Doctor profile · Federal record

Dr. Stefan Kantrowitz, M.D.

Addiction Medicine (Internal Medicine) Physician · Garden City, NY

  • NPI 1518296078
  • 17 yrs on file
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
111 7Th St Unit 111
Garden City, NY 115305709
(212) 203-9744

Credentials & registration

NPPES · NUCC
NPI registered
December 2009 — 17 yrs on file
Profile last updated
December 6, 2022
Specialty taxonomy
207RA0401X — NUCC code
State license (1)
New York #260273

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1518296078. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$8,573
Transactions
24
Manufacturers
4
Payer (manufacturer) Industry Txns Amount
Alkermes, INC. 18 $8,417.72
Indivior INC. 3 $65.98
Uswm, LLC 2 $56.35
E.R. Squibb & Sons, L.L.C. 1 $32.86

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
$7,920
Food and Beverage
$628
Travel and Lodging
$25

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
406
Patients
42
Total drug cost
$18,219
Drug Type Claims Patients Total cost
Buprenorphine-Naloxone (Buprenorphine Hcl/Naloxone Hcl) Brand 64 13 $10,327
Trazodone Hcl Generic 59 18 $549
Escitalopram Oxalate Generic 50 0 $284
Sertraline Hcl Generic 44 0 $321
Quetiapine Fumarate Generic 42 11 $457
Hydroxyzine Hcl Generic 40 0 $613
Aripiprazole Generic 35 0 $4,683
Gabapentin Generic 20 0 $158
Mirtazapine Generic 20 0 $135
Naltrexone Hcl Generic 19 0 $621

Frequently asked questions

Auto-generated from federal data
What is Dr. Stefan Kantrowitz's medical specialty?
Dr. Stefan Kantrowitz practices Addiction Medicine (Internal Medicine) Physician in Garden City, NY.
Where does Dr. Stefan Kantrowitz practice?
Dr. Stefan Kantrowitz practices at 111 7Th St Unit 111, Garden City, NY 115305709. Office phone: 2122039744.
What is Dr. Stefan Kantrowitz's NPI?
Dr. Stefan Kantrowitz's National Provider Identifier (NPI) is 1518296078, issued by NPPES.