Corey Ngoy, MD
NPI 1285216739 · Psychiatry Physician · Norwalk, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Provider details
- NPI number
- 1285216739
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
Specialties & taxonomies
Allopathic & Osteopathic Physicians
- Specialist174400000X
Other Service Providers
Other Service Providers
Student, Health Care
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
5 yrs in NPPES registry
- Profile completeness38% of score
83% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 11 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Clozapine | 36 |
| Olanzapine | 28 |
| Aripiprazole | 27 |
| Bupropion Hclbrand: Bupropion Xl | 24 |
| Fluvoxamine Maleate | 17 |
| Sertraline Hcl | 14 |
| Clonazepam | 12 |
| Dextroamphetamine/Amphetaminebrand: Dextroamphetamine-Amphetamine | 12 |
| Lithium Carbonate | 12 |
Practice location
Mailing address
Additional practice locations (1)
- 1000 W Carson StTorrance, CA 90502-2004Phone: (424) 306-6481
Registry dates
- Enumerated
- 2021-04-24
- Last updated
- 2025-08-29
- Certified
- 2025-08-29
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.