Diana Alvizo, PAC
NPI 1760180970 · Family Medicine Physician · Santa Ana, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diana Alvizo, PAC is a Family Medicine Physician provider in Santa Ana, CA (NPI 1760180970).
Provider details
- NPI number
- 1760180970
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- PAC
- Sex
- Female
- Sole proprietor
- No
- License
- PA62368 (CA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
3 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
1 documented practice location
- Medicare service volume (vs. specialty peers)25% of score
40 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
Medicare volume is ranked against active providers in the same specialty. 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 .
What this provider does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 40 | $118 |
Typical Medicare-allowed amounts for these services range $118–$118 (2024). The Medicare-allowed amount is what Medicare recognizes for a service under fee-for-service — a reference figure for 2024, not a price quote and not what you would be billed. Medicare Part B covers roughly an eighth of all NPIs (65+ skew); services with fewer than 11 beneficiaries are suppressed by CMS. Source: CMS Medicare Physician & Other Practitioners, by Provider & Service.
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 35 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 168 | 73 |
| Lisinopril | 87 | 39 |
| Losartan Potassium | 76 | 29 |
| Metformin Hcl | 72 | 37 |
| Amlodipine Besylate | 61 | 32 |
| Levothyroxine Sodium | 60 | 30 |
| Semaglutide |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$549 across 31 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
- 2023-02-16
- Last updated
- 2023-02-16
- Certified
- 2023-02-16
Frequently asked questions
- What is Diana Alvizo's NPI number?
- Diana Alvizo's National Provider Identifier (NPI) is 1760180970, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diana Alvizo's specialty?
- Diana Alvizo is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diana Alvizo located?
- Diana Alvizo's practice location on file with NPPES is 520 W 17th St Ste 1, Santa Ana, CA 92706-3614.
- What is Diana Alvizo's phone number?
- The practice phone number listed in the NPPES registry for Diana Alvizo is (714) 972-2727.
- Does Diana Alvizo accept Medicare?
- Diana Alvizo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diana Alvizo's NPI active?
- Yes — Diana Alvizo's NPI (1760180970) is active in the NPPES registry as of the last update on 2023-02-16.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.