Emmeline Chan, M.D
NPI 1841636784 · Internal Medicine Physician · Los Angeles, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emmeline Chan, M.D is a Internal Medicine Physician provider in Los Angeles, CA (NPI 1841636784).
Provider details
- NPI number
- 1841636784
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- M.D
- Sex
- Female
- Sole proprietor
- Yes
- License
- A125144 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
13 yrs in NPPES registry
- Profile completeness33% of score
100% of core fields populated
- Practice footprint20% of score
1 documented practice location
- Open Payments transparency13% of score
Has Open Payments disclosures (2024)
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 · 56 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 305 | 113 |
| Losartan Potassium | 148 | 45 |
| Amlodipine Besylate | 124 | 46 |
| Metformin Hcl | 121 | 49 |
| Lisinopril | 99 | 37 |
| Levothyroxine Sodium | 94 | 29 |
| Hydrochlorothiazide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$44 across 2 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
- 2013-05-20
- Last updated
- 2019-02-04
Frequently asked questions
- What is Emmeline Chan's NPI number?
- Emmeline Chan's National Provider Identifier (NPI) is 1841636784, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emmeline Chan's specialty?
- Emmeline Chan is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Emmeline Chan located?
- Emmeline Chan's practice location on file with NPPES is 4070 E Olympic Blvd, Los Angeles, CA 90023-3332.
- What is Emmeline Chan's phone number?
- The practice phone number listed in the NPPES registry for Emmeline Chan is (626) 757-0683.
- Does Emmeline Chan accept Medicare?
- Emmeline Chan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emmeline Chan's NPI active?
- Yes — Emmeline Chan's NPI (1841636784) is active in the NPPES registry as of the last update on 2019-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.