DR. MARK LAMET (MD) – Gastroenterology Physician, NPI 1972554731
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
382 GASTROENTEROLOGY in WI
Provider Addresses for DR. MARK LAMET (MD)
3003 University Dr
Marinette, WI 541434110
Phone: (715) 735-4200
Fax: (715) 735-8019
Type: Location
4350 SHERIDAN ST STE 101
HOLLYWOOD, FL 330213556
Phone: (954) 961-7771
Fax: (954) 961-9633
Type: Mailing
North 35th Avenue, West Hollywood, Hollywood, Broward County, Florida, 33021, United States
SUITE 445
HOLLYWOOD, FL 33021
Phone: (954) 961-7771
Fax: (954) 961-9633
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 88 Open Payments records for all available years, with a total value of $11,372.
Total Amount is formed as General ($2,372) + Research ($9,000) + Ownership ($0) = $11,372.
Last reported payment date: 2024-12-27 • Largest payer in this snapshot: Celgene Corporation ($9,347).
Total Amount
$11,372
General + Research + Ownership
Payments
88
Total payment records
General Amount
$2,372
General payments
Research Amount
$9,000
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-27
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Celgene Corporation | $9,347 |
| ABBVIE INC. | $625 |
| Madrigal Pharmaceuticals | $310 |
| Janssen Scientific Affairs, LLC | $225 |
| Janssen Biotech, Inc. | $150 |
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: 2024-08-22
PECOS data refreshed: 2026-05-27
Medicare revalidation (CMS due date list)
Due date not assigned yet
CMS is tracking 3 Medicare enrollment records; no due dates published yet.
Enrollment records
3
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 |
|---|---|---|---|---|
| I20100715000418 | I | Gastroenterology | FL | TBD |
| I20150319001702 | I | Internal Medicine | ND | TBD |
| I20240822000258 | I | Gastroenterology | WI | 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 | 92 | 55 | $0 |
| 99232 | Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes | 79 | 44 | $0 |
| 99203 | New patient office or other outpatient visit, 30-44 minutes | 59 | 59 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 31 | 31 | $0 |
| 99222 | Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes | 29 | 29 | $0 |
Insurance plans in this area (ZIP 54143)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | FL | 45378 | Diagnostic examination of large bowel using an endoscope | 35 | 35 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| G A S T R O E N T E R O L O G Y | FL |
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