Benjamin Seo
NPI 1922117027 · Emergency Medicine Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Emergency Medicine · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Benjamin Seo is a Emergency Medicine Physician provider in Seattle, WA (NPI 1922117027).
Provider details
- NPI number
- 1922117027
- Entity type
- Individual
- Primary specialty
- Emergency Medicine PhysicianAllopathic & Osteopathic Physicians
- Sex
- Male
- Sole proprietor
- No
- License
- ML20008339 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure28% of score
19 yrs in NPPES registry
- Profile completeness28% of score
100% of core fields populated
- Practice footprint17% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)28% of score
512 Medicare services, 2024 (ranked within specialty)
Medicare volume is ranked against active providers in the same specialty. 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 does (Medicare)
Based on Medicare fee-for-service claims, 2024; not all care is captured.
| Service (HCPCS) | Medicare services | Typical Medicare-allowed (2024) |
|---|---|---|
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 108 | $83 |
| Established Patient Office Or Other Outpatient Visit With Moderate Level of Decision Making, If Using Time, 30 Minutes Or More99214 | 74 | $113 |
| Automated Urinalysis Test81003 | 63 | $2 |
| X-Ray of Chest, 2 Views71046 | 60 | $21 |
| 2019-Ncov Coronavirus, Sars-Cov-2/2019-Ncov (covid-19), Any Technique, Multiple Types Or Subtypes (includes All Targets), Non-CdcU0002 | 52 | $47 |
| Routine Electrocardiogram (ecg) Using at Least 12 Leads With Tracing93005 |
What this provider prescribes (Medicare Part D)
Top drugs by Medicare Part D claim volume, 2024 · 10 distinct drugs on file.
| Drug | Part D claims (2024) | Beneficiaries |
|---|---|---|
| Prednisone | 42 | 41 |
| Amoxicillin/Potassium Clavbrand: Amoxicillin-Clavulanate Potass | 41 | 40 |
| Cefuroxime Axetilbrand: Cefuroxime | 23 | 23 |
| Doxycycline Hyclate | 20 | 19 |
| Fluticasone Propionate | 19 | 19 |
| Ondansetronbrand: Ondansetron Odt | 16 | 15 |
| Nirmatrelvir/Ritonavirbrand: Paxlovid | 15 |
Practice location
Mailing address
Additional practice locations (1)
- 201 16th Ave ESeattle, WA 98112-5226Phone: (206) 326-3000
Registry dates
- Enumerated
- 2006-08-30
- Last updated
- 2021-05-03
- Certified
- 2021-05-03
Frequently asked questions
- What is Benjamin Seo's NPI number?
- Benjamin Seo's National Provider Identifier (NPI) is 1922117027, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Benjamin Seo's specialty?
- Benjamin Seo is listed in the NPPES registry with a primary specialty of Emergency Medicine Physician (Allopathic & Osteopathic Physicians).
- Where is Benjamin Seo located?
- Benjamin Seo's practice location on file with NPPES is 1959 Ne Pacific St, Seattle, WA 98195-6340.
- What is Benjamin Seo's phone number?
- The practice phone number listed in the NPPES registry for Benjamin Seo is (206) 543-0065.
- Does Benjamin Seo accept Medicare?
- Benjamin Seo is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Benjamin Seo's NPI active?
- Yes — Benjamin Seo's NPI (1922117027) is active in the NPPES registry as of the last update on 2021-05-03.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.