Doctor profile · Federal record

Dr. Matthew Treaster, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Saint Louis, MO

  • NPI 1447456215
  • Accepts Medicare
  • MIPS 78.9 / 100 · 2023
  • 19 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
660 S Euclid Ave, Campus Box 8072
Saint Louis, MO 631101010
(314) 362-9177
fax (314) 362-0478

Credentials & registration

NPPES · NUCC
NPI registered
June 2007 — 19 yrs on file
Profile last updated
July 6, 2010
Year of graduation
2007 — 19 yrs since
Specialty taxonomy
207P00000X — NUCC code
State license (1)
Missouri #2009036610
Medicaid
MO #1447456215

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1447456215. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
952
Distinct HCPCS
5
Medicare allowed
$160,433
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 546 497 $175
99291 Critical care, first 30-74 minutes 189 175 $210
99284 Emergency department visit with moderate level of medical decision making 171 161 $120
99283 Emergency department visit with low level of medical decision making 26 26 $72
31500 Emergent insertion of breathing tube into windpipe using an endoscope 20 18 $141

In context: peer comparison

Among 121 peers in Saint Louis Emergency Medicine Physician, average services per provider: 92. This provider delivers 10× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
152
Patients
149
Total drug cost
$926
Drug Type Claims Patients Total cost
Prednisone Generic 31 29 $86
Ondansetron Odt (Ondansetron) Brand 24 24 $154
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 20 19 $105
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 20 20 $111
Cephalexin Generic 17 17 $142
Pantoprazole Sodium Generic 15 15 $120
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 14 $110
Azithromycin Generic 11 11 $98

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Matthew Treaster's medical specialty?
Dr. Matthew Treaster practices Emergency Medicine Physician in Saint Louis, MO.
Where does Dr. Matthew Treaster practice?
Dr. Matthew Treaster practices at 660 S Euclid Ave, Saint Louis, MO 631101010. Office phone: 3143629177.
What is Dr. Matthew Treaster's NPI?
Dr. Matthew Treaster's National Provider Identifier (NPI) is 1447456215, issued by NPPES.
Does Dr. Matthew Treaster accept Medicare assignment?
Yes. Dr. Matthew Treaster accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Matthew Treaster commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.