Emily Chou, MD
NPI 1649328600 · Internal Medicine Physician · San Diego, CA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Emily Chou, MD is a Internal Medicine Physician provider in San Diego, CA (NPI 1649328600).
Provider details
- NPI number
- 1649328600
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- No
- License
- A88198 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
19 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 25 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 130 | 39 |
| Atorvastatin Calcium | 83 | 28 |
| Levothyroxine Sodium | 66 | 19 |
| Lisinopril | 64 | 19 |
| Amlodipine Besylate | 43 | 15 |
| Omeprazole | 43 | 16 |
| Losartan Potassium |
Practice location
Mailing address
Registry dates
- Enumerated
- 2007-01-08
- Last updated
- 2021-12-03
Frequently asked questions
- What is Emily Chou's NPI number?
- Emily Chou's National Provider Identifier (NPI) is 1649328600, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Emily Chou's specialty?
- Emily Chou is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Emily Chou located?
- Emily Chou's practice location on file with NPPES is 4647 Zion Ave, San Diego, CA 92120-2507.
- What is Emily Chou's phone number?
- The practice phone number listed in the NPPES registry for Emily Chou is (619) 528-5000.
- Does Emily Chou accept Medicare?
- Emily Chou is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Emily Chou's NPI active?
- Yes — Emily Chou's NPI (1649328600) is active in the NPPES registry as of the last update on 2021-12-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.