Doctor profile · Federal record

Dr. Robert Meirowitz, MD

Gastroenterology Physician (CMS: Gastroenterology) · Princeton, NJ

  • NPI 1639179252
  • Accepts Medicare
  • MIPS 97.5 / 100 · 2023
  • 42 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
731 Alexander RD, Suite 100
Princeton, NJ 085406345
(609) 924-1422
fax (609) 924-7473

Credentials & registration

NPPES · NUCC
NPI registered
July 2005 — 21 yrs on file
Profile last updated
December 11, 2019
Year of graduation
1984 — 42 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New Jersey #25MA04673100
Medicaid
NJ #0701602

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1639179252. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,213
Distinct HCPCS
10
Medicare allowed
$178,467
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 440 318 $138
99213 Established patient office or other outpatient visit, 20-29 minutes 161 142 $97
99204 New patient office or other outpatient visit, 45-59 minutes 155 155 $178
45380 Biopsy of large bowel using a flexible endoscope 134 134 $183
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 105 103 $141
99203 New patient office or other outpatient visit, 30-44 minutes 62 62 $122
G0105 Colorectal cancer screening; colonoscopy on individual at high risk 55 55 $196
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 31 31 $269
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 31 20 $86
45378 Diagnostic exam of large bowel using a flexible endoscope 16 16 $169

In context: peer comparison

Among 5 peers in this city , average services per provider: 66. This provider delivers 18× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,570
Transactions
93
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
ABBVIE INC. 30 $383.35
Janssen Biotech, Inc. 11 $177.38
Lilly USA, LLC 7 $146.79
PFIZER INC. 8 $144.01
IRONWOOD PHARMACEUTICALS, INC 5 $106.34
QOL Medical, LLC 5 $100.29
Ipsen Biopharmaceuticals, Inc 4 $87.35
Braintree Laboratories, Inc. 4 $66.98
Salix Pharmaceuticals, a division of Bausch Health US, LLC 4 $58.78
Phathom Pharmaceuticals, Inc. 4 $56.99
Takeda Pharmaceuticals U.S.A., Inc. 3 $55.41
Celgene Corporation 3 $46.71
Ardelyx, Inc. 2 $36.48
Madrigal Pharmaceuticals 2 $35.33
GENZYME CORPORATION 1 $21.11

By nature of payment

Food and Beverage
$1,515
Education
$35
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$20

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,067
Patients
475
Total drug cost
$417,693
Drug Type Claims Patients Total cost
Omeprazole Generic 265 86 $5,272
Sod Sulf-Potass Sulf-Mag Sulf (Sodium, Potassium,mag Sulfates) Brand 218 212 $17,390
Pantoprazole Sodium Generic 142 60 $3,187
Esomeprazole Magnesium Generic 97 28 $5,262
Famotidine Generic 74 27 $2,178
Dexlansoprazole Dr (Dexlansoprazole) Brand 41 12 $23,674
Lansoprazole Generic 39 12 $1,889
Mesalamine Generic 34 0 $29,976
Motegrity (Prucalopride Succinate) Brand 28 0 $15,544
Humira(Cf) Pen (Adalimumab) Brand 27 0 $276,378

Frequently asked questions

Auto-generated from federal data
What is Dr. Robert Meirowitz's medical specialty?
Dr. Robert Meirowitz practices Gastroenterology Physician in Princeton, NJ.
Where does Dr. Robert Meirowitz practice?
Dr. Robert Meirowitz practices at 731 Alexander RD, Princeton, NJ 085406345. Office phone: 6099241422.
What is Dr. Robert Meirowitz's NPI?
Dr. Robert Meirowitz's National Provider Identifier (NPI) is 1639179252, issued by NPPES.
Does Dr. Robert Meirowitz accept Medicare assignment?
Yes. Dr. Robert Meirowitz accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Robert Meirowitz commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Established patient office or other outpatient visit (HCPCS 99213); New patient office or other outpatient visit (HCPCS 99204). Source: CMS Medicare Physician & Other Practitioners file.