Doctor profile · Federal record

Dr. Michael Mariorenzi, MD

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

  • NPI 1861870321
  • Accepts Medicare
  • 11 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
725 Reservoir Ave Ste 101
Cranston, RI 029104450
(401) 944-3800
Mailing address
1 Kettle Point Ave
East Providence, RI 029145375

Credentials & registration

NPPES · NUCC
NPI registered
May 2015 — 11 yrs on file
Profile last updated
May 23, 2023
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207X00000X — NUCC code
State license (1)
Rhode Island #MD17077

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1861870321. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,392
Distinct HCPCS
10
Medicare allowed
$67,418
HCPCS Description Services Patients Avg allowed
J3301 Injection, triamcinolone acetonide, not otherwise specified, 10 mg 853 64 $1
99214 Established patient office or other outpatient visit, 30-39 minutes 126 81 $126
20610 Aspiration and/or injection of fluid from large joint 108 63 $71
73562 X-ray of knee, 3 views 88 65 $41
99213 Established patient office or other outpatient visit, 20-29 minutes 80 67 $90
99204 New patient office or other outpatient visit, 45-59 minutes 58 58 $169
73502 X-ray of hip, 2-3 views 37 31 $40
27447 Replacement of knee joint, both sides of knee 19 19 $958
99215 Established patient office or other outpatient visit, 40-54 minutes 12 12 $170
72110 X-ray of lower and sacral spine, minimum of 4 views 11 11 $51

In context: peer comparison

Among 4 peers in this city , average services per provider: 118. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$204
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
Stryker Corporation 1 $173.87
Avanos Medical 1 $29.86

By nature of payment

Food and Beverage
$204

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
285
Patients
136
Total drug cost
$1,199
Drug Type Claims Patients Total cost
Meloxicam Generic 140 57 $592
Cephalexin Generic 58 33 $91
Prednisone Generic 24 21 $109
Ibuprofen Generic 19 0 $178
Tramadol Hcl Generic 19 14 $30
Oxycodone Hcl Generic 13 0 $49
Methocarbamol Generic 12 11 $149

Frequently asked questions

Auto-generated from federal data
What is Dr. Michael Mariorenzi's medical specialty?
Dr. Michael Mariorenzi practices Orthopaedic Surgery Physician in Cranston, RI.
Where does Dr. Michael Mariorenzi practice?
Dr. Michael Mariorenzi practices at 725 Reservoir Ave Ste 101, Cranston, RI 029104450. Office phone: 4019443800.
What is Dr. Michael Mariorenzi's NPI?
Dr. Michael Mariorenzi's National Provider Identifier (NPI) is 1861870321, issued by NPPES.
Does Dr. Michael Mariorenzi accept Medicare assignment?
Yes. Dr. Michael Mariorenzi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Michael Mariorenzi commonly perform?
Top Medicare-reported procedures in 2023: Injection, triamcinolone acetonide, not otherwise specified, 10 mg (HCPCS J3301); Established patient office or other outpatient visit (HCPCS 99214); Aspiration and/or injection of fluid from large joint (HCPCS 20610). Source: CMS Medicare Physician & Other Practitioners file.