Doctor profile · Federal record

Dr. Ellen Rosen, MD

Gastroenterology Physician (CMS: Gastroenterology) · Morristown, NJ

  • NPI 1891895959
  • Accepts Medicare
  • 33 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
101 Madison Ave
Morristown, NJ 079607357
(973) 455-0404
Mailing address
101 Old Short Hills RD, Suite 217
West Orange, NJ 070521000

Credentials & registration

NPPES · NUCC
NPI registered
September 2006 — 20 yrs on file
Profile last updated
September 8, 2014
Year of graduation
1993 — 33 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
New Jersey #MA07093400
Medicaid
NJ #8261407

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1891895959. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
173
Distinct HCPCS
5
Medicare allowed
$22,487
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 77 56 $101
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 29 26 $112
99203 New patient office or other outpatient visit, 30-44 minutes 28 28 $125
45380 Biopsy of large bowel using a flexible endoscope 24 24 $159
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 15 15 $275

In context: peer comparison

Among 2 peers in Morristown Gastroenterology Physician, average services per provider: 89. This provider delivers 1.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$1,355
Transactions
80
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Abbvie INC. 19 $303.92
Salix Pharmaceuticals, A Division of Bausch Health US, LLC 22 $297.30
Pfizer INC. 8 $143.60
Qol Medical, LLC 4 $82.19
Takeda Pharmaceuticals U.S.A., INC. 4 $75.69
Ardelyx, INC. 4 $72.49
Ironwood Pharmaceuticals, INC 4 $66.07
Janssen Biotech, INC. 4 $64.69
Aimmune Therapeutics, INC. 2 $45.67
Braintree Laboratories, INC. 2 $41.55
Intercept Pharmaceuticals, INC. 2 $37.59
Lilly USA, LLC 2 $33.24
Genzyme Corporation 1 $21.50
Medtronic, INC. 1 $20.92
Regeneron Healthcare Solutions, INC. 1 $18.72

By nature of payment

Food and Beverage
$1,339
Education
$16

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
259
Patients
75
Total drug cost
$26,553
Drug Type Claims Patients Total cost
Omeprazole Generic 124 34 $1,270
Pantoprazole Sodium Generic 48 17 $832
Sutab (Sod Sulf/Pot Chloride/Mag Sulf) Brand 25 24 $4,041
Linzess (Linaclotide) Brand 18 0 $15,365
Ondansetron Hcl (Ondansetron Hcl/Pf) Brand 17 0 $168
Famotidine Generic 14 0 $266
Mesalamine Generic 13 0 $4,611

Frequently asked questions

Auto-generated from federal data
What is Dr. Ellen Rosen's medical specialty?
Dr. Ellen Rosen practices Gastroenterology Physician in Morristown, NJ.
Where does Dr. Ellen Rosen practice?
Dr. Ellen Rosen practices at 101 Madison Ave, Morristown, NJ 079607357. Office phone: 9734550404.
What is Dr. Ellen Rosen's NPI?
Dr. Ellen Rosen's National Provider Identifier (NPI) is 1891895959, issued by NPPES.
Does Dr. Ellen Rosen accept Medicare assignment?
Yes. Dr. Ellen Rosen accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Ellen Rosen commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99213); Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope (HCPCS 43239); New patient office or other outpatient visit (HCPCS 99203). Source: CMS Medicare Physician & Other Practitioners file.