MARK J. LIBASSI (M.D.) – Trauma Surgery Physician, NPI 1215967682
Trauma Surgery Physician
Main info
Doctor Profile
Contacts
Profile Insights
NPPES metrics only — not quality of care.
1,999 GENERAL SURGERY in PA
Provider Addresses for MARK J. LIBASSI (M.D.)
P. O. BOX 8500 - 6335
PHILADELPHIA, PA 191786335
Phone: (215) 807-8000
Fax: (215) 807-8235
Type: Mailing
1203 LANGHORNE NEWTOWN RD STE 225
LANGHORNE, PA 190471237
Phone: (215) 710-6613
Fax: (215) 710-6614
Type: Location
Red Lion Road, Philadelphia, Philadelphia County, Pennsylvania, 19115, United States
SUITE 125
PHILADELPHIA, PA 191141436
Phone: (215) 824-4559
Fax: (215) 612-9220
Type: Location
41 UNIVERSITY DR STE 300
NEWTOWN, PA 189401873
Phone: (215) 710-5522
Fax: (215) 710-5181
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 19 Open Payments records for all available years, with a total value of $3,265.
Total Amount is formed as General ($3,265) + Research ($0) + Ownership ($0) = $3,265.
Last reported payment date: 2024-10-09 • Largest payer in this snapshot: Intuitive Surgical, Inc. ($3,121).
Total Amount
$3,265
General + Research + Ownership
Payments
19
Total payment records
General Amount
$3,265
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-10-09
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Intuitive Surgical, Inc. | $3,121 |
| Smith+Nephew, Inc. | $51 |
| W. L. Gore & Associates, Inc. | $40 |
| CONMED Corporation | $36 |
| Ethicon US, LLC | $16 |
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: 2004-06-21
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 |
|---|---|---|---|---|
| I20040621000900 | I | General Surgery | PA | 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 |
|---|---|---|---|---|
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 167 | 71 | $0 |
| 99223 | Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes | 56 | 56 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 48 | 40 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 43 | 42 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 41 | 27 | $0 |
Insurance plans in this area (ZIP 19178)
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Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | PA | |
| - | PA | |
| - | PA | |
| - | PA | |
| Nurse Practitioner | PA | |
| G A S T R O E N T E R O L O G Y | PA | |
| H O S P I T A L I S T | PA | |
| Emergency Medicine | PA | |
| H O S P I T A L I S T | NY | |
| Infectious Disease | PA |
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