Doctor profile · Federal record

Dr. Nicolae Weisz, MD

Gastroenterology Physician (CMS: Gastroenterology) · Las Vegas, NV

  • NPI 1538260476
  • Accepts Medicare
  • MIPS 22.7 / 100 · 2023
  • 41 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
7150 Smoke Ranch RD Ste 110
Las Vegas, NV 891283157
(702) 804-1818
fax (702) 804-1720
Additional location
9120 W Post RD Ste 104
Las Vegas, NV 891482426
Mailing address
Po Box 371323
Las Vegas, NV 891371323

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
August 23, 2021
Year of graduation
1985 — 41 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Nevada #10894

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538260476. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
873
Distinct HCPCS
8
Medicare allowed
$96,783
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 489 278 $87
99203 New patient office or other outpatient visit, 30-44 minutes 135 135 $111
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 87 86 $107
45378 Diagnostic exam of large bowel using a flexible endoscope 63 62 $177
45380 Biopsy of large bowel using a flexible endoscope 35 35 $168
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 34 34 $250
G0121 Colorectal cancer screening; colonoscopy on individual not meeting criteria for high risk 17 17 $168
99214 Established patient office or other outpatient visit, 30-39 minutes 13 13 $127

In context: peer comparison

Among 19 peers in this city , average services per provider: 90. This provider delivers 9.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$836
Transactions
38
Manufacturers
12
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 19 $426.95
Janssen Biotech, Inc. 4 $77.08
Celgene Corporation 3 $66.63
Madrigal Pharmaceuticals 2 $48.76
Intercept Pharmaceuticals, Inc. 2 $40.41
Takeda Pharmaceuticals U.S.A., Inc. 2 $39.72
ORPHALAN INC 1 $33.46
Gilead Sciences, Inc. 1 $32.38
GENZYME CORPORATION 1 $23.00
AIMMUNE THERAPEUTICS, INC. 1 $19.13
Salix Pharmaceuticals, a division of Bausch Health US, LLC 1 $15.01
Regeneron Healthcare Solutions, Inc. 1 $13.49

By nature of payment

Food and Beverage
$836

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
817
Patients
527
Total drug cost
$105,631
Drug Type Claims Patients Total cost
Clenpiq (Sod Picosulf/Mag Ox/Citric Ac) Brand 250 248 $44,432
Esomeprazole Magnesium Generic 153 67 $5,519
Peg 3350-Electrolyte (Sodium Chloride/Nahco3/Kcl/Peg) Brand 59 58 $1,186
Pantoprazole Sodium Generic 55 27 $837
Lactulose Generic 49 17 $1,417
Omeprazole Generic 48 21 $515
Sucralfate Generic 42 23 $10,248
Linzess (Linaclotide) Brand 30 11 $25,512
Cholestyramine (Cholestyramine (With Sugar)) Brand 29 14 $4,255
Ondansetron Odt (Ondansetron) Brand 20 11 $306

Frequently asked questions

Auto-generated from federal data
What is Dr. Nicolae Weisz's medical specialty?
Dr. Nicolae Weisz practices Gastroenterology Physician in Las Vegas, NV.
Where does Dr. Nicolae Weisz practice?
Dr. Nicolae Weisz practices at 7150 Smoke Ranch RD Ste 110, Las Vegas, NV 891283157. Office phone: 7028041818.
What is Dr. Nicolae Weisz's NPI?
Dr. Nicolae Weisz's National Provider Identifier (NPI) is 1538260476, issued by NPPES.
Does Dr. Nicolae Weisz accept Medicare assignment?
Yes. Dr. Nicolae Weisz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nicolae Weisz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99203); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239). Source: CMS Medicare Physician & Other Practitioners file.