Houser Duncan
NPI 1356017842 · Physician Assistant · Toppenish, WA
Enrolled with Medicare as Practitioner - Physician Assistant · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Houser Duncan is a Physician Assistant provider in Toppenish, WA (NPI 1356017842).
Provider details
- NPI number
- 1356017842
- Entity type
- Individual
- Primary specialty
- Physician AssistantPhysician Assistants & Advanced Practice Nursing Providers
- Sex
- Male
- Sole proprietor
- No
- License
- PA61365841 (WA)
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 tenure38% of score
4 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
1 documented practice location
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 · 20 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lisinopril | 56 | 20 |
| Omeprazole | 51 | 18 |
| Atorvastatin Calcium | 51 | 21 |
| Amlodipine Besylate | 40 | 14 |
| Metformin Hcl | 38 | 15 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 30 | 14 |
| Hydrochlorothiazide |
Practice location
Mailing address
Registry dates
- Enumerated
- 2021-08-17
- Last updated
- 2023-10-05
- Certified
- 2023-10-05
Frequently asked questions
- What is Houser Duncan's NPI number?
- Houser Duncan's National Provider Identifier (NPI) is 1356017842, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Houser Duncan's specialty?
- Houser Duncan is listed in the NPPES registry with a primary specialty of Physician Assistant (Physician Assistants & Advanced Practice Nursing Providers).
- Where is Houser Duncan located?
- Houser Duncan's practice location on file with NPPES is 510 W 1st Ave, Toppenish, WA 98948-1564.
- What is Houser Duncan's phone number?
- The practice phone number listed in the NPPES registry for Houser Duncan is (509) 865-5600.
- Does Houser Duncan accept Medicare?
- Houser Duncan is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Houser Duncan's NPI active?
- Yes — Houser Duncan's NPI (1356017842) is active in the NPPES registry as of the last update on 2023-10-05.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.