DR. CHARLES MARK RIGGENBACH (M.D.) – Gastroenterology Physician, NPI 1346225240
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,474 GASTROENTEROLOGY in FL
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Provider Addresses for DR. CHARLES MARK RIGGENBACH (M.D.)
Mar Walt Drive, Wright, Fort Walton Beach, Okaloosa County, Florida, 32547, United States
GASTROENTEROLOGY DEPARTMENT
FORT WALTON BEACH, FL 32547
Phone: (850) 863-8260
Fax: (850) 862-6148
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 2 Open Payments records for all available years, with a total value of $98.
Total Amount is formed as General ($98) + Research ($0) + Ownership ($0) = $98.
Last reported payment date: 2023-11-07 • Largest payer in this snapshot: Dexcom, Inc. ($98).
Total Amount
$98
General + Research + Ownership
Payments
2
Total payment records
General Amount
$98
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
0
Ownership records
Last Payment Date
2023-11-07
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Dexcom, 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: 2010-01-15
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 |
|---|---|---|---|---|
| I20100115000344 | I | Gastroenterology | FL | 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 |
|---|---|---|---|---|
| 45385 | Removal of polyps or growths of large bowel using an endoscope with mechanical snare | 70 | 70 | $0 |
| G0105 | Colorectal cancer screening; colonoscopy on individual at high risk | 29 | 29 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 20 | 20 | $0 |
Insurance plans in this area (ZIP 32547)
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Provider's Procedures
| Specialty | Practice State | HCPCS Code | Description | Service Count | Beneficiary Count |
|---|---|---|---|---|---|
| GASTROENTEROLOGY | FL | 45385 | Removal of polyps or growths of large bowel using an endoscope | 276 | 276 |
Group practice members
| Name | Specialty | State |
|---|---|---|
| General Surgery | FL | |
| - | FL | |
| Internal Medicine | FL | |
| Pain Management | FL | |
| Qualified Audiologist | FL | |
| Family Practice | FL | |
| - | FL | |
| Physician Assistant | FL | |
| - | FL | |
| - | FL |
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