NPPES file of Aug 9, 2026

Richard M. Tresley, M.D.

Neurology Physician · Chicago, IL

Richard M. Tresley, M.D. is a neurology physician with a practice address in Chicago, Illinois, and NPI 1447542592, issued on May 9, 2011. Check the license (Illinois 036086265, 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
1447542592
Name
Richard M. Tresley
Credential
M.D.
Primary taxonomy
Neurology Physician 2084N0400X
License number
036086265 IL
Self-reported in NPPES; status is on the state search
Practice location
820 S. Damen, Chicago, IL 60612
Phone
(312) 569-8387
Enumerated
May 9, 2011
Record last updated
Apr 4, 2017 (not updated in 9 years: call before relying on the address or phone)
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 820 S. Damen

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

  1. Donald Butler, MSW,LCSWClinical Social Worker1326146770
  2. Gina Gaston, MSW, PHD, LCSWClinical Social Worker1396206827
  3. Susan Napolillo, LCSWClinical Social Worker1174624936
  4. Nick Papadopoulos, MSWSocial Worker1124128343
  5. Barry Puhr, LCSW, MAClinical Social Worker1801995444

Verify Richard M. 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 036086265
    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

PlainDoctor does not match the HHS-OIG exclusion list to individual records: most entries carry no NPI. Search the OIG exclusion list by name.

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97% fewer Medicare Part D claims than the average neurology physician in 2024

42 Medicare Part D claims, against an average of 1,370 among the 15,005 providers of this specialty who prescribed in Part D.

  1. Richard Tresley42
  2. Specialty average1,370

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.

Richard M. Tresley among 952 neurology physician records in Illinois

Richard M. Tresley, M.D. is one of 952 neurology physician records with a practice address in Illinois. 79% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2011, is newer than 51% of them.

  • NPI issued2011 · 51% of these records are older, 46% newer
  • In a Medicare fileYes · 79% of these records are
  • In the CMS Doctors and Clinicians fileNo · 60% of these records are
  • Record last updated2017 · 42% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2084N0400X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neurology Physician providers in Illinois

There are 952 neurology physician records in Illinois.

The 8 neurology physician records with the nearest ZIP codes

  1. Antoaneta Balabanov, MDChicago, IL 606121770578304
  2. Joshua Baron, MDChicago, IL 606121336112523
  3. Donna Bergen, MDChicago, IL 606121548256357
  4. Michael Carrithers, MDChicago, IL 606121073595427
  5. Cynthia Comella, MDChicago, IL 606121588640940
  6. Jacob Fox, MDChicago, IL 606121841242716
  7. Christopher Goetz, MDChicago, IL 606121124004585
  8. Michael Kelly, MDChicago, IL 606121558329086

Common questions

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

Richard M. Tresley, M.D.'s National Provider Identifier (NPI) is 1447542592, issued on May 9, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Richard M. Tresley, M.D. located?

The NPPES record lists a practice address at 820 S. Damen, Chicago, IL, 60612. Phone: (312) 569-8387. Providers update this record themselves, so call before visiting.

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

NPPES lists Illinois license number 036086265, 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 Richard M. Tresley, M.D. prescribe under Medicare Part D?

In 2024, Richard M. Tresley, M.D. had 42 Medicare Part D claims; the average among neurology physician prescribers was 1,370. 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.