Ji Yoo, M.D.
NPI 1942284666 · Psychiatry Physician · Vista, CA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ji Yoo, M.D. is a Psychiatry Physician provider in Vista, CA (NPI 1942284666).
Provider details
- NPI number
- 1942284666
- Entity type
- Individual
- Primary specialty
- Psychiatry PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Male
- Sole proprietor
- No
- License
- C53382 (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
20 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 · 57 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Alprazolam | 522 | 97 |
| Trazodone Hcl | 313 | 115 |
| Clonazepam | 307 | 64 |
| Lorazepam | 307 | 93 |
| Quetiapine Fumarate | 259 | 70 |
| Fluoxetine Hcl | 229 | 97 |
| Sertraline Hcl | 214 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2005-12-06
- Last updated
- 2021-11-29
Frequently asked questions
- What is Ji Yoo's NPI number?
- Ji Yoo's National Provider Identifier (NPI) is 1942284666, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ji Yoo's specialty?
- Ji Yoo is listed in the NPPES registry with a primary specialty of Psychiatry Physician (Allopathic & Osteopathic Physicians).
- Where is Ji Yoo located?
- Ji Yoo's practice location on file with NPPES is 780 Shadowridge Dr, Vista, CA 92083-7986.
- What is Ji Yoo's phone number?
- The practice phone number listed in the NPPES registry for Ji Yoo is (877) 496-0450.
- Does Ji Yoo accept Medicare?
- Ji Yoo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ji Yoo's NPI active?
- Yes — Ji Yoo's NPI (1942284666) is active in the NPPES registry as of the last update on 2021-11-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.