NPPES file of Aug 9, 2026

Michael Gershberg, M.D.

Family Medicine Physician · Berwyn, IL

Michael Gershberg, M.D. is a family medicine physician with a practice address in Berwyn, Illinois, and NPI 1679576029, issued on May 31, 2005. Check the license (Illinois 036103403, 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
1679576029
Name
Michael Gershberg
Credential
M.D.
Primary taxonomy
Family Medicine Physician 207Q00000X
License number
036103403 IL
Self-reported in NPPES; status is on the state search
Practice location
6840 Windsor Ave, Berwyn, IL 60402
Phone
(708) 484-0042
Enumerated
May 31, 2005
Record last updated
Feb 14, 2011 (not updated in 15 years: call before relying on the address or phone)
Fax
(708) 749-5489
Medicaid ID
036103403 IL
Medicare enrollment
Enrolled (PECOS I20100709000686); accepts Medicare assignment
Medical or professional school
University Of Illinois College Of Med (Chi/Peor/Rock/Chm-Urb), 1998
Telehealth
Offers telehealth (CMS)
Entity
Type 1 · individual
Public record from CMS NPPES (open it on the CMS NPI Registry). Enrollment, assignment, school and telehealth: CMS Doctors and Clinicians file, Aug 2026. A record is not a license: verify it with the state board.
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8 nearest family medicine physician records → All 6,215 in Illinois → Look up another NPI →

Also registered at 6840 Windsor Ave

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

  1. Sheila Berndt, M.D.Family Medicine Physician1134122617
  2. Nejat Destani, M.D.Family Medicine Physician1295738771
  3. Matthew Hsieh, M.D.Family Medicine Physician1174526511
  4. Bradford Wainer, D.O.Family Medicine Physician1023011467
  5. Gary Wainer, D.O.Family Medicine Physician1750384186
  6. Lori Weiss, M.D.Pediatric Adolescent Medicine Physician1053314484

Verify Michael Gershberg 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 036103403    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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76% more Medicare Part D claims than the average family medicine physician in 2024

6,228 Medicare Part D claims for 516 beneficiaries, against an average of 3,544 among the 117,163 providers of this specialty who prescribed in Part D. Brand-name drugs were 17% of claims. 278 claims were for opioids.

  1. Michael Gershberg6,228
  2. Specialty average3,544

Most prescribed

  1. Atorvastatin Calcium394 claims
  2. Losartan Potassium256 claims
  3. Levothyroxine Sodium189 claims
  4. Amlodipine Besylate180 claims
  5. Lisinopril169 claims
  6. Metformin Hcl162 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.

Industry payments in 2024: $250.09

14 payments; by number, the most common kind was food and beverage; the largest payer was Novo Nordisk Inc. The 55,478 providers of this specialty with any payment received $902.55 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Michael Gershberg$250.09
  2. Specialty average$902.55

Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.

Bills Medicare through one group practice

  1. Primary Care Associates LtdBerwyn, IL

Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).

Michael Gershberg among 6,215 family medicine physician records in Illinois

Michael Gershberg, M.D. is one of 6,215 family medicine physician records with a practice address in Illinois. 78% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2005, is newer than 0% of them.

  • NPI issued2005 · 0% of these records are older, 91% newer
  • In a Medicare fileYes · 78% of these records are
  • In the CMS Doctors and Clinicians fileYes · 60% of these records are
  • Graduated1998 · median 2006 among the 3,714 with a school on file
  • Record last updated2011 · 54% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207Q00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

99 family medicine physician records list a practice address in Berwyn

They are 99 of the 1,031 NPPES records with a practice address in Berwyn, and 6,215 family medicine physician records in Illinois.

All 6,215 in Illinois → Every provider in Berwyn → Family Medicine Physician nationwide →

The 8 family medicine physician records with the nearest ZIP codes

  1. Catherine Anichini, MDBerwyn, IL 604021023040904
  2. Blanca Baldoceda, MDBerwyn, IL 604021871533703
  3. Sheila Berndt, M.D.Berwyn, IL 604021134122617
  4. Phillip Boch, D.O.Berwyn, IL 604021699767186
  5. Mrudula Desai, MDBerwyn, IL 604021063470029
  6. Nejat Destani, M.D.Berwyn, IL 604021295738771
  7. Matthew Hsieh, M.D.Berwyn, IL 604021174526511
  8. Elina Hudson, MDBerwyn, IL 604021205883840

Common questions

What is Michael Gershberg, M.D.'s NPI number?

Michael Gershberg, M.D.'s National Provider Identifier (NPI) is 1679576029, issued on May 31, 2005. An NPI identifies a provider in billing; it is not a license.

Where is Michael Gershberg, M.D. located?

The NPPES record lists a practice address at 6840 Windsor Ave, Berwyn, IL, 60402. Phone: (708) 484-0042. Providers update this record themselves, so call before visiting.

How can I verify Michael Gershberg, M.D.'s license?

NPPES lists Illinois license number 036103403, 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 Michael Gershberg, M.D. prescribe under Medicare Part D?

In 2024, Michael Gershberg, M.D. had 6,228 Medicare Part D claims for 516 beneficiaries; the average among family medicine physician prescribers was 3,544. 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.

Written with AI tools from the named public files; every figure is computed from those files (how it is made).

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.