NPPES file of Aug 9, 2026

Beth M. Marshall-Bergman, D.O.

Internal Medicine Physician · Chicago, IL

Beth M. Marshall-Bergman, D.O. is an internal medicine physician with a practice address in Chicago, Illinois, and NPI 1962791657, issued on Apr 4, 2011. Check the license (Illinois 036.135673, 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
1962791657
Name
Beth M. Marshall-Bergman
Credential
D.O.
Primary taxonomy
Internal Medicine Physician 207R00000X
License numbers
036.135673 IL
2877 AL
91988 GA
C0750 KY
EMC0001956 MI
and 3 more
Self-reported in NPPES; status is on the state search
Practice location
125 S Wacker Dr Ste 300, Chicago, IL 60606
Phone
(617) 505-1520
Enumerated
Apr 4, 2011
Record last updated
Jun 24, 2026
Fax
(617) 928-8401
Medicare enrollment
Enrolled (PECOS I20141027000934); may accept Medicare assignment
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 internal medicine physician records → All 7,238 in Illinois → Look up another NPI →

Also registered at 125 S Wacker Dr Ste 300

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

  1. Delliah Adesanya, LCSWClinical Social Worker1255824116
  2. Robert Ander, MDFamily Medicine Physician1588051122
  3. Lisa Bellanfonte, MDInternal Medicine Physician1275625113
  4. Bianca CardenasSocial Worker1740155100
  5. Lauren Daniels, LPCCounselor1336841600
  6. Peter Georginis, MDInternal Medicine Physician1629426366

Verify Beth M. Marshall-Bergman 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 036.135673    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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96% fewer Medicare Part D claims than the average internal medicine physician in 2024

112 Medicare Part D claims for 21 beneficiaries, against an average of 3,176 among the 108,855 providers of this specialty who prescribed in Part D.

  1. Beth Marshall-Bergman112
  2. Specialty average3,176

Most prescribed

  1. Metformin Hcl Er23 claims
  2. Naltrexone Hcl20 claims
  3. Bupropion Xl16 claims
  4. Ozempic15 claims
  5. Mounjaro12 claims
  6. Wegovy11 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.

Bills Medicare through one group practice

  1. Form Health Associates MA, P.C.Chicago, IL

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

Beth M. Marshall-Bergman among 7,238 internal medicine physician records in Illinois

Beth M. Marshall-Bergman, D.O. 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 2011, is newer than 53% of them.

  • NPI issued2011 · 53% of these records are older, 45% newer
  • In a Medicare fileYes · 73% of these records are
  • In the CMS Doctors and Clinicians fileYes · 50% of these records are
  • Graduated2011 · median 2003 among the 3,580 with a school on file
  • Record last updated2026 · 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).

2,867 internal medicine physician records list a practice address in Chicago

They are 2,867 of the 63,379 NPPES records with a practice address in Chicago, and 7,238 internal medicine physician records in Illinois.

All 7,238 in Illinois → Every provider in Chicago → Internal Medicine Physician nationwide →

The 8 internal medicine physician records with the nearest ZIP codes

  1. Lisa Bellanfonte, MDChicago, IL 606061275625113
  2. John Brill, M.D.Chicago, IL 606061326159690
  3. John Combes, MDChicago, IL 606061578802757
  4. Peter Georginis, MDChicago, IL 606061629426366
  5. Bruce Huck, M.D.Chicago, IL 606061023129301
  6. Michele Kannin, M.D.Chicago, IL 606061275644551
  7. Alex Lickerman, M.D.Chicago, IL 606061891905998
  8. Farah Meah, D.O.Chicago, IL 606061518286459

Common questions

What is Beth M. Marshall-Bergman, D.O.'s NPI number?

Beth M. Marshall-Bergman, D.O.'s National Provider Identifier (NPI) is 1962791657, issued on Apr 4, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Beth M. Marshall-Bergman, D.O. located?

The NPPES record lists a practice address at 125 S Wacker Dr Ste 300, Chicago, IL, 60606. Phone: (617) 505-1520. Providers update this record themselves, so call before visiting.

How can I verify Beth M. Marshall-Bergman, D.O.'s license?

NPPES lists Illinois license number 036.135673, 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 Beth M. Marshall-Bergman, D.O. prescribe under Medicare Part D?

In 2024, Beth M. Marshall-Bergman, D.O. had 112 Medicare Part D claims for 21 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.

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.