Quick answers
- Does Dalena L. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Dalena L. Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of October 2, 2026. Ask the office to confirm before your visit.
- What is Dalena L. Nguyen's NPI number?
- 1659014173. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Hospitals where Dalena L. Nguyen works
Medicare's Facility Affiliation Data lists Dalena L. Nguyen at these hospitals (updated October 2, 2026). Each hospital page shows its address, phone, emergency services, Medicare rating and all its clinicians. Star rating and emergency services: Hospital General Information (CMS), data updated October 26, 2026.
- Houston Methodist Cypress HospitalCypress, TX · Acute Care Hospital · CCN 670342
- Houston Methodist Willowbrook HospitalHouston, TX · Acute Care Hospital · Medicare rating: 5 of 5 stars · CCN 450844
Practice locations
Addresses where Dalena L. Nguyen is enrolled with Medicare (CMS data updated October 2, 2026).
- 4710 Bellaire BlvdBellaire, TX 77401 (713) 363‑9411
- 7575 San Felipe St, Suite 155Houston, TX 77063 (713) 266‑9955
Group practices
Medicare enrollment lists Dalena L. Nguyen as a member of this group (CMS data updated October 2, 2026).
- TMH Physician Associates PLLC1,690 clinicians in the group
Specialties
- Family Practiceprimary
Other family doctors in Bellaire
Clinicians with the same Medicare primary specialty in Bellaire, TX — not a recommendation.
Other clinicians in TMH Physician Associates PLLC
Medicare enrollment lists these clinicians in the same group practice — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Texas Tech University Health Science Center School Of Medicine |
| Graduation year | 2022 (4 years since medical school) |
| Gender (as listed) | Female |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| Telehealth | Offers telehealth services |
| NPI (National Provider Identifier) | 1659014173 |
| Corrections | Report an error or suggest an update → |
Most corrections must be made at the source: clinicians update their NPI Registry record (NPPES) and their Medicare enrollment (PECOS); this page follows the next data release.
Sources
- Facility Affiliation Data — Centers for Medicare & Medicaid Services (CMS), data updated October 2, 2026, retrieved October 29, 2026
- Hospital General Information — CMS, data updated October 26, 2026, retrieved November 13, 2026
- National Downloadable File (Doctors and Clinicians) — CMS, data updated October 2, 2026, retrieved October 29, 2026
- NPI Registry — U.S. Department of Health and Human Services (NPPES), the clinician’s official record
- Medicare Care Compare — official Medicare tool to look up clinicians