NPPES file of Aug 9, 2026

David J. Tresley, M.D.

Ophthalmology Physician · Chicago, IL

David J. Tresley, M.D. is an ophthalmology physician with a practice address in Chicago, Illinois, and NPI 1508803511, issued on May 31, 2006. Check the license (Illinois 036061128, as entered in NPPES) on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, file of Aug 9, 2026 · Medicare files 2024 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1508803511
Name
David J. Tresley
Credential
M.D.
Primary taxonomy
Ophthalmology Physician 207W00000X
License number
036061128 IL
Self-reported in NPPES; status is on the state search
Practice location
3982 N Milwaukee Ave, Chicago, IL 60641
Phone
(773) 282-2000
Enumerated
May 31, 2006
Record last updated
Oct 16, 2014 (not updated in 12 years: call before relying on the address or phone)
Fax
(773) 282-9428
Medicaid ID
036061128 IL
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). A record is not a license: verify it with the state board.
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Also registered at 3982 N Milwaukee Ave

A shared address usually means a shared clinic or building; it does not show who employs whom.

  1. Harvinder Atluri, M.D.Ophthalmology Physician1306887518
  2. David Greenberg, O.D.Optometrist1093047003
  3. Michael Korey, M.D.Ophthalmology Physician1497792410
  4. Andrew Lewicky, M.D.Ophthalmology Physician1407893449
  5. Osvaldo Lopez, M.D.Ophthalmology Physician1346296415
  6. Francisco Marruenda, M.D.Ophthalmology Physician1992758817

Verify David J. Tresley in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional Regulation
    Search for license 036061128
    Check the board
  3. 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
  4. 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
  5. 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
Open the Illinois license search

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87% fewer Medicare Part D claims than the average ophthalmology physician in 2024

193 Medicare Part D claims for 45 beneficiaries, against an average of 1,518 among the 16,459 providers of this specialty who prescribed in Part D. Brand-name drugs were 42% of claims.

  1. David Tresley193
  2. Specialty average1,518

Most prescribed

  1. Latanoprost116 claims
  2. Brimonidine Tartrate20 claims
  3. Timolol Maleate17 claims
  4. Dorzolamide-Timolol13 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.

David J. Tresley among 898 ophthalmology physician records in Illinois

David J. Tresley, M.D. 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 updated2014 · 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.

The 8 ophthalmology physician records with the nearest ZIP codes

  1. Harvinder Atluri, M.D.Chicago, IL 606411306887518
  2. Michael Korey, M.D.Chicago, IL 606411497792410
  3. Andrew Lewicky, M.D.Chicago, IL 606411407893449
  4. Osvaldo Lopez, M.D.Chicago, IL 606411346296415
  5. Francisco Marruenda, M.D.Chicago, IL 606411992758817
  6. Robert Weiss, M.D.Chicago, IL 606411184661159
  7. Monique Anawis, MDChicago, IL 606401396794079
  8. Marcel Frenkel, M.D.Chicago, IL 606401376635367

Common questions

What is David J. Tresley, M.D.'s NPI number?

David J. Tresley, M.D.'s National Provider Identifier (NPI) is 1508803511, issued on May 31, 2006. An NPI identifies a provider in billing; it is not a license.

Where is David J. Tresley, M.D. located?

The NPPES record lists a practice address at 3982 N Milwaukee Ave, Chicago, IL, 60641. Phone: (773) 282-2000. Providers update this record themselves, so call before visiting.

How can I verify David J. Tresley, M.D.'s license?

NPPES lists Illinois license number 036061128, as entered by the provider. 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 David J. Tresley, M.D. prescribe under Medicare Part D?

In 2024, David J. Tresley, M.D. had 193 Medicare Part D claims for 45 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.