MICHAEL PETER MARIORENZI (MD) – Orthopaedic Surgery Physician, NPI 1093701948
Orthopaedic Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
182 ORTHOPEDIC SURGERY in RI
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Provider Addresses for MICHAEL PETER MARIORENZI (MD)
Cranston Medical Labs, 725, Reservoir Avenue, Cranston, Providence County, Rhode Island, 02920, United States
#101
CRANSTON, RI 029104448
Phone: (401) 944-3800
Fax: (401) 944-1342
Mailing address matches the actual address.
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 14 Open Payments records for all available years, with a total value of $630.
Total Amount is formed as General ($630) + Research ($0) + Ownership ($0) = $630.
Last reported payment date: 2024-11-08 • Largest payer in this snapshot: Zimmer Biomet Holdings, Inc. ($158).
Total Amount
$630
General + Research + Ownership
Payments
14
Total payment records
General Amount
$630
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-08
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Zimmer Biomet Holdings, Inc. | $158 |
| Stryker Corporation | $118 |
| Amgen Inc. | $100 |
| Mallinckrodt Hospital Products Inc. | $83 |
| ABBVIE INC. | $81 |
Medicare Enrollment & Revalidation
Source: CMS public data · Not endorsed by CMS ·
Educational use only—not medical, billing, or legal advice.
PECOS enrollment status
Participating (accepts Medicare assignment)
Enrollment effective: 2010-02-25
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking this Medicare enrollment for revalidation, but has not published a due date.
Enrollment records
1
Earliest due date
Not assigned (TBD)
CMS data updated
2026-06-01
Revalidation progress
- Medicare enrolled
- On CMS revalidation list
- Due date assigned
- Revalidate in PECOS
CMS enrollment records
| Enrollment ID | Type | Specialty | State | Due date |
|---|---|---|---|---|
| I20100225000634 | I | Orthopedic Surgery | RI | TBD |
What to do next
- No action required while the due date shows TBD.
- Check the CMS Revalidation Lookup Tool periodically — CMS updates the list about every 60 days.
- Do not submit a revalidation application in PECOS until CMS publishes a concrete due date.
Prepare CMS-855 application → · Look up this NPI in PECOS → · Verify on CMS PECOS
Medicare Utilization (FFS)
Source: CMS public data · Not endorsed by CMS · Beneficiary counts under 11 are suppressed in source data ·
Educational use only—not medical, billing, or legal advice.
Top Medicare procedures (2023) · refreshed 2026-05-27
| HCPCS | Description | Services | Beneficiaries | Medicare allowed |
|---|---|---|---|---|
| J1100 | Injection, dexamethasone sodium phosphate, 1 mg | 1,857 | 87 | $0 |
| J3304 | Injection, triamcinolone acetonide, preservative-free, extended-release, microsphere formulation, 1 mg | 1,216 | 18 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 173 | 108 | $0 |
| 20610 | Aspiration and/or injection of fluid from large joint | 110 | 81 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 91 | 72 | $0 |
Insurance plans in this area (ZIP 02910)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| ORTHOPEDIC SURGERY | RI | 20610 | Aspiration and/or injection of large joint or joint capsule | 17 | 15 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Medical Oncology, Internal Medicine | RI | |
| Interventional Cardiology, Cardiovascular Disease (Cardiology) | RI | |
| Cardiovascular Disease (Cardiology), Interventional Cardiology | RI | |
| Thoracic Surgery | RI | |
| Mental Health Counselor | RI | |
| - | RI | |
| Mental Health Counselor | RI | |
| H E M A T O L O G Y/ O N C O L O G Y | RI | |
| Physician Assistant | RI | |
| Nurse Practitioner | RI |
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