NPPES file of Aug 9, 2026

Sophia J. Peng, M.D.

Hospitalist Physician · Chicago, IL

Sophia J. Peng, M.D. is a hospitalist physician with a practice address in Chicago, Illinois, and NPI 1831455831, issued on Apr 4, 2012. Check the license (Illinois 036157365, 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
1831455831
Name
Sophia J. Peng
Credential
M.D.
Primary taxonomy
Hospitalist Physician 208M00000X
License numbers
036157365 IL
DR.0060610 CO
35125966 OH
Self-reported in NPPES; status is on the state search
Practice location
1717 W Congress Pkwy Ste 10, Chicago, IL 60612
Phone
(312) 942-3568
Enumerated
Apr 4, 2012
Record last updated
Dec 7, 2022
Medicare enrollment
Enrolled (PECOS I20210908000044); accepts Medicare assignment
Medical or professional school
Pennsylvania State University College Of Medicine, 2012
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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Also registered at 1717 W Congress Pkwy Ste 10

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

  1. Alefiya Al-Qamari, M.DHospitalist Physician1114193125
  2. Lucas Fishman, MDHospitalist Physician1700382371

Verify Sophia J. Peng 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 036157365
    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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91% fewer Medicare Part D claims than the average hospitalist physician in 2024

48 Medicare Part D claims for 24 beneficiaries, against an average of 521 among the 21,613 providers of this specialty who prescribed in Part D.

  1. Sophia Peng48
  2. Specialty average521

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: $470.95

8 payments; by number, the most common kind was food and beverage; the largest payer was DePuy Synthes Sales Inc. The 7,324 providers of this specialty with any payment received $494.84 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sophia Peng$470.95
  2. Specialty average$494.84

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. Rush University Medical GroupChicago, IL

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

Sophia J. Peng among 1,535 hospitalist physician records in Illinois

Sophia J. Peng, M.D. is one of 1,535 hospitalist physician records with a practice address in Illinois. 92% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2012, is newer than 40% of them.

  • NPI issued2012 · 40% of these records are older, 57% newer
  • In a Medicare fileYes · 92% of these records are
  • In the CMS Doctors and Clinicians fileYes · 87% of these records are
  • Graduated2012 · median 2013 among the 1,339 with a school on file
  • Record last updated2022 · 32% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 208M00000X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Hospitalist Physician providers in Illinois

There are 1,535 hospitalist physician records in Illinois.

The 8 hospitalist physician records with the nearest ZIP codes

  1. Catherine Dimou, M.D.Chicago, IL 606121073615076
  2. Ann Goh, M.D.Chicago, IL 606121013019728
  3. Dorian Guerra, M.D.Chicago, IL 606121053590430
  4. Scott Hasler, M.D.Chicago, IL 606121619079282
  5. Syed Hassan, M.D.Chicago, IL 606121902014962
  6. Richard Huh, M.D.Chicago, IL 606121487742409
  7. Jisu Kim, M.D.Chicago, IL 606121275645871
  8. Rudolf Kumapley, MBCHBChicago, IL 606121932138922

Common questions

What is Sophia J. Peng, M.D.'s NPI number?

Sophia J. Peng, M.D.'s National Provider Identifier (NPI) is 1831455831, issued on Apr 4, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Sophia J. Peng, M.D. located?

The NPPES record lists a practice address at 1717 W Congress Pkwy Ste 10, Chicago, IL, 60612. Phone: (312) 942-3568. Providers update this record themselves, so call before visiting.

How can I verify Sophia J. Peng, M.D.'s license?

NPPES lists Illinois license number 036157365, 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 Sophia J. Peng, M.D. prescribe under Medicare Part D?

In 2024, Sophia J. Peng, M.D. had 48 Medicare Part D claims for 24 beneficiaries; the average among hospitalist physician prescribers was 521. 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.