Tung N. Lai, MD
NPI 1154317022ActiveIndividual· Internal Medicine· San Diego, CA
Internal Medicine (MD) with Emergency and Acute Care Medical Corporation and 1 other group, practicing in San Diego, California. Their prescriptions cost Medicare Part D more than their services did: $2,059,080 for 18,384 claims, against $52,882 paid for services in 2024. Astrazeneca Pharmaceuticals LP was the largest of 3 companies reporting payments in 2025, $473.84 in all, mostly food and beverage. Lists Sharp Memorial Hospital as a hospital affiliation.
Overview
| NPI | 1154317022 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 26, 2005 |
| Last updated in NPPES | Jul 8, 2007 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | A76454 | 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 | 323 |
|---|---|
| Services billed | 908 across 21 procedure codes |
| Paid by Medicare | $52,882 |
Part D prescriptions in 2024
| Prescriptions (claims) | 18,384 · 39,031 30-day fills |
|---|---|
| Patients | 916 |
| Total drug cost | $2,059,080 |
| Generic share | 86% of claims |
Education and affiliations
| Graduation year | 1998 |
|---|---|
| Medicare specialty | Internal Medicine |
Medical groups
- Emergency and Acute Care Medical CorporationLa Mesa, CA · 422 clinicians
- Focus on Health IncSan Diego, CA · 64 clinicians
Hospital affiliation
- Sharp Memorial HospitalSan Diego, CA
Other facilities
- Seaport Scripps Home HealthHome health agency · San Diego, CA
Industry payments (Open Payments)
- 2025$473.84 · 38 payments from 3 companies
- 2024$20.38 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Astrazeneca Pharmaceuticals LP | $311.06 | 36 |
| Biosense Webster, Inc. | $138.46 | 1 |
| Novo Nordisk Inc | $24.32 | 1 |
What the 2025 payments were for
- Food and Beverage$473.84 · 38 payments
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