Physician Profile
Unclaimed ProfileAbout ATASSI
M.bassel Atassi, M.D. practices hematology/oncology in Evergreen Park, IL. M.Bassel is also listed as specializing in student in an organized health care education program and hematology & oncology. According to Medicare claims data, M.Bassel cared for 660 Medicare patients across 1,114 services.
Summarised automatically from public NPI registry and CMS Medicare data. Not written or reviewed by this provider. Claim this profile to replace it.
Education & Training
Areas of Expertise
Licensing & Certification
Source: NPPES NPI Registry
Contact Information
- (708) 229-6020
- Email not available
Practice Locations
2800 W 95TH ST CANCER CENTER
Evergreen Park, IL 60805
Procedures Most Often Billed to Medicare
1,114 services · 660 patients · 10 distinct codes
| Procedure | Type | Code | Services |
|---|---|---|---|
| Established patient office or other outpatient visit with moderate level of decision making, if using time, 30 minutes or more | Office visit | 99214 |
496 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | Office visit | 99232 |
126 |
| Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes | Office visit | 99231 |
100 |
| Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | Office visit | 99222 |
89 |
| Established patient office or other outpatient visit with high level of medical decision making, if using time, 40 minutes or more | Office visit | 99215 |
78 |
| Established patient office or other outpatient visit with low level od decision making, if using time, 20 minutes or more | Office visit | 99213 |
75 |
| Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | Office visit | 99223 |
67 |
| New patient office or other outpatient visit with moderate level of medical decision making, if using time, 45 minutes or more | Office visit | 99204 |
31 |
| New patient office or other outpatient visit with a high level of medical decision making, if using time, 60 minutes or more | Office visit | 99205 |
28 |
| Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes | Office visit | 99233 |
24 |
Source: CMS Medicare public data. Shows how often procedures were billed — not quality of care or patient satisfaction.
Related providers
Connections drawn from the registry and from what providers have told us. A link here is not a referral or an endorsement.
Related specialists at this location 2
Clinically related specialties at the same address — the people this provider most likely works alongside.
Also at this address 4
Providers at the same street address. Each files their own registry entry, so a shared practice often appears under several different names.
Trained at Other 8
Other providers in the same specialty who trained at the same institution.
More connections — 8 related providers in 1 group
Class of 2004 at Other 8
Providers who graduated from the same medical school in the same year.
Common questions
What does Dr. Atassi specialize in?
Dr. Atassi is a hematology/oncology in Evergreen Park, IL. This is the primary taxonomy recorded against the NPI in the federal registry, listed there as “HEMATOLOGY/ONCOLOGY”.
NPI registry
Where is Dr. Atassi located?
Dr. Atassi is listed at 2800 W 95TH ST CANCER CENTER, Evergreen Park, IL 60805. Addresses come from the NPI registry and can lag a move, so confirm before travelling.
NPI registry
What is Dr. Atassi's phone number?
The number on file is (708) 229-6020. Guide.md cannot book appointments or pass on messages — please call the office directly.
NPI registry
What is Dr. Atassi's NPI number?
Dr. Atassi's National Provider Identifier is 1689876328. It is issued by the Centers for Medicare & Medicaid Services and is unique and permanent — it does not change if they move practice.
NPI registry
Where did Dr. Atassi go to medical school?
Dr. Atassi attended Other, graduating in 2004. This comes from the CMS National Downloadable File.
CMS public data
How long has Dr. Atassi been practicing?
Dr. Atassi has 22 years experience. Calculated from a graduation year of 2004, reported in the CMS National Downloadable File.
CMS public data
What does Dr. Atassi do most often?
According to Medicare billing data, Dr. Atassi the Medicare record under this individual NPI shows mainly office visits and diagnostic testing. Hospital-based physicians usually have their procedural work billed by the facility rather than under their own number, so this is a floor on their practice, not a description of it. This reflects Medicare patients only and is billing volume, not a measure of quality.
Medicare claims
Has Dr. Atassi confirmed this information?
Not yet. This profile is built from public federal data and has not been confirmed by Dr. Atassi. If this is you, claiming it is free.
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Claim this profileProvider data sourced from the NPPES NPI Registry and CMS public datasets. Information is provided for reference and is not medical advice.