CHARLES CASSIDY (M.D.) – Orthopaedic Hand Surgery Physician, NPI 1053351585
Orthopaedic Hand Surgery Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
118 HAND SURGERY in MA
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Provider Addresses for CHARLES CASSIDY (M.D.)
15, Valley Road, Natick, Middlesex County, Massachusetts, 01760, United States
NATICK, MA 017603414
Phone: (617) 636-5150
Fax: (617) 636-5178
Type: Mailing
Tufts Medical Center, 800, Washington Street, Chinatown, Financial District, Boston, Suffolk County, Massachusetts, 02111, United States
BOX 26
BOSTON, MA 021111552
Phone: (617) 636-5150
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 16 Open Payments records for all available years, with a total value of $15,435.
Total Amount is formed as General ($15,435) + Research ($0) + Ownership ($0) = $15,435.
Last reported payment date: 2024-11-15 • Largest payer in this snapshot: Skeletal Dynamics Inc ($10,623).
Total Amount
$15,435
General + Research + Ownership
Payments
16
Total payment records
General Amount
$15,435
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-11-15
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Skeletal Dynamics Inc | $10,623 |
| Synthes GmbH | $4,165 |
| Stryker Corporation | $486 |
| Smith+Nephew, Inc. | $112 |
| Zimmer Biomet Holdings, Inc. | $49 |
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: 2005-06-07
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 |
|---|---|---|---|---|
| I20050607001016 | I | Hand Surgery | MA | 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 |
|---|---|---|---|---|
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 169 | 120 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 81 | 74 | $0 |
| 20550 | Injection into tendon or ligament | 70 | 47 | $0 |
| 99204 | New patient office or other outpatient visit, 45-59 minutes | 60 | 60 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 53 | 53 | $0 |
Insurance plans in this area (ZIP 01760)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| HAND SURGERY | MA | 20610 | Aspiration and/or injection of large joint or joint capsule | 37 | 25 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Physician Assistant | MA | |
| P O D I A T R Y | MA | |
| Orthopedic Surgery | TX | |
| Physician Assistant | NY | |
| Physician Assistant | MA | |
| Physician Assistant | MA | |
| Orthopedic Surgery | PA | |
| Orthopedic Surgery | MA | |
| - | MA | |
| Orthopedic Surgery, Sports Medicine | FL |
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