Doctor profile · Federal record

Dr. Gajan Sivananthan, MD

Vascular & Interventional Radiology Physician (CMS: Interventional Radiology) · New York, NY

  • NPI 1477887768
  • Accepts Medicare
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
303 E 83Rd St
New York, NY 10028
(609) 240-9357

Credentials & registration

NPPES · NUCC
NPI registered
September 2009 — 17 yrs on file
Profile last updated
July 30, 2015
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
2085R0204X — NUCC code
State license (1)
New York #279395

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1477887768. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
206
Distinct HCPCS
8
Medicare allowed
$18,104
HCPCS Description Services Patients Avg allowed
99152 Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older), initial 15 minutes 81 77 $14
76937 Ultrasonic guidance for blood vessel access 35 34 $15
77001 Fluoroscopic guidance for insertion or removal of central vein access device 22 22 $19
77012 Review by radiologist of ct guidance for needle placement 18 18 $76
32555 Aspiration of fluid from chest cavity using imaging guidance 14 14 $118
49083 Drainage of fluid from abdominal cavity using imaging guidance 13 11 $106
37244 Occlusion of artery or vein bleeding with review by radiologist 12 11 $708
36558 Insertion of tunneled central venous tube for infusion (5 years or older) 11 11 $285

In context: peer comparison

Among 30 peers in this city , average services per provider: 147. This provider delivers 1.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$313
Transactions
11
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Boston Scientific Corporation 3 $97.83
Balt USA, LLC 1 $92.84
Medtronic, Inc. 4 $66.43
Abbott Laboratories 1 $22.39
Sirtex Medical Inc 1 $16.96
Inari Medical, Inc. 1 $16.57

By nature of payment

Food and Beverage
$313

Frequently asked questions

Auto-generated from federal data
What is Dr. Gajan Sivananthan's medical specialty?
Dr. Gajan Sivananthan practices Vascular & Interventional Radiology Physician in New York, NY.
Where does Dr. Gajan Sivananthan practice?
Dr. Gajan Sivananthan practices at 303 E 83Rd St, New York, NY 10028. Office phone: 6092409357.
What is Dr. Gajan Sivananthan's NPI?
Dr. Gajan Sivananthan's National Provider Identifier (NPI) is 1477887768, issued by NPPES.
Does Dr. Gajan Sivananthan accept Medicare assignment?
Yes. Dr. Gajan Sivananthan accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Gajan Sivananthan commonly perform?
Top Medicare-reported procedures in 2023: Use of a drug to induce depression of consciousness by physician performing a procedure (5 years or older) (HCPCS 99152); Ultrasonic guidance for blood vessel access (HCPCS 76937); Fluoroscopic guidance for insertion or removal of central vein access device (HCPCS 77001). Source: CMS Medicare Physician & Other Practitioners file.