Quick answers
- Where does Harrison P. Nguyen see patients?
- Medicare's clinician data lists 2 practice locations, including Houston, TX and Missouri City, TX. Call before your visit to confirm the address.
- What is Harrison P. Nguyen's specialty?
- Medicare lists Dermatology as the primary specialty, and also Micrographic Dermatologic Surgery (MDS).
- Does Harrison P. Nguyen accept Medicare assignment?
- Yes. Medicare's clinician data says Harrison P. Nguyen accepts Medicare assignment (the Medicare-approved amount as full payment for covered services), as of 2026-10-02. Ask the office to confirm before your visit.
- What is the phone number for Harrison P. Nguyen?
- (281) 857-6870, as listed in official Medicare / NPI Registry data.
- What is Harrison P. Nguyen's NPI number?
- 1205333887. The NPI (National Provider Identifier) is the clinician's permanent federal ID; you can look it up in the official NPI Registry.
Practice locations
Addresses where Harrison P. Nguyen is enrolled with Medicare (CMS data updated 2026-10-02).
- 4500 Washington Ave, Suite 250Houston, TX 77007 (281) 857‑6870
- 8145 Hwy 6, Suite 100Missouri City, TX 77459 (346) 771‑3990
Group practices
Medicare enrollment lists Harrison P. Nguyen as a member of these groups (CMS data updated 2026-10-02).
- Michael Sonabend MD PA28 clinicians in the group
- Harrison Dermatology PLLC2 clinicians in the group
Specialties
Other dermatologists in Houston
Clinicians with the same Medicare primary specialty in Houston, TX — not a recommendation.
Clinician information
| Credential | MD |
|---|---|
| Medical school | Baylor College Of Medicine |
| Graduation year | 2018 |
| Gender (as listed) | Male |
| Medicare assignment | Accepts (Medicare-approved amount as full payment) |
| NPI (National Provider Identifier) | 1205333887 |
| 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
- National Downloadable File (Doctors and Clinicians) — CMS, data updated 2026-10-02, retrieved 2026-10-29
- 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