Doctor profile · Federal record

Dr. Vivian Siu

Internal Medicine Physician (CMS: Internal Medicine) · Mineola, NY

  • NPI 1689934556
  • Accepts Medicare
  • MIPS 84.5 / 100 · 2023
  • 14 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
259 1St St
Mineola, NY 115013957
(516) 663-8963

Credentials & registration

NPPES · NUCC
NPI registered
May 2012 — 14 yrs on file
Profile last updated
June 28, 2023
Year of graduation
2012 — 14 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
New York #2830611

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1689934556. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
864
Distinct HCPCS
4
Medicare allowed
$95,484
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 495 185 $92
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 281 130 $138
99239 Hospital discharge day management, more than 30 minutes 75 71 $133
99497 Advance care planning, first 30 minutes 13 13 $87

In context: peer comparison

Among 25 peers in Mineola Internal Medicine Physician, average services per provider: 91. This provider delivers 9.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$204
Transactions
8
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Janssen Pharmaceuticals, INC 5 $114.71
Kestra Medical Technology Services, INC. 1 $35.47
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 1 $30.54
E.R. Squibb & Sons, L.L.C. 1 $23.28

By nature of payment

Food and Beverage
$204

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Vivian Siu's medical specialty?
Dr. Vivian Siu practices Internal Medicine Physician in Mineola, NY.
Where does Dr. Vivian Siu practice?
Dr. Vivian Siu practices at 259 1St St, Mineola, NY 115013957. Office phone: 5166638963.
What is Dr. Vivian Siu's NPI?
Dr. Vivian Siu's National Provider Identifier (NPI) is 1689934556, issued by NPPES.
Does Dr. Vivian Siu accept Medicare assignment?
Yes. Dr. Vivian Siu accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Vivian Siu commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233); Hospital discharge day management (HCPCS 99239). Source: CMS Medicare Physician & Other Practitioners file.