Gustavo Villegas, PA
NPI 1891886107 · Physician Assistant · Oroville, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Gustavo Villegas, PA is a Physician Assistant provider in Oroville, CA (NPI 1891886107).
Provider details
- NPI number
- 1891886107
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA
- Sex
- Male
- Sole proprietor
- No
- License
- PA 14599 (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 · 32 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 59 | 25 |
| Dulaglutidebrand: Trulicity | 58 | — |
| Meloxicam | 47 | 17 |
| Lisinopril | 42 | 22 |
| Omeprazole | 41 | 14 |
| Metformin Hcl | 41 | 17 |
| Gabapentin | 33 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$760 across 14 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
- 2006-09-28
- Last updated
- 2007-07-08
Frequently asked questions
- What is Gustavo Villegas's NPI number?
- Gustavo Villegas's National Provider Identifier (NPI) is 1891886107, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Gustavo Villegas's specialty?
- Gustavo Villegas is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Gustavo Villegas located?
- Gustavo Villegas's practice location on file with NPPES is 2767 Olive Highway, Oroville, CA 95966.
- What is Gustavo Villegas's phone number?
- The practice phone number listed in the NPPES registry for Gustavo Villegas is (530) 533-8500.
- Does Gustavo Villegas accept Medicare?
- Gustavo Villegas is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Gustavo Villegas's NPI active?
- Yes — Gustavo Villegas's NPI (1891886107) is active in the NPPES registry as of the last update on 2007-07-08.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.