Aaron Brown, D.O
NPI 1831532100 · Internal Medicine Physician · Astoria, OR
Enrolled with Medicare as Practitioner - Internal Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Aaron Brown, D.O is a Internal Medicine Physician provider in Astoria, OR (NPI 1831532100).
Provider details
- NPI number
- 1831532100
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- D.O
- Sex
- Male
- Sole proprietor
- No
- License
- DO176874 (OR)
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
13 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 · 137 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Atorvastatin Calcium | 596 | 150 |
| Gabapentin | 318 | 58 |
| Amlodipine Besylate | 314 | 81 |
| Levothyroxine Sodium | 301 | 72 |
| Lisinopril | 269 | 70 |
| Omeprazole | 256 | 62 |
| Hydrocodone/Acetaminophen |
Practice location
Mailing address
Registry dates
- Enumerated
- 2013-04-16
- Last updated
- 2022-02-23
- Certified
- 2022-02-23
Frequently asked questions
- What is Aaron Brown's NPI number?
- Aaron Brown's National Provider Identifier (NPI) is 1831532100, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Aaron Brown's specialty?
- Aaron Brown is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Aaron Brown located?
- Aaron Brown's practice location on file with NPPES is 2158 Exchange St Ste 107, Astoria, OR 97103-3307.
- What is Aaron Brown's phone number?
- The practice phone number listed in the NPPES registry for Aaron Brown is (503) 338-4675.
- Does Aaron Brown accept Medicare?
- Aaron Brown is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Aaron Brown's NPI active?
- Yes — Aaron Brown's NPI (1831532100) is active in the NPPES registry as of the last update on 2022-02-23.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.