Doctor profile · Federal record

Dr. Mathews Thomas, M.D

Psychiatry Physician (CMS: Psychiatry) · Brockton, MA

  • NPI 1689790586
  • Accepts Medicare
  • 29 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
940 Belmont St, Dept of Psychiatry, VA Medical Center
Brockton, MA 023015596
(774) 826-1793
Additional location
680 Centre St
Brockton, MA 023023308
(508) 941-7885
fax (508) 941-6337
Mailing address
2 Kerna RD
West Roxbury, MA 021326202

Credentials & registration

NPPES · NUCC
NPI registered
March 2007 — 19 yrs on file
Profile last updated
July 21, 2022
Year of graduation
1997 — 29 yrs since
Specialty taxonomy
2084P0800X — NUCC code
State license (1)
Massachusetts #230794

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689790586. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
408
Distinct HCPCS
5
Medicare allowed
$30,310
HCPCS Description Services Patients Avg allowed
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 213 75 $50
99214 Established patient office or other outpatient visit, 30-39 minutes 129 38 $104
99213 Established patient office or other outpatient visit, 20-29 minutes 31 11 $70
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 22 14 $80
90792 Psychiatric diagnostic evaluation with medical services 13 13 $180

In context: peer comparison

Among 11 peers in this city , average services per provider: 170. This provider delivers 2.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$308
Transactions
13
Manufacturers
5
Payer (manufacturer) Industry Txns Amount
Otsuka America Pharmaceutical, Inc. 8 $197.68
ITI, Inc. (d/b/a Intra-Cellular Therapies, Inc.) 2 $39.31
Neurocrine Biosciences, Inc. 1 $34.69
Lundbeck LLC 1 $21.94
E.R. Squibb & Sons, L.L.C. 1 $14.09

By nature of payment

Food and Beverage
$298
Education
$10

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
635
Patients
12
Total drug cost
$9,535
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 80 12 $1,471
Trazodone Hcl Generic 51 0 $697
Venlafaxine Hcl Er (Venlafaxine Hcl) Brand 50 0 $887
Lorazepam Generic 49 0 $372
Escitalopram Oxalate Generic 48 0 $445
Bupropion Xl (Bupropion Hcl) Brand 47 0 $682
Mirtazapine Generic 47 0 $728
Risperidone Generic 46 0 $333
Olanzapine Generic 41 0 $732
Clonidine Hcl Generic 36 0 $165

Frequently asked questions

Auto-generated from federal data
What is Dr. Mathews Thomas's medical specialty?
Dr. Mathews Thomas practices Psychiatry Physician in Brockton, MA.
Where does Dr. Mathews Thomas practice?
Dr. Mathews Thomas practices at 940 Belmont St, Brockton, MA 023015596. Office phone: 7748261793.
What is Dr. Mathews Thomas's NPI?
Dr. Mathews Thomas's National Provider Identifier (NPI) is 1689790586, issued by NPPES.
Does Dr. Mathews Thomas accept Medicare assignment?
Yes. Dr. Mathews Thomas accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Mathews Thomas commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.