Doctor profile · Federal record

Dr. Eduardo Mari, MD

Gastroenterology Physician (CMS: Gastroenterology) · Waterbury, CT

  • NPI 1063458396
  • Accepts Medicare
  • 62 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
1389 West Main St
Waterbury, CT 06708
(203) 755-2268
fax (203) 574-5500

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
January 20, 2023
Year of graduation
1964 — 62 yrs since
Specialty taxonomy
207RG0100X — NUCC code
State license (1)
Connecticut #016642
Medicaid
CT #001166420

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1063458396. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
286
Distinct HCPCS
8
Medicare allowed
$34,214
HCPCS Description Services Patients Avg allowed
99213 Established patient office or other outpatient visit, 20-29 minutes 115 73 $95
99203 New patient office or other outpatient visit, 30-44 minutes 55 55 $118
43239 Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope 34 33 $97
99212 Established patient office or other outpatient visit, 10-19 minutes 23 22 $60
45385 Removal of polyps or growths of large bowel using an endoscope with mechanical snare 21 21 $262
45378 Diagnostic exam of large bowel using a flexible endoscope 15 15 $181
45380 Biopsy of large bowel using a flexible endoscope 12 12 $160
99204 New patient office or other outpatient visit, 45-59 minutes 11 11 $175

In context: peer comparison

Among 6 peers in Waterbury Gastroenterology Physician, average services per provider: 50. This provider delivers 5.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$305
Transactions
9
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Regeneron Healthcare Solutions, INC. 1 $120.06
Phathom Pharmaceuticals, INC. 3 $56.45
Janssen Biotech, INC. 1 $34.79
Qol Medical, LLC 1 $28.64
Exact Sciences Corporation 1 $23.43
Intercept Pharmaceuticals, INC. 1 $22.31
Takeda Pharmaceuticals U.S.A., INC. 1 $18.88

By nature of payment

Food and Beverage
$305

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
676
Patients
261
Total drug cost
$219,467
Drug Type Claims Patients Total cost
Pantoprazole Sodium Generic 307 134 $4,932
Sucralfate Generic 126 41 $3,425
Omeprazole Generic 118 46 $1,868
Famotidine Generic 25 12 $518
Esomeprazole Magnesium Generic 20 0 $2,008
Metronidazole Generic 18 16 $257
Hydrocortisone Generic 14 0 $200
Humira(Cf) Pen (Adalimumab) Brand 13 0 $97,195
Amoxicillin Generic 12 12 $52
Mesalamine Generic 12 0 $7,980

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Eduardo Mari's medical specialty?
Dr. Eduardo Mari practices Gastroenterology Physician in Waterbury, CT.
Where does Dr. Eduardo Mari practice?
Dr. Eduardo Mari practices at 1389 West Main St, Waterbury, CT 06708. Office phone: 2037552268.
What is Dr. Eduardo Mari's NPI?
Dr. Eduardo Mari's National Provider Identifier (NPI) is 1063458396, issued by NPPES.
Does Dr. Eduardo Mari accept Medicare assignment?
Yes. Dr. Eduardo Mari accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Eduardo Mari 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.