Esther Yoon, M.D.
NPI 1174725683 · Family Medicine Physician · Glendale, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Esther Yoon, M.D. is a Family Medicine Physician provider in Glendale, CA (NPI 1174725683).
Provider details
- NPI number
- 1174725683
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- A99299 (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
732 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 Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 176 | $98 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 165 | $139 |
| Annual Alcohol Misuse Screening, 5 to 15 MinutesG0442 | 105 | $21 |
| Annual Wellness Visit, Includes a Personalized Prevention Plan of Service (pps), Subsequent VisitG0439 | 100 | $140 |
| Annual Depression Screening, 5 to 15 MinutesG0444 | 98 | $21 |
| Chronic Care Management Services, First 20 Minutes of Clinical Staff Time Directed By Health Care Professional, Per Calendar Month99490 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 65 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 144 | 44 |
| Levothyroxine Sodium | 109 | 30 |
| Atorvastatin Calcium | 101 | 38 |
| Losartan Potassium | 76 | 27 |
| Metoprolol Succinate | 72 | 20 |
| Amlodipine Besylate | 71 | 26 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$807 across 32 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
- 2007-06-05
- Last updated
- 2021-01-28
- Certified
- 2021-01-28
Frequently asked questions
- What is Esther Yoon's NPI number?
- Esther Yoon's National Provider Identifier (NPI) is 1174725683, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Esther Yoon's specialty?
- Esther Yoon is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Esther Yoon located?
- Esther Yoon's practice location on file with NPPES is 1901 Broadview Dr, Glendale, CA 91208-1201.
- What is Esther Yoon's phone number?
- The practice phone number listed in the NPPES registry for Esther Yoon is (818) 246-3306.
- Does Esther Yoon accept Medicare?
- Esther Yoon is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Esther Yoon's NPI active?
- Yes — Esther Yoon's NPI (1174725683) is active in the NPPES registry as of the last update on 2021-01-28.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.