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

Hatem Hassaballa

Individual provider Hospitalist Physician · NPI 1699174540

Hatem Hassaballa is an Internal Medicine in Chicago, Illinois. Qualified in 2008, 18 years ago. Practices with Rockford Hospitalist Group LLC, a 42-clinician group, works from 4 locations and accepts Medicare assignment. Licensed in Illinois.

Years since qualifying
18
Licensed in
IL
In the registry since
2014
Specialties on file
2
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Practice location Address checks out

5841 S Maryland Ave
Chicago, IL 60637-1443
Phone: (773) 702-5211
Fax: (773) 702-8875
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (3)

  • 840 S Wood St Fl 4, Chicago, IL 60612-4325 — (312) 996-7704
  • 800 Biesterfield Rd, Elk Grove Village, IL 60007-3361 — (224) 273-3152
  • 20201 Crawford Ave, Olympia Fields, IL 60461-1010 — (708) 855-7297

Specialties & licences

Internal Medicine Physician (primary) Taxonomy 207R00000X · Licence 036144048 (IL)
Hospitalist Physician Taxonomy 208M00000X · Licence 036144048 (IL)

Record details

NPI number1699174540
Entity typeIndividual (Type 1)
GenderMale
Sole proprietorYes
NPI enumeratedAugust 16, 2014
Last updated in NPPESApril 30, 2024
Certification dateApril 30, 2024
Mailing address180 Harvester Dr Ste 110, Burr Ridge, IL 60527-6686

Medicare enrollment

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

Medicare specialtyINTERNAL MEDICINE
Also practisesHOSPITALIST
Medical schoolOTHER
Graduated 2008 (18 years in practice)
Group practice Rockford Hospitalist Group Llc — 42 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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