Alexander Stark, MD
NPI 1558650440ActiveIndividual· Surgery· Houston, TX
Surgery (MD) with Allina Health System, practicing in Houston, Texas. 68 Medicare patients in 2024, $37,413 paid; nearly all of their 59 Part D prescriptions were generic (97%). Astrazeneca Pharmaceuticals LP reported $43.25 in payments in 2025, mostly education. Lists Abbott Northwestern Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1558650440 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Mar 31, 2011 |
| Last updated in NPPES | Jun 22, 2021 |
| Certified by provider | Jun 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | R7119 | TX |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
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 - General Surgery (MN) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 68 |
|---|---|
| Services billed | 209 across 51 procedure codes |
| Paid by Medicare | $37,413 |
Part D prescriptions in 2024
| Prescriptions (claims) | 59 · 59 30-day fills |
|---|---|
| Patients | 31 |
| Total drug cost | $1,847 |
| Generic share | 97% of claims |
Education and affiliations
| Graduation year | 2011 |
|---|---|
| Medicare specialty | General Surgery |
| Telehealth | Offers telehealth |
Medical group
- Allina Health SystemNew Ulm, MN · 3,842 clinicians
Hospital affiliations
- Abbott Northwestern HospitalMinneapolis, MN
- Allina United HospitalSaint Paul, MN
- Mercy HospitalCoon Rapids, MN
Industry payments (Open Payments)
- 2025$43.25 · 1 payment from 1 company
- 2024$3,298 · 15 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $43.25 | 1 |
What the 2025 payments were for
- Education$43.25 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other general surgeons in Houston
- 1003106287
- 1013051960
- 1013327857
- 1023208949
- 1033571229
- 1043538937
- 1063668382
- 1073807947
- 1083726376
- 1093209736
- 1093800732
- 1114007465
All 480 general surgeons in Houston · All general surgeons in Texas