Doctor profile · Federal record

Dr. Matthew McMaster, DO

Student in an Organized Health Care Education/Training Program · Danbury, CT

  • NPI 1184204075
  • 5 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
24 Hospital Ave
Danbury, CT 068106099
(203) 739-7000
Additional location
100 Woods RD
Valhalla, NY 105951530
(914) 493-7000

Credentials & registration

NPPES · NUCC
NPI registered
April 2021 — 5 yrs on file
Profile last updated
June 30, 2025
Specialty taxonomy
390200000X — NUCC code

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1184204075. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$40
Transactions
2
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 2 $39.92

By nature of payment

Food and Beverage
$40

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
23
Patients
0
Total drug cost
$248
Drug Type Claims Patients Total cost
Latanoprost Generic 12 0 $182
Losartan-Hydrochlorothiazide (Losartan/Hydrochlorothiazide) Brand 11 0 $66

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew McMaster's medical specialty?
Dr. Matthew McMaster practices Student in an Organized Health Care Education/Training Program in Danbury, CT.
Where does Dr. Matthew McMaster practice?
Dr. Matthew McMaster practices at 24 Hospital Ave, Danbury, CT 068106099. Office phone: 2037397000.
What is Dr. Matthew McMaster's NPI?
Dr. Matthew McMaster's National Provider Identifier (NPI) is 1184204075, issued by NPPES.