Doctor profile · Federal record

Dr. M.Bassel Atassi, M.D.

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Student in an Organized Health Care Education/Training Program · Evergreen Park, IL

  • NPI 1689876328
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2800 W 95Th St, Cancer Center
Evergreen Park, IL 608052701
(708) 229-6020
fax (708) 229-6083

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
June 23, 2014
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
Illinois #036125377

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689876328. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,204
Distinct HCPCS
10
Medicare allowed
$134,844
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 445 176 $102
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 171 95 $83
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 130 118 $182
99215 Established patient office or other outpatient visit, 40-54 minutes 118 67 $149
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 104 66 $53
99213 Established patient office or other outpatient visit, 20-29 minutes 78 71 $69
99205 New patient office or other outpatient visit, 60-74 minutes 47 47 $181
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 44 41 $137
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 38 30 $125
99204 New patient office or other outpatient visit, 45-59 minutes 29 29 $141

In context: peer comparison

Among 1 peers in this city , average services per provider: 120. This provider delivers 10× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$303
Transactions
7
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 1 $118.57
Takeda Pharmaceuticals U.S.A., Inc. 1 $65.00
Rigel Pharmaceuticals, Inc. 1 $34.42
Astellas Pharma US Inc 1 $29.54
PFIZER INC. 1 $24.42
ABBVIE INC. 1 $16.15
E.R. Squibb & Sons, L.L.C. 1 $15.32

By nature of payment

Food and Beverage
$238
Education
$65

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
714
Patients
200
Total drug cost
$1,641,463
Drug Type Claims Patients Total cost
Xarelto (Rivaroxaban) Brand 87 17 $77,026
Ondansetron Hcl Generic 74 46 $695
Prochlorperazine Maleate Generic 70 44 $853
Abiraterone Acetate Generic 69 0 $274,027
Prednisone Generic 63 11 $523
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 55 21 $526
Revlimid (Lenalidomide) Brand 54 0 $1,219,452
Letrozole Generic 53 16 $2,524
Eliquis (Apixaban) Brand 47 20 $62,457
Hydroxyurea Generic 45 11 $834

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. M.Bassel Atassi's medical specialty?
Dr. M.Bassel Atassi practices Hematology & Oncology Physician in Evergreen Park, IL.
Where does Dr. M.Bassel Atassi practice?
Dr. M.Bassel Atassi practices at 2800 W 95Th St, Evergreen Park, IL 608052701. Office phone: 7082296020.
What is Dr. M.Bassel Atassi's NPI?
Dr. M.Bassel Atassi's National Provider Identifier (NPI) is 1689876328, issued by NPPES.
Does Dr. M.Bassel Atassi accept Medicare assignment?
Yes. Dr. M.Bassel Atassi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. M.Bassel Atassi commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Initial hospital care with moderate level of medical decision making (HCPCS 99223). Source: CMS Medicare Physician & Other Practitioners file.