Justin Estaris
NPI 1174818439 · Internal Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Psychiatry · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Justin Estaris is a Internal Medicine Physician provider in Seattle, WA (NPI 1174818439).
Provider details
- NPI number
- 1174818439
- Entity type
- Individual
- Primary specialty
- Internal Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- Yes
- License
- ML 60264054 (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
15 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 · 30 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Lorazepam | 125 | 57 |
| Alprazolam | 118 | 39 |
| Clonazepam | 114 | 32 |
| Trazodone Hcl | 98 | 47 |
| Sertraline Hcl | 80 | 35 |
| Quetiapine Fumarate | 79 | 27 |
| Fluoxetine Hcl | 78 |
Practice location
Mailing address
Registry dates
- Enumerated
- 2011-06-15
- Last updated
- 2021-10-27
- Certified
- 2021-10-27
Frequently asked questions
- What is Justin Estaris's NPI number?
- Justin Estaris's National Provider Identifier (NPI) is 1174818439, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Justin Estaris's specialty?
- Justin Estaris is listed in the NPPES registry with a primary specialty of Internal Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Justin Estaris located?
- Justin Estaris's practice location on file with NPPES is 925 Seneca St, Seattle, WA 98101-2742.
- What is Justin Estaris's phone number?
- The practice phone number listed in the NPPES registry for Justin Estaris is (206) 583-6079.
- Does Justin Estaris accept Medicare?
- Justin Estaris is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Justin Estaris's NPI active?
- Yes — Justin Estaris's NPI (1174818439) is active in the NPPES registry as of the last update on 2021-10-27.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.