Patricia Castillo, PA
NPI 1376550657 · Physician Assistant · Chula Vista, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Patricia Castillo, PA is a Physician Assistant provider in Chula Vista, CA (NPI 1376550657).
Provider details
- NPI number
- 1376550657
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Female
- Sole proprietor
- No
- License
- PA 17220 (CA)
Specialties & taxonomies
Physician Assistants & Advanced Practice Nursing Providers
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
19 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 · 75 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 401 | 54 |
| Lisinopril | 221 | 27 |
| Gabapentin | 167 | 20 |
| Amlodipine Besylate | 147 | 17 |
| Losartan Potassium | 111 | 14 |
| Metformin Hclbrand: Metformin Hcl Er | 108 | 13 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$15 across 1 record (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
- 2006-08-01
- Last updated
- 2026-04-22
- Certified
- 2026-04-22
Frequently asked questions
- What is Patricia Castillo's NPI number?
- Patricia Castillo's National Provider Identifier (NPI) is 1376550657, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Patricia Castillo's specialty?
- Patricia Castillo is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Patricia Castillo located?
- Patricia Castillo's practice location on file with NPPES is 880 3rd Ave # a, Chula Vista, CA 91911-1305.
- What is Patricia Castillo's phone number?
- The practice phone number listed in the NPPES registry for Patricia Castillo is (619) 662-4100.
- Does Patricia Castillo accept Medicare?
- Patricia Castillo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Patricia Castillo's NPI active?
- Yes — Patricia Castillo's NPI (1376550657) is active in the NPPES registry as of the last update on 2026-04-22.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.