Hugh Nguyen
NPI 1497318562 · Psychiatry Physician · Larkspur, CA
Hugh Nguyen is a Psychiatry Physician provider in Larkspur, CA (NPI 1497318562).
Provider details
- NPI number
- 1497318562
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- A188605 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
7 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
Signals a provider has no public data for (e.g. Medicare claims) are left out of the score entirely — never counted as zero — so providers without that data are not penalized. See the full formula and weights in our methodology.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 21 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 47 | — |
| Lorazepam | 41 | — |
| Bupropion Hclbrand: Bupropion Xl | 30 | 13 |
| Buspirone Hcl | 29 | — |
| Mirtazapine | 28 | 18 |
| Quetiapine Fumarate | 26 | — |
| Dextroamphetamine/Amphetamine |
Practice location
Mailing address
Registry dates
- Enumerated
- 2019-04-15
- Last updated
- 2023-09-13
- Certified
- 2023-06-02
Frequently asked questions
- What is Hugh Nguyen's NPI number?
- Hugh Nguyen's National Provider Identifier (NPI) is 1497318562, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hugh Nguyen's specialty?
- Hugh Nguyen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Hugh Nguyen located?
- Hugh Nguyen's practice location on file with NPPES is 900 Larkspur Landing Cir Ste 160, Larkspur, CA 94939-1766.
- What is Hugh Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Hugh Nguyen is (707) 258-8757.
- Is Hugh Nguyen's NPI active?
- Yes — Hugh Nguyen's NPI (1497318562) is active in the NPPES registry as of the last update on 2023-09-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.