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

Daniel Nejak, MD

Individual provider Emergency Medicine Physician · NPI 1487069514

Daniel Nejak, MD is an Emergency Medicine Physician in Oak Lawn, Illinois. Licensed in Indiana. Registered with an NPI since 2014.

Licensed in
IN
In the registry since
2014
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

See every abbreviation used in this directory →

Claim this listing Report a problem Suggest an edit

Practice location Address checks out

4440 W 95th St
Oak Lawn, IL 60453
Phone: (708) 684-5375
Fax: (708) 684-1028
Show map & directions

Directions in Google Maps · Apple Maps · OpenStreetMap

Pin is approximate — placed at the ZIP-code centre, not the exact door.

Specialties & licences

Emergency Medicine Physician (primary) Taxonomy 207P00000X · Licence 01078681A (IN)

Record details

NPI number1487069514
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 27, 2014
Last updated in NPPESSeptember 11, 2025
Mailing address1212 S Michigan Ave, Apartment 1703, Chicago, IL 60605-2416

Other providers in Oak Lawn