Doctor profile · Federal record

Dr. Austin Tam, MD, Scm

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

  • NPI 1033779624
  • Accepts Medicare
  • 7 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
123 Summer St
Worcester, MA 016081216
(508) 363-5000
Mailing address
5123 Flint Pond Cir
Shrewsbury, MA 015454693

Credentials & registration

NPPES · NUCC
NPI registered
June 2019 — 7 yrs on file
Profile last updated
July 17, 2023
Year of graduation
2019 — 7 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Massachusetts #292086 · Pennsylvania #MT218787

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1033779624. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
831
Distinct HCPCS
6
Medicare allowed
$136,599
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 556 522 $176
99284 Emergency department visit with moderate level of medical decision making 146 145 $121
99291 Critical care, first 30-74 minutes 71 71 $214
99214 Established patient office or other outpatient visit, 30-39 minutes 26 26 $131
99213 Established patient office or other outpatient visit, 20-29 minutes 17 17 $92
99283 Emergency department visit with low level of medical decision making 15 15 $72

In context: peer comparison

Among 82 peers in Worcester Emergency Medicine Physician, average services per provider: 70. This provider delivers 12× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
222
Patients
218
Total drug cost
$1,738
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 46 45 $412
Oxycodone Hcl Generic 34 34 $123
Cefuroxime (Cefuroxime Axetil) Brand 24 23 $409
Ibuprofen Generic 24 24 $84
Prednisone Generic 20 20 $43
Azithromycin Generic 19 19 $118
Ciprofloxacin Hcl Generic 15 14 $54
Amoxicillin-Clavulanate Potass (Amoxicillin/Potassium Clav) Brand 14 13 $110
Cefdinir Generic 14 14 $282
Cephalexin Generic 12 12 $102

Frequently asked questions

Auto-generated from federal data
What is Dr. Austin Tam's medical specialty?
Dr. Austin Tam practices Emergency Medicine Physician in Worcester, MA.
Where does Dr. Austin Tam practice?
Dr. Austin Tam practices at 123 Summer St, Worcester, MA 016081216. Office phone: 5083635000.
What is Dr. Austin Tam's NPI?
Dr. Austin Tam's National Provider Identifier (NPI) is 1033779624, issued by NPPES.
Does Dr. Austin Tam accept Medicare assignment?
Yes. Dr. Austin Tam accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Austin Tam 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.