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

Yousef Nassar

Individual provider Internal Medicine Physician · NPI 1750730677

Yousef Nassar is a Gastroenterology in Oak Lawn, Illinois. Qualified in 2014, 12 years ago. Practices with Mount Sinai Community Foundation, a 246-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
12
Licensed in
IL
In the registry since
2016
Specialties on file
2
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Practice location Address checks out

4400 W 95th St Ste 310
Oak Lawn, IL 60453-2660
Phone: (708) 684-9230
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 47 New Scotland Ave, Albany, NY 12208-3412 — (518) 262-5377

Specialties & licences

Gastroenterology Physician (primary) Taxonomy 207RG0100X · Licence 036158704 (IL)
Internal Medicine Physician Taxonomy 207R00000X · Licence 036158704 (IL)

Record details

NPI number1750730677
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedJune 10, 2016
Last updated in NPPESJuly 24, 2026
Certification dateJuly 24, 2026
Mailing address29373 Network Pl, Chicago, IL 60673-1293

Medicare enrollment

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

Medicare specialtyGASTROENTEROLOGY
Medical schoolOTHER
Graduated 2014 (12 years in practice)
Group practice Mount Sinai Community Foundation — 246 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

Other providers in Oak Lawn