Alexander Tae-Shik Chang, M.D.
NPI 1376860056ActiveIndividual· Surgery· Escondido, CA
Surgery (M.D.) in Escondido, California, trained at Ohio State University College of Medicine (class of 2005). In 2024 Medicare paid $906,313 for 358 patients, and Part D covered 652 of their prescriptions, 54% of them generic. Globus Medical, Inc. was the largest of 11 companies reporting payments in 2025, $22,810 in all, mostly consulting fees.
Overview
| NPI | 1376860056 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Apr 21, 2010 |
| Last updated in NPPES | Feb 16, 2024 |
| Certified by provider | Feb 16, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | A123245 | CA |
| 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 - Vascular Surgery (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 358 |
|---|---|
| Services billed | 3,836 across 104 procedure codes |
| Paid by Medicare | $906,313 |
Part D prescriptions in 2024
| Prescriptions (claims) | 652 · 1,045 30-day fills |
|---|---|
| Patients | 219 |
| Total drug cost | $288,129 |
| Generic share | 54% of claims |
Education and affiliations
| Medical school | Ohio State University College of Medicine |
|---|---|
| Graduation year | 2005 |
| Medicare specialty | Vascular Surgery |
| Telehealth | Offers telehealth |
Medical group
- Arch Health Partners IncPoway, CA · 145 clinicians
Hospital affiliation
- Palomar Health Downtown CampusEscondido, CA
Industry payments (Open Payments)
- 2025$22,810 · 60 payments from 11 companies
- 2024$21,409 · 67 payments from 16 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Globus Medical, Inc. | $14,502 | 28 |
| Angiodynamics, Inc. | $6,000 | 1 |
| Orthofix Medical, Inc. | $2,019 | 18 |
| Reflow Medical Inc | $65.28 | 3 |
| Medtronic, Inc. | $57.81 | 3 |
What the 2025 payments were for
- Consulting Fee$14,870 · 6 payments
- Long term medical supply or device loan$6,000 · 1 payment
- Food and Beverage$1,430 · 52 payments
- Travel and Lodging$510.15 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 15 general surgeons in Escondido · All general surgeons in California