Patricia Chu, MD
NPI 1659478329 · Internal Medicine Physician · Encinitas, CA
Enrolled with Medicare as Practitioner - Family Practice · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Chu, MD is a Internal Medicine Physician provider in Encinitas, CA (NPI 1659478329).
Provider details
- NPI number
- 1659478329
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Female
- Sole proprietor
- Yes
- License
- G72080 (CA)
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 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 · 69 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Rosuvastatin Calcium | 238 | 95 |
| Atorvastatin Calcium | 179 | 74 |
| Levothyroxine Sodium | 161 | 68 |
| Losartan Potassium | 149 | 66 |
| Lisinopril | 127 | 52 |
| Amlodipine Besylate | 124 | 53 |
| Metformin Hcl |
Practice location
Mailing address
Registry dates
- Enumerated
- 2006-09-17
- Last updated
- 2021-12-01
- Certified
- 2021-12-01
Frequently asked questions
- What is Patricia Chu's NPI number?
- Patricia Chu's National Provider Identifier (NPI) is 1659478329, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Chu's specialty?
- Patricia Chu is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Patricia Chu located?
- Patricia Chu's practice location on file with NPPES is 629 2nd St, Encinitas, CA 92024-3507.
- What is Patricia Chu's phone number?
- The practice phone number listed in the NPPES registry for Patricia Chu is (760) 753-7842.
- Does Patricia Chu accept Medicare?
- Patricia Chu is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Chu's NPI active?
- Yes — Patricia Chu's NPI (1659478329) is active in the NPPES registry as of the last update on 2021-12-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.