Olivia Guzman, PA-C
NPI 1326275587 · Medical Physician Assistant · Watsonville, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Olivia Guzman, PA-C is a Medical Physician Assistant provider in Watsonville, CA (NPI 1326275587).
Provider details
- NPI number
- 1326275587
- Entity type
- Individual
- Primary specialty
- Medical Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
- License
- CA15046 (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
17 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 · 45 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 288 | 87 |
| Losartan Potassium | 183 | 57 |
| Metformin Hcl | 146 | 47 |
| Amlodipine Besylate | 130 | 38 |
| Alendronate Sodium | 110 | 34 |
| Lisinopril | 90 | 27 |
| Levothyroxine Sodium |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$1,168 across 64 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
- 2009-06-16
- Last updated
- 2009-06-16
Frequently asked questions
- What is Olivia Guzman's NPI number?
- Olivia Guzman's National Provider Identifier (NPI) is 1326275587, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Olivia Guzman's specialty?
- Olivia Guzman is listed in the NPPES registry with a primary specialty of Medical Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Olivia Guzman located?
- Olivia Guzman's practice location on file with NPPES is 1150 Main St Ste 3, Watsonville, CA 95076-3760.
- What is Olivia Guzman's phone number?
- The practice phone number listed in the NPPES registry for Olivia Guzman is (831) 728-0551.
- Does Olivia Guzman accept Medicare?
- Olivia Guzman is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Olivia Guzman's NPI active?
- Yes — Olivia Guzman's NPI (1326275587) is active in the NPPES registry as of the last update on 2009-06-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.