Doctor profile · Federal record

Dr. Brian Hashim, M.D.

Anesthesiology Physician (CMS: Anesthesiology) · Newton, MA

  • NPI 1841445103
  • Accepts Medicare
  • 20 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2014 Washington St, Department of Anesthesia
Newton, MA 024621607
(617) 243-6298
fax (617) 243-6184
Mailing address
2014 Washington St Apt 1
Newton, MA 024621607

Credentials & registration

NPPES · NUCC
NPI registered
November 2008 — 18 yrs on file
Profile last updated
July 10, 2023
Year of graduation
2006 — 20 yrs since
Specialty taxonomy
207L00000X — NUCC code
State license (1)
Massachusetts #242559

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1841445103. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
139
Distinct HCPCS
9
Medicare allowed
$20,050
HCPCS Description Services Patients Avg allowed
00812 Anesthesia for exam of colon using an endoscope 23 23 $88
00811 Anesthesia for other procedure on large bowel using an endoscope 22 22 $120
64447 Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) 17 17 $64
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 15 15 $127
00790 Anesthesia for other procedure on upper abdomen 14 14 $258
01402 Anesthesia for procedure for total knee joint replacement 14 14 $235
64488 Injection of local anesthetic for abdominal wall pain control on both sides using imaging guidance 12 12 $71
00142 Anesthesia for lens surgery 11 11 $83
00670 Anesthesia for extensive surgery on spine 11 11 $337

In context: peer comparison

Among 21 peers in this city , average services per provider: 24. This provider delivers 5.8× the peer median.

Frequently asked questions

Auto-generated from federal data
What is Dr. Brian Hashim's medical specialty?
Dr. Brian Hashim practices Anesthesiology Physician in Newton, MA.
Where does Dr. Brian Hashim practice?
Dr. Brian Hashim practices at 2014 Washington St, Newton, MA 024621607. Office phone: 6172436298.
What is Dr. Brian Hashim's NPI?
Dr. Brian Hashim's National Provider Identifier (NPI) is 1841445103, issued by NPPES.
Does Dr. Brian Hashim accept Medicare assignment?
Yes. Dr. Brian Hashim accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Brian Hashim commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for exam of colon using an endoscope (HCPCS 00812); Anesthesia for other procedure on large bowel using an endoscope (HCPCS 00811); Injection of anesthetic agent and/or steroid into thigh nerve (femoral nerve) (HCPCS 64447). Source: CMS Medicare Physician & Other Practitioners file.