Provider records sourced from NPPES (CMS National Plan & Provider Enumeration System). Data current as of August 10, 2026.
NPIDirectory

Dr. Mateusz K Ciejka

Individual provider Emergency Medicine Physician · NPI 1114345493

Dr. Mateusz K Ciejka is an Emergency Medicine in Astoria, New York. Graduated from University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb) in 2014, 12 years ago. Practices with Icahn School of Medicine at Mount Sinai, a 2,791-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in New York.

Years since qualifying
12
Trained at
University of Illinois College of Med (CHI/PEOR/ROCK/Chm-Urb)
Licensed in
NY
In the registry since
2014
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Practice location Address checks out

2510 30th Ave
Astoria, NY 11102-2448
Phone: (718) 932-1000
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 4201 Saint Antoine St, Detroit, MI 48201-2153 — (313) 745-3000

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 287958-1 (NY)

Record details

NPI number1114345493
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedApril 2, 2014
Last updated in NPPESAugust 1, 2025
Certification dateAugust 1, 2025

Medicare enrollment

From the CMS Doctors & Clinicians file — this clinician is enrolled in Medicare.

Medicare specialtyEMERGENCY MEDICINE
Medical schoolUNIVERSITY OF ILLINOIS COLLEGE OF MED (CHI/PEOR/ROCK/CHM-URB)
Graduated 2014 (12 years in practice)
Group practice Icahn School Of Medicine At Mount Sinai — 2791 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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