Andrew W. Tan, M.D.
NPI 1801836580ActiveIndividual· Surgery· Wailuku, HI
Surgery (M.D.) in Wailuku, Hawaii, trained at Albany Medical College of Union University (class of 1999). Mostly services rather than prescriptions: Medicare paid $2,576 for 15 patients in 2024, with only 47 Part D claims.
Overview
| NPI | 1801836580 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 8, 2006 |
| Last updated in NPPES | May 18, 2021 |
| Certified by provider | May 18, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery Primary | 208600000X | MD-13193 | HI |
| Specialist | 174400000X | MD13193 | HI |
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 (HI) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 15 |
|---|---|
| Services billed | 21 across 11 procedure codes |
| Paid by Medicare | $2,576 |
Part D prescriptions in 2024
| Prescriptions (claims) | 47 · 48 30-day fills |
|---|---|
| Patients | 33 |
| Total drug cost | $1,218 |
| Generic share | 94% of claims |
Education and affiliations
| Medical school | Albany Medical College of Union University |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | General Surgery |
Medical group
- Hawaii Permanente Medical Group IncHonolulu, HI · 704 clinicians
Hospital affiliation
- Maui Memorial Medical CenterWailuku, HI
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 18 general surgeons in Wailuku · All general surgeons in Hawaii