Zehui Tan, M.D.
NPI 1134230725ActiveIndividual· Internal Medicine· San Diego, CA
Internal Medicine (M.D.) with Sharp Rees-Stealy Medical Group Inc, practicing in San Diego, California. Their prescriptions cost Medicare Part D more than their services did: $305,963 for 3,839 claims, against $19,550 paid for services in 2024. Corcept Therapeutics reported $103.80 in payments in 2025, mostly food and beverage. Lists Sharp Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1134230725 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 31, 2006 |
| Last updated in NPPES | Sep 18, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A84029 | 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 - Internal Medicine (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 107 |
|---|---|
| Services billed | 457 across 24 procedure codes |
| Paid by Medicare | $19,550 |
Part D prescriptions in 2024
| Prescriptions (claims) | 3,839 · 9,950 30-day fills |
|---|---|
| Patients | 384 |
| Total drug cost | $305,963 |
| Generic share | 89% of claims |
Education and affiliations
| Graduation year | 1990 |
|---|---|
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Sharp Rees-Stealy Medical Group IncSan Diego, CA · 884 clinicians
Hospital affiliation
- Sharp Memorial HospitalSan Diego, CA
Industry payments (Open Payments)
- 2025$103.80 · 1 payment from 1 company
- 2024$96.65 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Corcept Therapeutics | $103.80 | 1 |
What the 2025 payments were for
- Food and Beverage$103.80 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 1,103 internal medicine physicians in San Diego · All internal medicine physicians in California