Doctor profile · Federal record

Dr. Hatem Hassanein, M.D.

Medical Oncology Physician (CMS: Hematology/Oncology) · Orlando, FL

  • NPI 1639533508
  • Accepts Medicare
  • 10 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1400 S Orange Ave
Orlando, FL 328062134
(407) 648-3800
fax (407) 425-5203

Credentials & registration

NPPES · NUCC
NPI registered
April 2016 — 10 yrs on file
Profile last updated
April 4, 2023
Year of graduation
2016 — 10 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Florida #ME152468

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639533508. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
402
Distinct HCPCS
8
Medicare allowed
$51,315
HCPCS Description Services Patients Avg allowed
99215 Established patient office or other outpatient visit, 40-54 minutes 190 113 $140
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 46 17 $118
99214 Established patient office or other outpatient visit, 30-39 minutes 42 35 $95
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 42 23 $79
99205 New patient office or other outpatient visit, 60-74 minutes 35 35 $180
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 20 20 $130
99213 Established patient office or other outpatient visit, 20-29 minutes 14 13 $64
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 13 13 $172

In context: peer comparison

Among 9 peers in Orlando Medical Oncology Physician, average services per provider: 1,247. This provider delivers 0.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
544
Patients
110
Total drug cost
$3,360,702
Drug Type Claims Patients Total cost
Prednisone Generic 90 27 $845
Abiraterone Acetate Generic 89 23 $237,650
Prochlorperazine Maleate Generic 59 35 $800
Acyclovir Generic 55 13 $708
Revlimid (Lenalidomide) Brand 48 12 $934,558
Eliquis (Apixaban) Brand 39 0 $32,617
Xtandi (Enzalutamide) Brand 39 0 $582,384
Nubeqa (Darolutamide) Brand 26 0 $369,295
Orgovyx (Relugolix) Brand 26 0 $72,199
Erleada (Apalutamide) Brand 20 0 $305,024

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hatem Hassanein's medical specialty?
Dr. Hatem Hassanein practices Medical Oncology Physician in Orlando, FL.
Where does Dr. Hatem Hassanein practice?
Dr. Hatem Hassanein practices at 1400 S Orange Ave, Orlando, FL 328062134. Office phone: 4076483800.
What is Dr. Hatem Hassanein's NPI?
Dr. Hatem Hassanein's National Provider Identifier (NPI) is 1639533508, issued by NPPES.
Does Dr. Hatem Hassanein accept Medicare assignment?
Yes. Dr. Hatem Hassanein accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hatem Hassanein commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99215); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.