NPPES file of Aug 9, 2026

Sonali S. Chaudhury, MD

Pediatric Hematology & Oncology Physician · Chicago, IL

Sonali S. Chaudhury, MD is a pediatric hematology & oncology physician with a practice address in Chicago, Illinois, and NPI 1245458496, issued on Apr 23, 2007. Check the license (Illinois 036119112, 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
1245458496
Name
Sonali S. Chaudhury
Credential
MD
Primary taxonomy
Pediatric Hematology & Oncology Physician 2080P0207X
License number
036119112 IL
Self-reported in NPPES; status is on the state search
Practice location
225 E. Chicago Ave., Chicago, IL 60611
Phone
(312) 227-4090
Enumerated
Apr 23, 2007
Record last updated
Aug 4, 2026
Fax
(312) 227-9756
Medicare enrollment
Enrolled (PECOS I20100331000431); accepts Medicare assignment
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 225 E. Chicago Ave.

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

  1. Jennifer Jao, MDPediatric Infectious Diseases Physician1295779908

Verify Sonali S. Chaudhury 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 036119112
    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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Industry payments in 2024: $2,418.97

4 payments; by number, the most common kind was food and beverage; the largest payer was Medexus Pharma, Inc. The 1,215 providers of this specialty with any payment received $7,404.07 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Sonali Chaudhury$2,418.97
  2. Specialty average$7,404.07

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. Lurie Children's Medical Group Inc.Chicago, IL

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

Sonali S. Chaudhury among 119 pediatric hematology & oncology physician records in Illinois

Sonali S. Chaudhury, MD is one of 119 pediatric hematology & oncology physician records with a practice address in Illinois. 52% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2007, is newer than 32% of them.

  • NPI issued2007 · 32% of these records are older, 54% newer
  • In a Medicare fileYes · 52% of these records are
  • In the CMS Doctors and Clinicians fileYes · 37% of these records are
  • Graduated1993 · median 2005 among the 44 with a school on file
  • Record last updated2026 · 33% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0207X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Hematology & Oncology Physician providers in Illinois

There are 119 pediatric hematology & oncology physician records in Illinois.

The 8 pediatric hematology & oncology physician records with the nearest ZIP codes

  1. Rudy Allen, M.D.Chicago, IL 606111104079276
  2. Rachel Bercovitz, MDChicago, IL 606111932112505
  3. Rukhmi Bhat, MDChicago, IL 606111326204819
  4. Miriam Bornhorst, MDChicago, IL 606111639339369
  5. Jessica Foglesong, M.D.Chicago, IL 606111104938646
  6. Tara HendersonChicago, IL 606111386794329
  7. Robert Liem, MDChicago, IL 606111548238926
  8. Elaine Morgan, MDChicago, IL 606111659349074

Common questions

What is Sonali S. Chaudhury, MD's NPI number?

Sonali S. Chaudhury, MD's National Provider Identifier (NPI) is 1245458496, issued on Apr 23, 2007. An NPI identifies a provider in billing; it is not a license.

Where is Sonali S. Chaudhury, MD located?

The NPPES record lists a practice address at 225 E. Chicago Ave., Chicago, IL, 60611. Phone: (312) 227-4090. Providers update this record themselves, so call before visiting.

How can I verify Sonali S. Chaudhury, MD's license?

NPPES lists Illinois license number 036119112, 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.

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.