Hyang Eun Sohn, M.D.
NPI 1477745222 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hyang Eun Sohn, M.D. is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1477745222).
Provider details
- NPI number
- 1477745222
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D.
- Sex
- Female
- Sole proprietor
- Yes
- License
- 303347 (PA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
18 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
1,166 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 | 783 | $98 |
| Insertion of Needle Into Vein for Collection of Blood Sample36415 | 312 | $9 |
| Online Digital Evaluation and Management Service for an Established Patient for Up to 7 Days, Total Time 11-20 Minutes99422 | 30 | $26 |
| Injection of Drug Or Substance Under Skin Or Into Muscle96372 | 28 | $16 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 13 | $138 |
Typical Medicare-allowed amounts for these services range $9–$138 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 122 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 1,620 | 419 |
| Losartan Potassium | 925 | 222 |
| Amlodipine Besylate | 879 | 199 |
| Rosuvastatin Calcium | 648 | 182 |
| Tamsulosin Hcl | 566 | 131 |
| Metformin Hcl | 546 | 134 |
| Omeprazole |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$944 across 38 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
- 2007-08-15
- Last updated
- 2014-07-09
Frequently asked questions
- What is Hyang Eun Sohn's NPI number?
- Hyang Eun Sohn's National Provider Identifier (NPI) is 1477745222, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hyang Eun Sohn's specialty?
- Hyang Eun Sohn is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Hyang Eun Sohn located?
- Hyang Eun Sohn's practice location on file with NPPES is 2727 W Olympic Blvd, Los Angeles, CA 90006-2699.
- What is Hyang Eun Sohn's phone number?
- The practice phone number listed in the NPPES registry for Hyang Eun Sohn is (213) 739-8822.
- Does Hyang Eun Sohn accept Medicare?
- Hyang Eun Sohn is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hyang Eun Sohn's NPI active?
- Yes — Hyang Eun Sohn's NPI (1477745222) is active in the NPPES registry as of the last update on 2014-07-09.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.