DR. BENJAMIN DAVID HAVEMANN (M.D.) – Gastroenterology Physician, NPI 1154347870
Gastroenterology Physician
Main info
Doctor Profile
Profile Insights
NPPES metrics only — not quality of care.
1,498 GASTROENTEROLOGY in TX
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Provider Addresses for DR. BENJAMIN DAVID HAVEMANN (M.D.)
PO BOX 10597
AUSTIN, TX 787661597
Phone: (512) 448-4588
Fax: (512) 445-4511
Type: Mailing
Austin Gastroenterology, 4310, James Casey Street, Austin, Travis County, Texas, 78745, United States
STE. 4A
AUSTIN, TX 787451251
Phone: (512) 448-4588
Fax: (512) 445-4511
Type: Location
NPPES updates history
No NPPES updates recorded for this provider.
Prescription Activity
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Open Payments (CMS)
CMS reports 140 Open Payments records for all available years, with a total value of $10,571.
Total Amount is formed as General ($10,571) + Research ($0) + Ownership ($0) = $10,571.
Last reported payment date: 2024-12-11 • Largest payer in this snapshot: Ferring Pharmaceuticals Inc. ($7,225).
Total Amount
$10,571
General + Research + Ownership
Payments
140
Total payment records
General Amount
$10,571
General payments
Research Amount
$0
Research funding
Ownership Amount
$0
Ownership interests
Ownership Count
2
Ownership records
Last Payment Date
2024-12-11
Latest reported date
Top Companies
Largest payers in this snapshot
| Company | Amount |
|---|---|
| Ferring Pharmaceuticals Inc. | $7,225 |
| ABBVIE INC. | $937 |
| Janssen Scientific Affairs, LLC | $405 |
| Celgene Corporation | $333 |
| Regeneron Healthcare Solutions, Inc. | $285 |
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: 2006-12-09
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 |
|---|---|---|---|---|
| I20061209000049 | I | Gastroenterology | TX | 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 | 231 | 229 | $0 |
| 45380 | Biopsy of large bowel using a flexible endoscope | 171 | 169 | $0 |
| 43239 | Biopsy of esophagus, stomach, and/or upper small bowel using a flexible endoscope | 143 | 141 | $0 |
| 99213 | Established patient office or other outpatient visit, 20-29 minutes | 99 | 96 | $0 |
| 99214 | Established patient office or other outpatient visit, 30-39 minutes | 76 | 67 | $0 |
Insurance plans in this area (ZIP 78766)
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Provider's Procedures
Group practice members
| Name | Specialty | State |
|---|---|---|
| Nurse Practitioner | TX | |
| - | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| Physician Assistant | TX | |
| G A S T R O E N T E R O L O G Y | TX | |
| Physician Assistant | TX | |
| - | TX | |
| G A S T R O E N T E R O L O G Y | TX |
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