Marjorie Yong, M.D.
NPI 1417062167 · Family Medicine Physician · Encino, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Marjorie Yong, M.D. is a Family Medicine Physician provider in Encino, CA (NPI 1417062167).
Provider details
- NPI number
- 1417062167
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A61406 (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
19 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
447 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) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 339 | $138 |
| Sleep Study in Sleep Lab With Continuous Airway Pressure (6 Years Or Older)95811 | 34 | $743 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 26 | $98 |
| Established Patient Office Or Other Outpatient Visit With High Level of Medical Decision Making, If Using Time, 40 Minutes Or More99215 | 18 | $191 |
| Sleep Study in Sleep Lab (6 Years Or Older)95810 | 15 | $710 |
| New Patient Office Or Other Outpatient Visit With Moderate Level of Medical Decision Making, If Using Time, 45 Minutes Or More |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 8 distinct drugs on file.
| Drug | Part D claims (2024) |
|---|---|
| Tirzepatidebrand: Mounjaro | 31 |
| Levothyroxine Sodium | 30 |
| Atorvastatin Calcium | 23 |
| Amlodipine Besylate | 13 |
| Apixabanbrand: Eliquis | 13 |
| Fluoxetine Hcl | 11 |
| Losartan Potassium | 11 |
| Valacyclovir Hclbrand: Valacyclovir | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$736 across 13 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
- 2006-08-21
- Last updated
- 2012-10-29
Frequently asked questions
- What is Marjorie Yong's NPI number?
- Marjorie Yong's National Provider Identifier (NPI) is 1417062167, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Marjorie Yong's specialty?
- Marjorie Yong is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Marjorie Yong located?
- Marjorie Yong's practice location on file with NPPES is 5400 Balboa Blvd Ste 212, Encino, CA 91316-5209.
- What is Marjorie Yong's phone number?
- The practice phone number listed in the NPPES registry for Marjorie Yong is (818) 789-0203.
- Does Marjorie Yong accept Medicare?
- Marjorie Yong is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Marjorie Yong's NPI active?
- Yes — Marjorie Yong's NPI (1417062167) is active in the NPPES registry as of the last update on 2012-10-29.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.