Alexis Waidhofer, PA-C
NPI 1871199950 · Physician Assistant · Santa Ana, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Alexis Waidhofer, PA-C is a Physician Assistant provider in Santa Ana, CA (NPI 1871199950).
Provider details
- NPI number
- 1871199950
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- PA-C
- Sex
- Female
- Sole proprietor
- No
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
5 yrs in NPPES registry
- Profile completeness33% of score
83% 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 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Buprenorphine Hcl/Naloxone Hclbrand: Buprenorphine-Naloxone | 68 | 11 |
| Diazepam | 55 | — |
| Buprenorphine Hcl | 48 | 11 |
| Clonazepam | 33 | — |
| Quetiapine Fumarate | 26 | — |
| Mirtazapine | 18 | — |
| Gabapentin |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$3,973 across 9 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
- 2020-12-05
- Last updated
- 2023-06-01
- Certified
- 2023-06-01
Frequently asked questions
- What is Alexis Waidhofer's NPI number?
- Alexis Waidhofer's National Provider Identifier (NPI) is 1871199950, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Alexis Waidhofer's specialty?
- Alexis Waidhofer is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Alexis Waidhofer located?
- Alexis Waidhofer's practice location on file with NPPES is 1533 E 4th St, Santa Ana, CA 92701-5115.
- What is Alexis Waidhofer's phone number?
- The practice phone number listed in the NPPES registry for Alexis Waidhofer is (888) 339-2339.
- Does Alexis Waidhofer accept Medicare?
- Alexis Waidhofer is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Alexis Waidhofer's NPI active?
- Yes — Alexis Waidhofer's NPI (1871199950) is active in the NPPES registry as of the last update on 2023-06-01.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.