021 providers of this specialty who prescribed in Part D.
Most prescribed
- Amoxicillin39 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.
Industry payments in 2024: $146.06
5 payments; by number, the most common kind was food and beverage; the largest payer was Zimvie Inc. The 31,974 providers of this specialty with any payment received $540.36 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.
Patricia Gilleran among 4,522 dentist records in Illinois
Patricia Gilleran, 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).
1,148 dentist records list a practice address in Chicago
They are 1,148 of the 63,379 NPPES records with a practice address in Chicago, and 4,522 dentist records in Illinois.
All 4,522 in Illinois → Every provider in Chicago → Dentist nationwide →
The 8 dentist records with the nearest ZIP codes
- Nadine Brodala, DDS, MS, DMDChicago, IL 606021417005109
- William Feingold, DDSChicago, IL 606021255484671
- Joan Goldstein, DDSChicago, IL 606021124195185
- Joshua Grumet, D.D.SChicago, IL 606021659443596
- Stephen Hashioka, DDSChicago, IL 606021659409555
- Kenneth Krebs, D.M.D.Chicago, IL 606021629070743
- Harvey Mahler, D.D.S.Chicago, IL 606021841319829
- Michael Matsumoto, DDSChicago, IL 606021548305907
Common questions
What is Patricia Gilleran, DDS's NPI number?
Patricia Gilleran, DDS's National Provider Identifier (NPI) is 1871662346, issued on Nov 7, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Patricia Gilleran, DDS located?
The NPPES record lists a practice address at 25 E Washington St, Chicago, IL, 60602. Phone: (312) 368-8771. Providers update this record themselves, so call before visiting.
How can I verify Patricia Gilleran, DDS's license?
Search the Illinois board that licenses this profession; the NPPES record confirms identity only.
How much does Patricia Gilleran, DDS prescribe under Medicare Part D?
In 2024, Patricia Gilleran, DDS had 52 Medicare Part D claims for 34 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.