Doctor profile · Federal record

Dr. James Marx, M.D.

Pain Medicine (Anesthesiology) Physician · Pain Medicine (Anesthesiology) Physician · Pain Medicine (Anesthesiology) Physician · Las Vegas, NV

  • NPI 1922153907
  • 19 yrs on file
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
608 S Jones Blvd
Las Vegas, NV 891073613
(702) 878-4568

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
July 8, 2007
Specialty taxonomy
207LP2900X — NUCC code
State licenses (3)
Nevada #6619 · California #C37925 · Nebraska #12694

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1922153907. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$252
Transactions
4
Manufacturers
3
Payer (manufacturer) Industry Txns Amount
Averitas Pharma INC. 2 $90.46
Pfizer INC. 1 $81.55
Vertex Pharmaceuticals Incorporated 1 $79.55

By nature of payment

Food and Beverage
$252

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
987
Patients
48
Total drug cost
$91,328
Drug Type Claims Patients Total cost
Oxycodone Hcl Generic 209 21 $14,159
Alprazolam Generic 111 0 $611
Fentanyl Generic 91 0 $17,564
Morphine Sulfate ER (Morphine Sulfate) Brand 77 0 $6,418
Tizanidine Hcl Generic 77 12 $1,484
Methadone Hcl Generic 70 0 $2,998
Hydrocodone-Acetaminophen (Hydrocodone/Acetaminophen) Brand 59 0 $1,349
Montelukast Sodium Generic 59 15 $392
Diazepam Generic 55 0 $314
Amitriptyline Hcl Generic 32 0 $466

Frequently asked questions

Auto-generated from federal data
What is Dr. James Marx's medical specialty?
Dr. James Marx practices Pain Medicine (Anesthesiology) Physician in Las Vegas, NV.
Where does Dr. James Marx practice?
Dr. James Marx practices at 608 S Jones Blvd, Las Vegas, NV 891073613. Office phone: 7028784568.
What is Dr. James Marx's NPI?
Dr. James Marx's National Provider Identifier (NPI) is 1922153907, issued by NPPES.