Alexander Michael Lustberg, M.D.
NPI 1225009301ActiveIndividual· Internal Medicine, Gastroenterology· Santa Rosa, CA
Internal Medicine, Gastroenterology (M.D.) with Sutter Bay Medical Foundation, practicing in Santa Rosa, California. Their prescriptions cost Medicare Part D more than their services did: $1,020,650 for 1,401 claims, against $138,310 paid for services in 2024. Olympus Medical Systems Corporation was the largest of 2 companies reporting payments in 2025, $5,135 in all, mostly consulting fees. Lists California Pacific Medical Ctr-Davies Campus Hosp and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1225009301 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jan 27, 2006 |
| Last updated in NPPES | Mar 7, 2023 |
| Certified by provider | Apr 28, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | A86284 | CA |
| Internal Medicine, Gastroenterology | 207RG0100X | A-86284 | CA |
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 (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 542 |
|---|---|
| Services billed | 1,285 across 63 procedure codes |
| Paid by Medicare | $138,310 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,401 · 2,483 30-day fills |
|---|---|
| Patients | 395 |
| Total drug cost | $1,020,650 |
| Generic share | 81% of claims |
Education and affiliations
| Graduation year | 1996 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Sutter Bay Medical FoundationFremont, CA · 3,829 clinicians
Hospital affiliations
- California Pacific Medical Ctr-Davies Campus HospSan Francisco, CA
- Sutter Lakeside HospitalLakeport, CA
- Sutter Santa Rosa Regional HospitalSanta Rosa, CA
Industry payments (Open Payments)
- 2025$5,135 · 13 payments from 2 companies
- 2024$1,511 · 11 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Olympus Medical Systems Corporation | $3,634 | 1 |
| Boston Scientific Corporation | $1,501 | 12 |
What the 2025 payments were for
- Consulting Fee$3,634 · 1 payment
- Travel and Lodging$1,034 · 5 payments
- Food and Beverage$466.73 · 7 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 22 gastroenterologists in Santa Rosa · All gastroenterologists in California