Diego Diaz, MD
NPI 1407019532 · Family Medicine Physician · Portland, OR
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Diego Diaz, MD is a Family Medicine Physician provider in Portland, OR (NPI 1407019532).
Provider details
- NPI number
- 1407019532
- Entity type
- Individual
- Primary specialty
- Family Medicine PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- 11014152A (IN)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure33% of score
18 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 · 7 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Cefadroxil | 48 | 47 |
| Doxycycline Monohydrate | 33 | 33 |
| Albuterol Sulfatebrand: Albuterol Sulfate Hfa | 16 | 14 |
| Hydrocodone/Acetaminophenbrand: Hydrocodone-Acetaminophen | 15 | 15 |
| Prednisone | 14 | 14 |
| Cephalexin | 13 | 13 |
| Amoxicillin | 11 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$29 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
- 2008-07-09
- Last updated
- 2022-02-04
Frequently asked questions
- What is Diego Diaz's NPI number?
- Diego Diaz's National Provider Identifier (NPI) is 1407019532, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Diego Diaz's specialty?
- Diego Diaz is listed in the NPPES registry with a primary specialty of Family Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Diego Diaz located?
- Diego Diaz's practice location on file with NPPES is 4920 N Interstate Ave, Portland, OR 97217-3653.
- What is Diego Diaz's phone number?
- The practice phone number listed in the NPPES registry for Diego Diaz is (503) 215-3300.
- Does Diego Diaz accept Medicare?
- Diego Diaz is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Diego Diaz's NPI active?
- Yes — Diego Diaz's NPI (1407019532) is active in the NPPES registry as of the last update on 2022-02-04.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.