Ji Youn Lee
NPI 1912435553 · Primary Care Nurse Practitioner · Los Angeles, CA
Enrolled with Medicare as Practitioner - Nurse Practitioner · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Ji Youn Lee is a Primary Care Nurse Practitioner provider in Los Angeles, CA (NPI 1912435553).
Provider details
- NPI number
- 1912435553
- Entity type
- Individual
- Primary specialty
- Primary Care Nurse PractitionerPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Female
- Sole proprietor
- Yes
- License
- 95006184 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
9 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 · 112 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 718 | 227 |
| Losartan Potassium | 422 | 133 |
| Icosapent Ethylbrand: Vascepa | 320 | 67 |
| Azithromycin | 280 | 197 |
| Amlodipine Besylate | 251 | 79 |
| Metformin Hcl | 245 | 73 |
| Lipase/Protease/Amylasebrand: Creon | 233 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2017-05-26
- Last updated
- 2022-07-21
Frequently asked questions
- What is Ji Youn Lee's NPI number?
- Ji Youn Lee's National Provider Identifier (NPI) is 1912435553, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Ji Youn Lee's specialty?
- Ji Youn Lee is listed in the NPPES registry with a primary specialty of Primary Care Nurse Practitioner (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Ji Youn Lee located?
- Ji Youn Lee's practice location on file with NPPES is 501 S Oxford Ave Apt 17, Los Angeles, CA 90020-4228.
- What is Ji Youn Lee's phone number?
- The practice phone number listed in the NPPES registry for Ji Youn Lee is (213) 505-7667.
- Does Ji Youn Lee accept Medicare?
- Ji Youn Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Ji Youn Lee's NPI active?
- Yes — Ji Youn Lee's NPI (1912435553) is active in the NPPES registry as of the last update on 2022-07-21.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.