Aaron Anderson, D.O.
NPI 1003057381 · Internal Medicine Physician · Toppenish, WA
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Anderson, D.O. is a Internal Medicine Physician provider in Toppenish, WA (NPI 1003057381).
Provider details
- NPI number
- 1003057381
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O.
- Sex
- Male
- Sole proprietor
- No
- License
- OP60069390 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure38% of score
17 yrs in NPPES registry
- Profile completeness38% of score
100% of core fields populated
- Practice footprint23% of score
2 documented practice locations
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 · 99 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 333 | 134 |
| Empagliflozinbrand: Jardiance | 209 | 64 |
| Valsartan/Hydrochlorothiazidebrand: Valsartan-Hydrochlorothiazide | 199 | 64 |
| Amlodipine Besylate | 171 | 67 |
| Omeprazole | 169 | 53 |
| Lisinopril | 158 | 61 |
Practice location
Mailing address
Additional practice locations (1)
- 518 W 1st AveToppenish, WA 98948-1564Phone: (509) 865-5600
Registry dates
- Enumerated
- 2009-03-16
- Last updated
- 2021-03-02
- Certified
- 2021-03-02
Frequently asked questions
- What is Aaron Anderson's NPI number?
- Aaron Anderson's National Provider Identifier (NPI) is 1003057381, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Anderson's specialty?
- Aaron Anderson is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Anderson located?
- Aaron Anderson's practice location on file with NPPES is 510 W 1st Ave, Toppenish, WA 98948-1564.
- What is Aaron Anderson's phone number?
- The practice phone number listed in the NPPES registry for Aaron Anderson is (509) 865-5600.
- Does Aaron Anderson accept Medicare?
- Aaron Anderson is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Anderson's NPI active?
- Yes — Aaron Anderson's NPI (1003057381) is active in the NPPES registry as of the last update on 2021-03-02.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.