Yoonjee Lee, MD.
NPI 1790009306 · Internal Medicine Physician · Mission Hills, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Yoonjee Lee, MD. is a Internal Medicine Physician provider in Mission Hills, CA (NPI 1790009306).
Provider details
- NPI number
- 1790009306
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD.
- Sex
- Female
- Sole proprietor
- No
- License
- A118452 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
16 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
317 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 50 Minutes99233 | 151 | $122 |
| Hospital Discharge Day Management, More Than 30 Minutes99239 | 49 | $119 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 32 | $194 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 29 | $9 |
| Subsequent Hospital Care With Moderate Levelof Medical Decision Making, If Using Time, at Least 35 Minutes99232 | 22 | $81 |
| Initial Hospital Care With Moderate Level of Medical Decision Making, If Using Time, at Least 75 Minutes99223 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 88 | 44 |
| Apixabanbrand: Eliquis | 72 | 31 |
| Furosemide | 66 | 43 |
| Amlodipine Besylate | 51 | 28 |
| Metoprolol Tartrate | 44 | 23 |
| Pantoprazole Sodium | 43 | 22 |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$121 across 6 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
Registry dates
- Enumerated
- 2010-03-25
- Last updated
- 2017-06-28
Frequently asked questions
- What is Yoonjee Lee's NPI number?
- Yoonjee Lee's National Provider Identifier (NPI) is 1790009306, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Yoonjee Lee's specialty?
- Yoonjee Lee is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Yoonjee Lee located?
- Yoonjee Lee's practice location on file with NPPES is 11165 Sepulveda Blvd, Mission Hills, CA 91345-1113.
- What is Yoonjee Lee's phone number?
- The practice phone number listed in the NPPES registry for Yoonjee Lee is (818) 837-5785.
- Does Yoonjee Lee accept Medicare?
- Yoonjee Lee is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Yoonjee Lee's NPI active?
- Yes — Yoonjee Lee's NPI (1790009306) is active in the NPPES registry as of the last update on 2017-06-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.