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

Ilja Faibussowitsch, MD

Individual provider Critical Care Medicine (Internal Medicine) Physician · NPI 1740220193

Ilja Faibussowitsch, MD is a Pulmonary Disease in Chicago, Illinois. Qualified in 1991, 35 years ago. Practices with Respiratory, Critical Care and Sleep Specialists, LLC, a 9-clinician group, works from 2 locations and accepts Medicare assignment. Licensed in Arizona and Illinois.

Years since qualifying
35
Licensed in
AZ, IL
In the registry since
2006
Specialties on file
4
What do these letters mean?
MD — Doctor of Medicine
A physician who completed allopathic medical school.

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Practice location Address checks out

2800 N Sheridan Rd Ste 301
Chicago, IL 60657-6156
Phone: (773) 935-5556
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Pin is approximate — placed at the ZIP-code centre, not the exact door.

Additional practice locations (1)

  • 3155 E Southern Ave Ste 201, Mesa, AZ 85204-5521 — (480) 655-8040

Specialties & licences

Pulmonary Disease Physician (primary) Taxonomy 207RP1001X · Licence 036094678 (IL)
Critical Care Medicine (Internal Medicine) Physician Taxonomy 207RC0200X · Licence 55021 (AZ)
Pulmonary Disease Physician Taxonomy 207RP1001X · Licence 55021 (AZ)
Sleep Medicine (Internal Medicine) Physician Taxonomy 207RS0012X · Licence 55021 (AZ)

Record details

NPI number1740220193
Entity typeIndividual (Type 1)
GenderMale
Credentials MD
Sole proprietorNo
NPI enumeratedJune 7, 2006
Last updated in NPPESOctober 30, 2018

Medicare enrollment

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

Medicare specialtyPULMONARY DISEASE
Also practisesCRITICAL CARE (INTENSIVISTS)
Medical schoolOTHER
Graduated 1991 (35 years in practice)
Group practice Respiratory, Critical Care And Sleep Specialists, Llc — 9 clinicians
Accepts Medicare assignment Yes — accepts the Medicare-approved amount

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