NPPES file of Aug 9, 2026

Joseph Singer, MD

Internal Medicine Physician · Evanston, IL

Joseph Singer, MD is an internal medicine physician with a practice address in Evanston, Illinois, and NPI 1295426690, issued on May 16, 2023. Check the license (Illinois 125.081813, 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
1295426690
Name
Joseph Singer
Credential
MD
Primary taxonomy
Internal Medicine Physician 207R00000X
License number
125.081813 IL
Self-reported in NPPES; status is on the state search
Practice location
2650 Ridge Ave Ste 1304, Evanston, IL 60201
Phone
(773) 702-1150
Enumerated
May 16, 2023
Record last updated
May 16, 2023
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 2650 Ridge Ave Ste 1304

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

  1. Roann Abdeladl, MDFamily Medicine Physician1437087103
  2. Megan AdamsInternal Medicine Physician1245033414
  3. Hanna AhujaStudent in an Organized Health Care Education/Training Program1770479222
  4. Aibek Akmatbekov, MDAnatomic Pathology & Clinical Pathology Physician1235690777
  5. Mir Alishah, DOStudent in an Organized Health Care Education/Training Program1164276648
  6. Sammy AllawStudent in an Organized Health Care Education/Training Program1417766775

Verify Joseph Singer 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 125.081813
    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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98% fewer Medicare Part D claims than the average internal medicine physician in 2024

62 Medicare Part D claims for 31 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Joseph Singer62
  2. Specialty average3,176

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.

Joseph Singer among 7,238 internal medicine physician records in Illinois

Joseph Singer, MD is one of 7,238 internal medicine physician records with a practice address in Illinois. 73% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2023, is newer than 82% of them.

  • NPI issued2023 · 82% of these records are older, 13% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileNo · 50% of these records are
  • Record last updated2023 · 47% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207R00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

178 internal medicine physician records list a practice address in Evanston

They are 178 of the 4,013 NPPES records with a practice address in Evanston, and 7,238 internal medicine physician records in Illinois.

The 8 internal medicine physician records with the nearest ZIP codes

  1. Gary Davis, M.D.Evanston, IL 602011588605745
  2. Bruce Doblin, MDEvanston, IL 602011417903212
  3. Steven Fox, MDEvanston, IL 602011821032210
  4. Richard Gayes, M.D.Evanston, IL 602011942233242
  5. Jeffrey Geohas, M.D.Evanston, IL 602011609846351
  6. Mahalakshmi Halasyamani, M.D.Evanston, IL 602011760441679
  7. Liza Icayan, M.D.Evanston, IL 602011316922529
  8. Shrimant Mishra, MDEvanston, IL 602011376551150

Common questions

What is Joseph Singer, MD's NPI number?

Joseph Singer, MD's National Provider Identifier (NPI) is 1295426690, issued on May 16, 2023. An NPI identifies a provider in billing; it is not a license.

Where is Joseph Singer, MD located?

The NPPES record lists a practice address at 2650 Ridge Ave Ste 1304, Evanston, IL, 60201. Phone: (773) 702-1150. Providers update this record themselves, so call before visiting.

How can I verify Joseph Singer, MD's license?

NPPES lists Illinois license number 125.081813, 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 Joseph Singer, MD prescribe under Medicare Part D?

In 2024, Joseph Singer, MD had 62 Medicare Part D claims for 31 beneficiaries; the average among internal medicine physician prescribers was 3,176. 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.