Doctor profile · Federal record

Dr. Apostolos Tassiopoulos, M.D.

Vascular Surgery Physician (CMS: Vascular Surgery) · Stony Brook, NY

  • NPI 1073555884
  • Accepts Medicare
  • MIPS 91.4 / 100 · 2023
  • 37 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
University Hospital, L5
Stony Brook, NY 117940001
(631) 444-2565
Mailing address
Po Box 1559
Stony Brook, NY 117900989

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
March 20, 2008
Year of graduation
1989 — 37 yrs since
Specialty taxonomy
2086S0129X — NUCC code
State license (1)
New York #002580

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1073555884. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,240
Distinct HCPCS
10
Medicare allowed
$243,193
HCPCS Description Services Patients Avg allowed
93970 Ultrasound study of arm or leg veins with compression and maneuvers 547 492 $39
99214 Established patient office or other outpatient visit, 30-39 minutes 240 207 $151
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 189 180 $25
93880 Ultrasound of both sides of head and neck blood flow 172 162 $233
93978 Complete ultrasound of aorta, vena cava, groin vessels or bypass grafts 151 134 $217
93880 Ultrasound of both sides of head and neck blood flow 119 117 $45
93922 Ultrasound study of arm and leg arteries 94 87 $91
93971 Ultrasound study of one arm or leg veins with compression and maneuvers 94 74 $144
99213 Established patient office or other outpatient visit, 20-29 minutes 79 73 $107
93922 Ultrasound study of arm and leg arteries 67 63 $15

In context: peer comparison

Among 5 peers in Stony Brook Vascular Surgery Physician, average services per provider: 68. This provider delivers 33× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$27,740
Transactions
58
Manufacturers
9
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 32 $23,730.73
Bolton Medical INC 10 $3,476.70
Silk Road Medical, INC. 5 $149.07
Boston Scientific Corporation 3 $123.52
W. L. Gore & Associates, INC. 2 $110.82
Terumo Medical Corporation 2 $54.07
Janssen Pharmaceuticals, INC 2 $43.61
Tactile Systems Technology INC 1 $32.09
Penumbra, INC. 1 $19.48

By nature of payment

Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$22,338
Consulting Fee
$2,850
Food and Beverage
$2,099
Travel and Lodging
$454

Frequently asked questions

Auto-generated from federal data
What is Dr. Apostolos Tassiopoulos's medical specialty?
Dr. Apostolos Tassiopoulos practices Vascular Surgery Physician in Stony Brook, NY.
Where does Dr. Apostolos Tassiopoulos practice?
Dr. Apostolos Tassiopoulos practices at University Hospital, L5, Stony Brook, NY 117940001. Office phone: 6314442565.
What is Dr. Apostolos Tassiopoulos's NPI?
Dr. Apostolos Tassiopoulos's National Provider Identifier (NPI) is 1073555884, issued by NPPES.
Does Dr. Apostolos Tassiopoulos accept Medicare assignment?
Yes. Dr. Apostolos Tassiopoulos accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Apostolos Tassiopoulos commonly perform?
Top Medicare-reported procedures in 2023: Ultrasound study of arm or leg veins with compression and maneuvers (HCPCS 93970); Established patient office or other outpatient visit (HCPCS 99214); Ultrasound study of one arm or leg veins with compression and maneuvers (HCPCS 93971). Source: CMS Medicare Physician & Other Practitioners file.