Cyndi Sosnowski, M.D.
NPI 1598059438 · Pediatric Cardiology Physician · Chicago, IL
Enrolled with Medicare as Practitioner - Pediatric Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Cyndi Sosnowski, M.D. is a Pediatric Cardiology Physician provider in Chicago, IL (NPI 1598059438).
Provider details
- NPI number
- 1598059438
- Entity type
- Individual
- Primary specialty
- Pediatric Cardiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- No
- License
- 125-059479 (IL)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
15 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-08
- Last updated
- 2017-06-27
Frequently asked questions
- What is Cyndi Sosnowski's NPI number?
- Cyndi Sosnowski's National Provider Identifier (NPI) is 1598059438, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Cyndi Sosnowski's specialty?
- Cyndi Sosnowski is listed in the NPPES registry with a primary specialty of Pediatric Cardiology Physician (Allopathic & Osteopathic Physicians).
- Where is Cyndi Sosnowski located?
- Cyndi Sosnowski's practice location on file with NPPES is 1653 W Congress Pkwy, Chicago, IL 60612-3833.
- What is Cyndi Sosnowski's phone number?
- The practice phone number listed in the NPPES registry for Cyndi Sosnowski is (312) 942-8928.
- Does Cyndi Sosnowski accept Medicare?
- Cyndi Sosnowski is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Cyndi Sosnowski's NPI active?
- Yes — Cyndi Sosnowski's NPI (1598059438) is active in the NPPES registry as of the last update on 2017-06-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.