Nguyen Phan, M.D.
NPI 1245266949ActiveIndividual· Internal Medicine· Spring, TX
Internal Medicine (M.D.) in Spring, Texas, trained at Texas Tech University Health Science Center School of Medicine (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $181,317 for 1,884 claims, against $57,143 paid for services in 2024. Inogen, Inc. was the largest of 5 companies reporting payments in 2025, $128.36 in all, mostly food and beverage.
Overview
| NPI | 1245266949 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Jun 24, 2006 |
| Last updated in NPPES | May 21, 2012 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine Primary | 207R00000X | L9848 | TX |
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 (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 215 |
|---|---|
| Services billed | 874 across 19 procedure codes |
| Paid by Medicare | $57,143 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,884 · 4,436 30-day fills |
|---|---|
| Patients | 233 |
| Total drug cost | $181,317 |
| Generic share | 82% of claims |
Education and affiliations
| Medical school | Texas Tech University Health Science Center School of Medicine |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Internal Medicine |
Medical group
- Northern Pines Health Partners PASpring, TX · 2 clinicians
Hospital affiliations
- Houston Methodist the Woodlands HospitalThe Woodlands, TX
- Houston Methodist Willowbrook HospitalHouston, TX
Industry payments (Open Payments)
- 2025$128.36 · 6 payments from 5 companies
- 2024$114.80 · 7 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Inogen, Inc. | $41.24 | 2 |
| Paratek Pharmaceuticals, Inc. | $24.65 | 1 |
| Boston Scientific Corporation | $22.43 | 1 |
| Exact Sciences Corporation | $20.26 | 1 |
| Acella Pharmaceuticals, LLC | $19.78 | 1 |
What the 2025 payments were for
- Food and Beverage$128.36 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 52 internal medicine physicians in Spring · All internal medicine physicians in Texas