Benjamin David Havemann, M.D.
NPI 1154347870ActiveIndividual· Internal Medicine, Gastroenterology· Austin, TX
Internal Medicine, Gastroenterology (M.D.) in Austin, Texas, trained at Baylor College of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $601,772 for 976 claims, against $114,560 paid for services in 2024. Abbvie Inc. was the largest of 16 companies reporting payments in 2025, $1,558 in all, mostly food and beverage.
Overview
| NPI | 1154347870 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jul 14, 2006 |
| Last updated in NPPES | Oct 3, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | L8725 | TX |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Gastroenterology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 604 |
|---|---|
| Services billed | 1,111 across 39 procedure codes |
| Paid by Medicare | $114,560 |
Part D prescriptions in 2024
| Prescriptions (claims) | 976 · 1,676 30-day fills |
|---|---|
| Patients | 377 |
| Total drug cost | $601,772 |
| Generic share | 77% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Austin Gastroenterology PLLCRound Rock, TX · 76 clinicians
Hospital affiliations
- Ascension Seton Highland LakesBurnet, TX
- Baylor Scott & White Medical Center - Round RockRound Rock, TX
- St David's South Austin Medical CenterAustin, TX
Industry payments (Open Payments)
- 2025$1,558 · 77 payments from 16 companies
- 2024$1,524 · 59 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $448.75 | 25 |
| Pfizer Inc. | $233.69 | 17 |
| Janssen Scientific Affairs, LLC | $151.43 | 1 |
| Regeneron Healthcare Solutions, Inc. | $103.93 | 3 |
| Aimmune Therapeutics, Inc. | $91.45 | 5 |
What the 2025 payments were for
- Food and Beverage$1,558 · 77 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 72 gastroenterologists in Austin · All gastroenterologists in Texas