Doctor profile · Federal record

Dr. Hamza Hassan, MD

Medical Oncology Physician (CMS: Medical Oncology) · Student in an Organized Health Care Education/Training Program · Buffalo, NY

  • NPI 1700300837
  • Accepts Medicare
  • 12 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
Elm and Carlton St
Buffalo, NY 142630001
(716) 845-2300
Additional location
1425 Portland Ave, Rochester General Hospital
Rochester, NY 14621
(585) 922-4000
Additional location
820 Harrison Ave Fl 1
Boston, MA 021182905
(917) 717-9147

Credentials & registration

NPPES · NUCC
NPI registered
July 2017 — 9 yrs on file
Profile last updated
April 20, 2023
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
New York #322605

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1700300837. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
70
Distinct HCPCS
2
Medicare allowed
$4,244
HCPCS Description Services Patients Avg allowed
G2212 Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or 55 18 $30
99205 New patient office or other outpatient visit, 60-74 minutes 15 15 $173

In context: peer comparison

Among 11 peers in Buffalo Medical Oncology Physician, average services per provider: 51. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$25
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Teva Pharmaceuticals USA, INC. 1 $25.28

By nature of payment

Food and Beverage
$25

Frequently asked questions

Auto-generated from federal data
What is Dr. Hamza Hassan's medical specialty?
Dr. Hamza Hassan practices Medical Oncology Physician in Buffalo, NY.
Where does Dr. Hamza Hassan practice?
Dr. Hamza Hassan practices at Elm and Carlton St, Buffalo, NY 142630001. Office phone: 7168452300.
What is Dr. Hamza Hassan's NPI?
Dr. Hamza Hassan's National Provider Identifier (NPI) is 1700300837, issued by NPPES.
Does Dr. Hamza Hassan accept Medicare assignment?
Yes. Dr. Hamza Hassan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hamza Hassan commonly perform?
Top Medicare-reported procedures in 2023: Prolonged office or other outpatient evaluation and management service(s) beyond the maximum required time of the primary procedure which has been selected using total time on the date of the primary service; each additional 15 minutes by the physician or (HCPCS G2212); New patient office or other outpatient visit (HCPCS 99205). Source: CMS Medicare Physician & Other Practitioners file.