Dimitrios Thomas Patrianakos, MD
Ophthalmology Physician · Chicago, IL
Dimitrios Thomas Patrianakos, MD is an ophthalmology physician with a practice address in Chicago, Illinois, and NPI 1578599189, issued on Jun 24, 2006. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.
- Name
- Dimitrios Thomas Patrianakos
- Credential
- MD
- Primary taxonomy
- Ophthalmology Physician 207W00000X
- Practice location
- 5683 N Milwaukee Ave, Chicago, IL 60646
- Phone
- (773) 792-2020
- Enumerated
- Jun 24, 2006
- Record last updated
- Jul 21, 2022
- Fax
- (773) 792-2025
- Entity
- Type 1 · individual
8 nearest ophthalmology physician records → All 898 in Illinois → Look up another NPI →
Also registered at 5683 N Milwaukee Ave
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Sherif DawoodOphthalmology Physician1710265483
Verify Dimitrios Thomas Patrianakos 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
95% fewer Medicare Part D claims than the average ophthalmology physician in 2024
78 Medicare Part D claims for 34 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 56% of claims.
Most prescribed
- Latanoprost22 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.
Dimitrios Thomas Patrianakos among 898 ophthalmology physician records in Illinois
Dimitrios Thomas Patrianakos, MD is one of 898 ophthalmology physician records with a practice address in Illinois. 75% 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 16% of them.
- NPI issued2006 · 16% of these records are older, 44% newer
- In a Medicare fileYes · 75% of these records are
- In the CMS Doctors and Clinicians fileNo · 61% of these records are
- Record last updated2022 · 60% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207W00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Ophthalmology Physician providers in Illinois
There are 898 ophthalmology physician records in Illinois.
All 898 in Illinois → Every provider in Chicago → Ophthalmology Physician nationwide →
The 8 ophthalmology physician records with the nearest ZIP codes
- Nicholas Caro, M.D.Chicago, IL 606461730236589
- Sherif DawoodChicago, IL 606461710265483
- Thomas Patrianakos, D.O.Chicago, IL 606461073530929
- David Greenberg, MDChicago, IL 606451730282187
- Aaron Grossman, M.D.Chicago, IL 606451285740167
- Stephen Hawn, MDChicago, IL 606471285195032
- Arthur Kohn, MDChicago, IL 606451811003791
- Howard Reinglass, MDChicago, IL 606451134155807
Common questions
What is Dimitrios Thomas Patrianakos, MD's NPI number?
Dimitrios Thomas Patrianakos, MD's National Provider Identifier (NPI) is 1578599189, issued on Jun 24, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Dimitrios Thomas Patrianakos, MD located?
The NPPES record lists a practice address at 5683 N Milwaukee Ave, Chicago, IL, 60646. Phone: (773) 792-2020. Providers update this record themselves, so call before visiting.
How can I verify Dimitrios Thomas Patrianakos, MD'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.
How much does Dimitrios Thomas Patrianakos, MD prescribe under Medicare Part D?
In 2024, Dimitrios Thomas Patrianakos, MD had 78 Medicare Part D claims for 34 beneficiaries; the average among ophthalmology physician prescribers was 1,518. 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.