Patrick M. Duffy, O.D.
Optometrist · Chicago, IL
Patrick M. Duffy, O.D. is an optometrist with a practice address in Chicago, Illinois, and NPI 1710071535, issued on Oct 3, 2006. Check the license with the Illinois board that licenses this profession; the federal record below is the public data PlainDoctor holds for this provider.
- Name
- Patrick M. Duffy
- Credential
- O.D.
- Primary taxonomy
- Optometrist 152W00000X
- Practice location
- 4930 N Bernard St, Chicago, IL 60625
- Phone
- (773) 539-7686
- Enumerated
- Oct 3, 2006
- Record last updated
- Jul 8, 2007 (not updated in 19 years: call before relying on the address or phone)
- Fax
- (776) 685-1607
- Entity
- Type 1 · individual
8 nearest optometrist records → All 2,697 in Illinois → Look up another NPI →
Verify Patrick M. Duffy 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
Patrick M. Duffy among 2,697 optometrist records in Illinois
Patrick M. Duffy, O.D. is one of 2,697 optometrist records with a practice address in Illinois. 71% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does not. Its NPI, issued in 2006, is newer than 8% of them.
- NPI issued2006 · 8% of these records are older, 63% newer
- In a Medicare fileNo · 71% of these records are
- In the CMS Doctors and Clinicians fileNo · 56% of these records are
- Record last updated2007 · 68% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 152W00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Optometrist providers in Illinois
There are 2,697 optometrist records in Illinois. No Medicare prescribing, quality score, industry payment or hospital affiliation is published for this NPI.
All 2,697 in Illinois → Every provider in Chicago → Optometrist nationwide →
The 8 optometrist records with the nearest ZIP codes
- Jessica Min, O.D.Chicago, IL 606251205240397
- Herri Park, O.D.Chicago, IL 606251366568701
- Carmen RadChicago, IL 606251487140596
- Adriana Risser, ODChicago, IL 606251790392587
- Margaret Tran, ODChicago, IL 606251801566880
- Jason WeubbeChicago, IL 606251467171173
- Gary Campbell, O.D.Chicago, IL 606231124067459
- Deanna Khalil, O.D.Chicago, IL 606231225581192
Common questions
What is Patrick M. Duffy, O.D.'s NPI number?
Patrick M. Duffy, O.D.'s National Provider Identifier (NPI) is 1710071535, issued on Oct 3, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Patrick M. Duffy, O.D. located?
The NPPES record lists a practice address at 4930 N Bernard St, Chicago, IL, 60625. Phone: (773) 539-7686. Providers update this record themselves, so call before visiting.
How can I verify Patrick M. Duffy, O.D.'s license?
Search the Illinois board that licenses this profession; the NPPES record confirms identity 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. 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.