Yoonjung Jang, D.O.
NPI 1447544614 · Family Medicine Physician · Yorba Linda, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yoonjung Jang, D.O. is a Family Medicine Physician provider in Yorba Linda, CA (NPI 1447544614).
Provider details
- NPI number
- 1447544614
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Female
- Sole proprietor
- No
- License
- 20A11292 (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
15 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 · 73 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 627 | 210 |
| Amlodipine Besylate | 228 | 79 |
| Lisinopril | 216 | 72 |
| Levothyroxine Sodium | 161 | 52 |
| Losartan Potassium | 134 | 49 |
| Metformin Hclbrand: Metformin Hcl Er | 103 | 35 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-06
- Last updated
- 2021-11-12
Frequently asked questions
- What is Yoonjung Jang's NPI number?
- Yoonjung Jang's National Provider Identifier (NPI) is 1447544614, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yoonjung Jang's specialty?
- Yoonjung Jang is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yoonjung Jang located?
- Yoonjung Jang's practice location on file with NPPES is 22550 Savi Ranch Pkwy, Yorba Linda, CA 92887-4670.
- What is Yoonjung Jang's phone number?
- The practice phone number listed in the NPPES registry for Yoonjung Jang is (714) 685-3520.
- Does Yoonjung Jang accept Medicare?
- Yoonjung Jang is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yoonjung Jang's NPI active?
- Yes — Yoonjung Jang's NPI (1447544614) is active in the NPPES registry as of the last update on 2021-11-12.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.