Registry data as of Aug 27, 2026

Barry Atlas, M.D.

Internal Medicine Physician · Chicago, IL

Barry Atlas, M.D. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1073513305, issued on Jul 28, 2005. Check the license on the Illinois Department of Financial and Professional Regulation; the Medicare figures below come from public CMS files.

Record from CMS NPPES, loaded Aug 27, 2026 · Medicare files 2023 and 2024 · method · Verify with CMS →

NPPES recordas of Aug 27, 2026
1073513305
Name
Barry Atlas
Credential
M.D.
Primary taxonomy
Internal Medicine Physician 207R00000X
Practice location
6374 N Lincoln Ave, Chicago, IL 60659
Phone
(773) 588-7710
Enumerated
Jul 28, 2005
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 6374 N Lincoln Ave

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

  1. Howard Bartman, M.D.Internal Medicine Physician1871528653
  2. Michael Berger, M.D.Internal Medicine Physician1346392545
  3. Kirsten Charnond, M.D.Pediatric Adolescent Medicine Physician1477566776
  4. Tehilla Dubin, LSWSocial Worker1790642981
  5. Seema Elahi, M.D.Internal Medicine Physician1952326019
  6. Alban Fisher, PHDProfessional Counselor1053834937

Verify Barry Atlas in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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.

99% fewer Medicare Part D claims than the average internal medicine physician in 2024

33 Medicare Part D claims, against an average of 2,785 among the 127,794 providers of this specialty who prescribed in Part D. Brand-name drugs were 0% of claims.

  1. Barry Atlas33
  2. Specialty average2,785

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.

3,291 internal medicine physician records list a Chicago practice address

They are 3,291 of the 63,379 NPPES records with a Chicago practice address, and 8,522 internal medicine physician records in Illinois.

Other internal medicine physician records in Illinois

  1. Peter Abadeer, D.O.Bloomington, IL1760469522
  2. Pamela Abadi, D.O.Winfield, IL1588820179
  3. Motaz Abas, MDPeoria, IL1215510201
  4. Elias Abate, M.D.Chicago, IL1336712199
  5. Maliha Abbas, D.O.Chicago, IL1174963920
  6. Zareena Abbas, MDChicago, IL1427078872
  7. Abu Abbasi, MDChicago, IL1083243877
  8. Ayesha Abbasi, MDChicago, IL1376216705
  9. Khalda Abbasi, MDNaperville, IL1487705240
  10. Misha Abbasi, MDChicago, IL1770111635

Common questions

What is Barry Atlas, M.D.'s NPI number?

Barry Atlas, M.D.'s National Provider Identifier (NPI) is 1073513305, issued on Jul 28, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Barry Atlas, M.D. located?

The NPPES record lists a practice address at 6374 N Lincoln Ave, Chicago, IL, 60659. Phone: (773) 588-7710. Providers update this record themselves, so call before visiting.

How can I verify Barry Atlas, M.D.'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 Barry Atlas, M.D. prescribe under Medicare Part D?

In 2024, Barry Atlas, M.D. had 33 Medicare Part D claims; the average among internal medicine physician prescribers was 2,785. Part D covers Medicare prescriptions only.

Source: CMS National Plan and Provider Enumeration System (NPPES), loaded Aug 27, 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.

Every figure on PlainDoctor is rendered directly from the federal CMS NPPES registry, Medicare Part D, MIPS, and Open Payments records, no number is typed in by an editor. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 27, 2026.