Trevor Holloway, P.A.
NPI 1922251735 · Physician Assistant · Yorba Linda, CA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Trevor Holloway, P.A. is a Physician Assistant provider in Yorba Linda, CA (NPI 1922251735).
Provider details
- NPI number
- 1922251735
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Credential
- P.A.
- Sex
- Male
- Sole proprietor
- No
- License
- PA19852 (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 · 14 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Ketoconazole | 268 | 121 |
| Triamcinolone Acetonide | 186 | 130 |
| Terbinafine Hcl | 45 | 22 |
| Clotrimazole | 35 | 17 |
| Clobetasol Propionate | 33 | 14 |
| Metronidazole | 33 | 16 |
| Methylprednisolone | 32 | 29 |
| Gabapentin | 21 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$25 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
- 2008-10-24
- Last updated
- 2020-02-11
- Certified
- 2020-02-11
Frequently asked questions
- What is Trevor Holloway's NPI number?
- Trevor Holloway's National Provider Identifier (NPI) is 1922251735, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Trevor Holloway's specialty?
- Trevor Holloway is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Trevor Holloway located?
- Trevor Holloway's practice location on file with NPPES is 18300 Yorba Linda Blvd Ste 201, Yorba Linda, CA 92886-4052.
- What is Trevor Holloway's phone number?
- The practice phone number listed in the NPPES registry for Trevor Holloway is (714) 577-6000.
- Does Trevor Holloway accept Medicare?
- Trevor Holloway is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Trevor Holloway's NPI active?
- Yes — Trevor Holloway's NPI (1922251735) is active in the NPPES registry as of the last update on 2020-02-11.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.