Doctor profile · Federal record

Dr. Grant Wei, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Brockton, MA

  • NPI 1083647457
  • Accepts Medicare
  • 24 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
680 Centre St, Dept. of Emergency Medicine
Brockton, MA 023023308
(508) 941-7400

Credentials & registration

NPPES · NUCC
NPI registered
July 2006 — 20 yrs on file
Profile last updated
February 27, 2009
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Massachusetts #224370
Medicaid
NJ #0180092

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083647457. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
248
Distinct HCPCS
4
Medicare allowed
$44,689
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 141 134 $186
99284 Emergency department visit with moderate level of medical decision making 46 45 $125
99291 Critical care, first 30-74 minutes 42 41 $222
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 19 19 $176

In context: peer comparison

Among 24 peers in this city , average services per provider: 44. This provider delivers 5.6× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$20
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
CSL Behring 1 $20.00

By nature of payment

Education
$20

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Grant Wei's medical specialty?
Dr. Grant Wei practices Emergency Medicine Physician in Brockton, MA.
Where does Dr. Grant Wei practice?
Dr. Grant Wei practices at 680 Centre St, Brockton, MA 023023308. Office phone: 5089417400.
What is Dr. Grant Wei's NPI?
Dr. Grant Wei's National Provider Identifier (NPI) is 1083647457, issued by NPPES.
Does Dr. Grant Wei accept Medicare assignment?
Yes. Dr. Grant Wei accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Grant Wei commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Emergency department visit with moderate level of medical decision making (HCPCS 99284); Critical care (HCPCS 99291). Source: CMS Medicare Physician & Other Practitioners file.