NPPES file of Aug 9, 2026

Jung Sook Hwang, D.O.

Neonatal-Perinatal Medicine Physician · Chicago, IL

Jung Sook Hwang, D.O. is a neonatal-perinatal medicine physician with a practice address in Chicago, Illinois, and NPI 1235491580, issued on Jun 12, 2012. Check the license 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
1235491580
Name
Jung Sook Hwang
Credential
D.O.
Primary taxonomy
Neonatal-Perinatal Medicine Physician 2080N0001X
License number
20A13323 CA
Self-reported in NPPES; status is on the state search
Practice location
840 S Wood St, Chicago, IL 60612
Phone
(312) 355-4000
Enumerated
Jun 12, 2012
Record last updated
May 9, 2018 (not updated in 8 years: call before relying on the address or phone)
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 840 S Wood St

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

  1. Ehab Alameer, M.D.Surgery Physician1932496395
  2. Marta Antoniv, MDStudent in an Organized Health Care Education/Training Program1598603631
  3. Chandrarekha Bandepalli, M.D.Neonatal-Perinatal Medicine Physician1700079415
  4. Frederick Behm, MDAnatomic Pathology & Clinical Pathology Physician1457354656
  5. Mary Biglin, MDGastroenterology Physician1053840991
  6. Redouane Boumendjel, MDAnatomic Pathology & Clinical Pathology Physician1730349028

Verify Jung Sook Hwang in five checks

  1. 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
  2. 2LicenseActive license and public ordersIllinois Department of Financial and Professional RegulationCheck 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: $237.37

2 payments; by number, the most common kind was food and beverage; the largest payer was Abbott Laboratories. The 875 providers of this specialty with any payment received $849.08 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.

  1. Jung Hwang$237.37
  2. Specialty average$849.08

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

Jung Sook Hwang among 362 neonatal-perinatal medicine physician records in Illinois

Jung Sook Hwang, D.O. is one of 362 neonatal-perinatal medicine physician records with a practice address in Illinois. 15% 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 70% of them.

  • NPI issued2012 · 70% of these records are older, 26% newer
  • In a Medicare fileYes · 15% of these records are
  • In the CMS Doctors and Clinicians fileNo · 7% of these records are
  • Record last updated2018 · 51% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080N0001X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Neonatal-Perinatal Medicine Physician providers in Illinois

There are 362 neonatal-perinatal medicine physician records in Illinois.

The 8 neonatal-perinatal medicine physician records with the nearest ZIP codes

  1. Sachin Amin, M.D.Chicago, IL 606121962475400
  2. Harold Bigger, M.D.Chicago, IL 606121801821640
  3. Minyuen Enger, MDChicago, IL 606121922065192
  4. Manhal Khilfeh, M.D.Chicago, IL 606121932131661
  5. Robert Kimura, M.D.Chicago, IL 606121912932690
  6. Lily Lou, M.D.Chicago, IL 606121326099656
  7. Werner Meier, M.D.Chicago, IL 606121003847641
  8. Kousiki Patra, MDChicago, IL 606121285623785

Common questions

What is Jung Sook Hwang, D.O.'s NPI number?

Jung Sook Hwang, D.O.'s National Provider Identifier (NPI) is 1235491580, issued on Jun 12, 2012. An NPI identifies a provider in billing; it is not a license.

Where is Jung Sook Hwang, D.O. located?

The NPPES record lists a practice address at 840 S Wood St, Chicago, IL, 60612. Phone: (312) 355-4000. Providers update this record themselves, so call before visiting.

How can I verify Jung Sook Hwang, D.O.'s license?

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.