DR. GARDAR GISLASON (MD) – Gastroenterology Physician, NPI 1922038157
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
448 GASTROENTEROLOGY in IN
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Provider Addresses for DR. GARDAR GISLASON (MD)
3800 VENETIAN WAY
NEWBURGH, IN 476308257
Phone: (812) 477-6103
Fax: (812) 477-4897
Type: Mailing
Saint Marys Drive, Evansville, Vanderburgh County, Indiana, 47750, United States
SUITE 205 W
EVANSVILLE, IN 477140518
Phone: (812) 477-6103
Fax: (812) 477-4897
Type: Mailing
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 85 Open Payments records for all available years, with a total value of $3,872.
Total Amount is formed as General ($3,872) + Research ($0) + Ownership ($0) = $3,872.
Last reported payment date: 2024-12-13 • Largest payer in this snapshot: Salix Pharmaceuticals, a division of Bausch Health US, LLC ($2,058).
Total Amount
$3,872
General + Research + Ownership
Payments
85
Total payment records
General Amount
$3,872
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2024-12-13
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Salix Pharmaceuticals, a division of Bausch Health US, LLC | $2,058 |
| ABBVIE INC. | $486 |
| Janssen Biotech, Inc. | $286 |
| PFIZER INC. | $144 |
| Takeda Pharmaceuticals U.S.A., Inc. | $98 |
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: 2007-12-07
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 |
|---|---|---|---|---|
| I20071207000529 | I | Gastroenterology | IN | 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 |
|---|---|---|---|---|
| 99439 | Chronic care management services for two or more chronic conditions, additional 20 minutes of clinical staff time directed by health care professional, per calendar month | 670 | 81 | $0 |
| 99490 | Chronic care management services, first 20 minutes of clinical staff time directed by health care professional, per calendar month | 385 | 81 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 126 | 124 | $0 |
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 124 | 124 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 108 | 108 | $0 |
Insurance plans in this area (ZIP 47630)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | IN | 43235 | Diagnostic examination of esophagus, stomach, and/or upper small bowel using an endoscope | 31 | 31 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | IN | |
| G A S T R O E N T E R O L O G Y | MN | |
| G A S T R O E N T E R O L O G Y | KY | |
| Internal Medicine, Gastroenterology | IN | |
| Nurse Practitioner | IN | |
| G A S T R O E N T E R O L O G Y | IN | |
| P A T H O L O G Y | IN | |
| Nurse Practitioner | IN | |
| G A S T R O E N T E R O L O G Y | IN | |
| Nurse Practitioner | IN |
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