Long Nguyen, DO
NPI 1679223481 · Psychiatry Physician · Visalia, CA
Long Nguyen, DO is a Psychiatry Physician provider in Visalia, CA (NPI 1679223481).
Provider details
- NPI number
- 1679223481
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- DO
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
4 yrs in NPPES registry
- Profile completeness33% of score
83% of core fields populated
- Practice footprint20% of score
2 documented practice locations
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Risperidone | 26 |
| Sertraline Hcl | 19 |
| Divalproex Sodiumbrand: Divalproex Sodium Er | 19 |
| Buspirone Hcl | 17 |
| Trazodone Hcl | 17 |
| Gabapentin | 13 |
| Hydroxyzine Hcl | 12 |
| Duloxetine Hcl | 12 |
| Aripiprazole | 12 |
| Lamotrigine |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$234 across 2 records (Open Payments 2024)
Open Payments discloses payments and transfers of value (meals, travel, consulting, research, royalties) from drug and device makers to providers. This is a transparency signal, not a verdict — such payments are legal and common, and their presence is neither an endorsement nor a criticism. Source: CMS Open Payments, program year 2024.
Practice location
Mailing address
Additional practice locations (1)
- 4411 E Kings Canyon Rd # 319Fresno, CA 93702-3604Phone: (559) 600-2382
Registry dates
- Enumerated
- 2022-03-25
- Last updated
- 2024-10-09
- Certified
- 2024-10-09
Frequently asked questions
- What is Long Nguyen's NPI number?
- Long Nguyen's National Provider Identifier (NPI) is 1679223481, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Long Nguyen's specialty?
- Long Nguyen is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Long Nguyen located?
- Long Nguyen's practice location on file with NPPES is 400 W Mineral King Ave, Visalia, CA 93291-6237.
- What is Long Nguyen's phone number?
- The practice phone number listed in the NPPES registry for Long Nguyen is (559) 624-2000.
- Is Long Nguyen's NPI active?
- Yes — Long Nguyen's NPI (1679223481) is active in the NPPES registry as of the last update on 2024-10-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.