Long Thanh Nguyendo, M.D.
NPI 1285969162ActiveIndividual· Internal Medicine· Fort Sam Houston, TX
Internal Medicine (M.D.) in Fort Sam Houston, Texas, trained at Uniformed Services Uhs Fe Hebert School of Med (class of 2009). Their prescriptions cost Medicare Part D more than their services did: $311,934 for 5,577 claims, against $11,418 paid for services in 2024.
Overview
| NPI | 1285969162 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Oct 9, 2009 |
| Last updated in NPPES | Apr 12, 2024 |
| Certified by provider | Apr 12, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | C162879 | CA |
| Internal Medicine | 207R00000X | 65981 | GA |
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 | 29 |
|---|---|
| Services billed | 1,913 across 16 procedure codes |
| Paid by Medicare | $11,418 |
Part D prescriptions in 2024
| Prescriptions (claims) | 5,577 · 13,744 30-day fills |
|---|---|
| Patients | 971 |
| Total drug cost | $311,934 |
| Generic share | 88% of claims |
Education and affiliations
| Medical school | Uniformed Services Uhs Fe Hebert School of Med |
|---|---|
| Graduation year | 2009 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Southern California Permanente Medical GroupRedlands, CA · 11,293 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other internal medicine physicians in Fort Sam Houston
- 1679890099
- 1033506191
- 1093400939
- 1356881437
- 1396163424
- 1548499270
- 1558038216
- 1629224225
- 1730719675
- 1750759759
- 1831823988
- 1902069230
All 46 internal medicine physicians in Fort Sam Houston · All internal medicine physicians in Texas