NPPES file of Aug 9, 2026

Cyndi Rikki Sosnowski, M.D.

Pediatric Cardiology Physician · Chicago, IL

Cyndi Rikki Sosnowski, M.D. is a pediatric cardiology physician with a practice address in Chicago, Illinois, and NPI 1598059438, issued on Jun 8, 2011. Check the license (Illinois 036.135149, 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 · method · Verify with CMS →

NPPES recordNPPES file of Aug 9, 2026
1598059438
Name
Cyndi Rikki Sosnowski
Credential
M.D.
Primary taxonomy
Pediatric Cardiology Physician 2080P0202X
License number
036.135149 IL
Self-reported in NPPES; status is on the state search
Practice location
1653 W Congress Pkwy, Chicago, IL 60612
Phone
(312) 942-8928
Enumerated
Jun 8, 2011
Record last updated
Aug 6, 2026
Medicaid ID
036135149 IL
Medicare enrollment
Enrolled (PECOS I20170705002115); 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 1653 W Congress Pkwy

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

  1. Raid Abdulla, MDPediatric Cardiology Physician1710037742
  2. Pooja AgarwalPsychiatry Physician1407411689
  3. Heidi Aguilar, CRNACertified Registered Nurse Anesthetist1043703796
  4. Jenny AhnEmergency Registered Nurse1124836622
  5. Marwah Al Tekreeti, MDAnatomic Pathology & Clinical Pathology Physician1891539268
  6. Laila Abdulla Al-Harthy, RNRegistered Nurse1619832722

Verify Cyndi Rikki Sosnowski 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 036.135149
    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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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).

Cyndi Rikki Sosnowski among 162 pediatric cardiology physician records in Illinois

Cyndi Rikki Sosnowski, M.D. is one of 162 pediatric cardiology physician records with a practice address in Illinois. 60% 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 67% of them.

  • NPI issued2011 · 67% of these records are older, 28% newer
  • In a Medicare fileYes · 60% of these records are
  • In the CMS Doctors and Clinicians fileYes · 52% of these records are
  • Graduated2011 · median 2005 among the 84 with a school on file
  • Record last updated2026 · 27% of these records were not updated in five years or more

Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 2080P0202X and a Illinois practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).

Pediatric Cardiology Physician providers in Illinois

There are 162 pediatric cardiology physician records in Illinois.

The 8 pediatric cardiology physician records with the nearest ZIP codes

  1. Raid Abdulla, MDChicago, IL 606121710037742
  2. Sawsan Awad, M.D.Chicago, IL 606121245437086
  3. Karim Diab, MDChicago, IL 606121699978916
  4. Nina Gotteiner, M.D.Chicago, IL 606121881624831
  5. Damien Kenny, MDChicago, IL 606121235443474
  6. Joshua Murphy, MDChicago, IL 606121376705236
  7. Zahra Naheed, M.DChicago, IL 606121730119884
  8. David Ruschhaupt, MDChicago, IL 606121932259975

Common questions

What is Cyndi Rikki Sosnowski, M.D.'s NPI number?

Cyndi Rikki Sosnowski, M.D.'s National Provider Identifier (NPI) is 1598059438, issued on Jun 8, 2011. An NPI identifies a provider in billing; it is not a license.

Where is Cyndi Rikki Sosnowski, M.D. located?

The NPPES record lists a practice address at 1653 W Congress Pkwy, Chicago, IL, 60612. Phone: (312) 942-8928. Providers update this record themselves, so call before visiting.

How can I verify Cyndi Rikki Sosnowski, M.D.'s license?

NPPES lists Illinois license number 036.135149, 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.