Doctor profile · Federal record

Dr. Antony Hsu, M.D.

Emergency Medicine Physician (CMS: Emergency Medicine) · Emergency Medicine Physician · Emergency Medicine Physician · Emergency Medicine Physician · Ann Arbor, MI

  • NPI 1083741656
  • Accepts Medicare
  • 21 yrs in practice
  • Licensed in 4 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4070 Woodland Dr
Ann Arbor, MI 481039440
(212) 679-5473

Credentials & registration

NPPES · NUCC
NPI registered
February 2007 — 19 yrs on file
Profile last updated
June 25, 2015
Year of graduation
2005 — 21 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (4)
Ohio #35.1124272 · Delaware #C70003216 · Michigan #4301104661 · New York #249082-1
Medicaid
NY #02985922

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1083741656. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
423
Distinct HCPCS
4
Medicare allowed
$66,877
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 224 223 $180
99284 Emergency department visit with moderate level of medical decision making 102 101 $122
99291 Critical care, first 30-74 minutes 64 64 $216
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 33 28 $8

In context: peer comparison

Among 75 peers in Ann Arbor Emergency Medicine Physician, average services per provider: 70. This provider delivers 6.0× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
63
Patients
63
Total drug cost
$433
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 21 21 $321
Oxycodone-Acetaminophen (Oxycodone Hcl/Acetaminophen) Brand 15 15 $61
Prednisone Generic 15 15 $26
Cephalexin Generic 12 12 $25

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Antony Hsu's medical specialty?
Dr. Antony Hsu practices Emergency Medicine Physician in Ann Arbor, MI.
Where does Dr. Antony Hsu practice?
Dr. Antony Hsu practices at 4070 Woodland Dr, Ann Arbor, MI 481039440. Office phone: 2126795473.
What is Dr. Antony Hsu's NPI?
Dr. Antony Hsu's National Provider Identifier (NPI) is 1083741656, issued by NPPES.
Does Dr. Antony Hsu accept Medicare assignment?
Yes. Dr. Antony Hsu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Antony Hsu 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.