Doctor profile · Federal record

Dr. James Orsini, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Belleville, NJ

  • NPI 1922084185
  • Accepts Medicare
  • MIPS 87.2 / 100 · 2023
  • 52 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1 Clara Maass Dr Ste 200
Belleville, NJ 071093550
(973) 751-8880
fax (973) 751-8950

Credentials & registration

NPPES · NUCC
NPI registered
December 2005 — 21 yrs on file
Profile last updated
February 28, 2020
Year of graduation
1974 — 52 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State license (1)
New Jersey #25MA03159300
Medicaid
NJ #4763904

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922084185. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
553
Distinct HCPCS
5
Medicare allowed
$26,173
HCPCS Description Services Patients Avg allowed
36415 Insertion of needle into vein for collection of blood sample 202 82 $8
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 191 78 $8
99214 Established patient office or other outpatient visit, 30-39 minutes 114 55 $142
99215 Established patient office or other outpatient visit, 40-54 minutes 28 23 $200
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 18 13 $76

In context: peer comparison

Among 4 peers in this city , average services per provider: 1,286. This provider delivers 0.4× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$607
Transactions
28
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Incyte Corporation 3 $114.97
AstraZeneca Pharmaceuticals LP 6 $94.03
GlaxoSmithKline, LLC. 3 $55.77
E.R. Squibb & Sons, L.L.C. 2 $35.69
BeiGene USA, Inc. 2 $34.54
EMD Serono, Inc. 2 $33.54
Gilead Sciences, Inc. 2 $27.87
Acera Surgical, Inc. 1 $25.55
Takeda Pharmaceuticals U.S.A., Inc. 1 $24.63
GENZYME CORPORATION 1 $22.30
ABBVIE INC. 1 $20.41
Adaptive Biotechnologies Corporation 1 $20.25
Karyopharm Therapeutics Inc. 1 $19.46
Pharmacosmos Therapeutics Inc. 1 $18.30
Celgene Corporation 1 $16.90

By nature of payment

Food and Beverage
$522
Education
$85

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
47
Patients
0
Total drug cost
$509,246
Drug Type Claims Patients Total cost
Imbruvica (Ibrutinib) Brand 21 0 $345,223
Procrit (Epoetin Alfa) Brand 14 0 $23,425
Keytruda (Pembrolizumab) Brand 12 0 $140,599

Frequently asked questions

Auto-generated from federal data
What is Dr. James Orsini's medical specialty?
Dr. James Orsini practices Hematology & Oncology Physician in Belleville, NJ.
Where does Dr. James Orsini practice?
Dr. James Orsini practices at 1 Clara Maass Dr Ste 200, Belleville, NJ 071093550. Office phone: 9737518880.
What is Dr. James Orsini's NPI?
Dr. James Orsini's National Provider Identifier (NPI) is 1922084185, issued by NPPES.
Does Dr. James Orsini accept Medicare assignment?
Yes. Dr. James Orsini accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Orsini commonly perform?
Top Medicare-reported procedures in 2023: Insertion of needle into vein for collection of blood sample (HCPCS 36415); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025); Established patient office or other outpatient visit (HCPCS 99214). Source: CMS Medicare Physician & Other Practitioners file.