Doctor profile · Federal record

Dr. Louis Mariorenzi, MD

Orthopaedic Surgery Physician (CMS: Orthopedic Surgery) · Cranston, RI

  • NPI 1194710814
  • Accepts Medicare
  • 46 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
725 Reservoir Ave, #101
Cranston, RI 029104448
(401) 944-3800
fax (401) 944-1342

Credentials & registration

NPPES · NUCC
NPI registered
September 2005 — 21 yrs on file
Profile last updated
August 18, 2010
Year of graduation
1980 — 46 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Rhode Island #MD06047
Medicaid
RI #7000831

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1194710814. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,121
Distinct HCPCS
10
Medicare allowed
$71,692
HCPCS Description Services Patients Avg allowed
J1100 Injection, dexamethasone sodium phosphate, 1 mg 437 48 $0
99213 Established patient office or other outpatient visit, 20-29 minutes 169 111 $92
73560 X-ray of knee, 1-2 views 124 78 $36
99214 Established patient office or other outpatient visit, 30-39 minutes 89 72 $129
20610 Aspiration and/or injection of fluid from large joint 75 48 $72
73502 X-ray of hip, 2-3 views 52 35 $47
77073 X-ray for bone length assessment 34 25 $45
72170 X-ray of pelvis, 1-2 views 29 28 $29
72100 X-ray of lower and sacral spine, 2-3 views 25 25 $39
99204 New patient office or other outpatient visit, 45-59 minutes 21 21 $170

In context: peer comparison

Among 4 peers in this city , average services per provider: 118. This provider delivers 9.5× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$30
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Avanos Medical 1 $29.86

By nature of payment

Food and Beverage
$30

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
558
Patients
166
Total drug cost
$6,347
Drug Type Claims Patients Total cost
Meloxicam Generic 325 107 $2,569
Celecoxib Generic 100 30 $2,535
Naproxen Generic 42 11 $323
Ibuprofen Generic 40 0 $499
Diclofenac Sodium Generic 30 0 $349
Prednisone Generic 21 18 $72

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Louis Mariorenzi's medical specialty?
Dr. Louis Mariorenzi practices Orthopaedic Surgery Physician in Cranston, RI.
Where does Dr. Louis Mariorenzi practice?
Dr. Louis Mariorenzi practices at 725 Reservoir Ave, Cranston, RI 029104448. Office phone: 4019443800.
What is Dr. Louis Mariorenzi's NPI?
Dr. Louis Mariorenzi's National Provider Identifier (NPI) is 1194710814, issued by NPPES.
Does Dr. Louis Mariorenzi accept Medicare assignment?
Yes. Dr. Louis Mariorenzi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Louis Mariorenzi commonly perform?
Top Medicare-reported procedures in 2023: Injection, dexamethasone sodium phosphate, 1 mg (HCPCS J1100); Established patient office or other outpatient visit (HCPCS 99213); X-ray of knee, 1-2 views (HCPCS 73560). Source: CMS Medicare Physician & Other Practitioners file.