Doctor profile · Federal record

Dr. Michael Hassett, M.D., M.P.H.

Medical Oncology Physician (CMS: Medical Oncology) · Internal Medicine Physician · Boston, MA

  • NPI 1699886358
  • Accepts Medicare
  • 28 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
44 Binney St, Dana-Farber Cancer Institute
Boston, MA 021156013
(617) 632-3000
Mailing address
450 Brookline Ave
Boston, MA 022155418

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
May 26, 2015
Year of graduation
1998 — 28 yrs since
Specialty taxonomy
207RX0202X — NUCC code
State license (1)
Massachusetts #219669
Medicaid
MA #2043611

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699886358. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
99
Distinct HCPCS
2
Medicare allowed
$7,503
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 83 62 $70
99214 Established patient office or other outpatient visit, 30-39 minutes 16 14 $104

In context: peer comparison

Among 103 peers in this city , average services per provider: 67. This provider delivers 1.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
58
Patients
12
Total drug cost
$24,676
Drug Type Claims Patients Total cost
Letrozole Generic 43 12 $995
Granix (Tbo-Filgrastim) Brand 15 0 $23,681

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Hassett's medical specialty?
Dr. Michael Hassett practices Medical Oncology Physician in Boston, MA.
Where does Dr. Michael Hassett practice?
Dr. Michael Hassett practices at 44 Binney St, Boston, MA 021156013. Office phone: 6176323000.
What is Dr. Michael Hassett's NPI?
Dr. Michael Hassett's National Provider Identifier (NPI) is 1699886358, issued by NPPES.
Does Dr. Michael Hassett accept Medicare assignment?
Yes. Dr. Michael Hassett accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Hassett commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.