Doctor profile · Federal record

Dr. Ilja Faibussowitsch, MD

Pulmonary Disease Physician (CMS: Pulmonary Disease) · Critical Care Medicine (Internal Medicine) Physician · Pulmonary Disease Physician · Sleep Medicine (Internal Medicine) Physician · Chicago, IL

  • NPI 1740220193
  • Accepts Medicare
  • 35 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
2800 N Sheridan RD, Suite 301
Chicago, IL 606576156
(773) 935-5556
Additional location
3155 E Southern Ave Ste 201
Mesa, AZ 852045521
(480) 655-8040
fax (480) 655-1640

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
October 30, 2018
Year of graduation
1991 — 35 yrs since
Specialty taxonomy
207RP1001X — NUCC code
State licenses (2)
Illinois #036094678 · Arizona #55021
Medicaid
IL #036094678

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740220193. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
3,418
Distinct HCPCS
8
Medicare allowed
$391,300
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 1,888 365 $82
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 819 298 $125
99291 Critical care, first 30-74 minutes 300 118 $227
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 290 260 $182
99308 Subsequent nursing facility care with straightforward level of medical decision making, per day, if using time, at least 15 minutes 44 28 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 34 17 $133
99213 Established patient office or other outpatient visit, 20-29 minutes 29 19 $94
31500 Emergent insertion of breathing tube into windpipe using an endoscope 14 14 $154

In context: peer comparison

Among 66 peers in this city , average services per provider: 90. This provider delivers 38× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$701
Transactions
28
Manufacturers
10
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, Inc. 4 $126.07
Electromed, Inc. 7 $110.37
GlaxoSmithKline, LLC. 5 $98.04
AstraZeneca Pharmaceuticals LP 4 $96.99
INTUITIVE SURGICAL, INC. 1 $90.61
GENZYME CORPORATION 2 $79.02
Philips North America LLC 2 $33.33
Paratek Pharmaceuticals, Inc. 1 $24.93
Insmed, Inc. 1 $21.48
Inspire Medical Systems, Inc. 1 $20.30

By nature of payment

Food and Beverage
$701

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
196
Patients
22
Total drug cost
$347,639
Drug Type Claims Patients Total cost
Breo Ellipta (Fluticasone/Vilanterol) Brand 73 11 $31,312
Azelastine Hcl Generic 31 11 $1,287
Trelegy Ellipta (Fluticasone/Umeclidin/Vilanter) Brand 30 0 $22,732
Ofev (Nintedanib Esylate) Brand 16 0 $216,364
Ventolin Hfa (Albuterol Sulfate) Brand 13 0 $820
Advair Diskus (Fluticasone Propion/Salmeterol) Brand 11 0 $4,101
Fasenra Pen (Benralizumab) Brand 11 0 $70,832
Fluticasone Propionate Generic 11 0 $191

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Ilja Faibussowitsch's medical specialty?
Dr. Ilja Faibussowitsch practices Pulmonary Disease Physician in Chicago, IL.
Where does Dr. Ilja Faibussowitsch practice?
Dr. Ilja Faibussowitsch practices at 2800 N Sheridan RD, Chicago, IL 606576156. Office phone: 7739355556.
What is Dr. Ilja Faibussowitsch's NPI?
Dr. Ilja Faibussowitsch's National Provider Identifier (NPI) is 1740220193, issued by NPPES.
Does Dr. Ilja Faibussowitsch accept Medicare assignment?
Yes. Dr. Ilja Faibussowitsch accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ilja Faibussowitsch commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.