Hanwool Choi, MD
NPI 1417338443 · Anesthesiology Physician · Seattle, WA
Enrolled with Medicare as Practitioner - Anesthesiology · source: CMS PECOS Public Provider Enrollment (2026.04.01)
Hanwool Choi, MD is a Anesthesiology Physician provider in Seattle, WA (NPI 1417338443).
Provider details
- NPI number
- 1417338443
- Entity type
- Individual
- Primary specialty
- Anesthesiology PhysicianAllopathic & Osteopathic Physicians
- Credential
- MD
- Sex
- Male
- Sole proprietor
- No
- License
- MD61042070 (WA)
Specialties & taxonomies
Allopathic & Osteopathic Physicians
Allopathic & Osteopathic Physicians
Profile Score
A profile completeness & documented-activity index — NOT a quality, outcomes, or patient-satisfaction rating.
- Registry tenure25% of score
11 yrs in NPPES registry
- Profile completeness25% of score
100% of core fields populated
- Practice footprint15% of score
2 documented practice locations
- Medicare service volume (vs. specialty peers)25% of score
220 Medicare services, 2024 (ranked within specialty)
- Open Payments transparency10% of score
Has Open Payments disclosures (2024)
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 .
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) |
|---|---|---|
| Subsequent Hospital Care With Straightforward Or Low Level of Medical Decision Making, Per Day, If Using Time, at Least 25 Minutes99231 | 47 | $52 |
| Anesthesia for Other Procedure on Esophagus, Stomach, Or Upper Small Bowel Using an Endoscope00731 | 44 | $86 |
| Anesthesia for Other Procedure on Large Bowel Using an Endoscope00811 | 26 | $72 |
| Daily Hospital Management of Continuous Spinal Drug Administration01996 | 18 | $65 |
| Established Patient Office Or Other Outpatient Visit With Low Level OD Decision Making, If Using Time, 20 Minutes Or More99213 | 15 | $69 |
| Anesthesia for Other Procedure on Lower Spine00630 | 14 |
Transparency — industry payments
Based on CMS Open Payments, 2024; not all care is captured.
$168 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
Additional practice locations (1)
- 1 Barnes Jewish Hospital PlzSaint Louis, MO 63110-1003Phone: (314) 362-5000
Registry dates
- Enumerated
- 2015-06-16
- Last updated
- 2026-01-13
- Certified
- 2026-01-13
Frequently asked questions
- What is Hanwool Choi's NPI number?
- Hanwool Choi's National Provider Identifier (NPI) is 1417338443, a unique 10-digit ID issued by CMS for use in standard healthcare transactions.
- What is Hanwool Choi's specialty?
- Hanwool Choi is listed in the NPPES registry with a primary specialty of Anesthesiology Physician (Allopathic & Osteopathic Physicians).
- Where is Hanwool Choi located?
- Hanwool Choi's practice location on file with NPPES is 201 16th Ave E, Seattle, WA 98112-5226.
- What is Hanwool Choi's phone number?
- The practice phone number listed in the NPPES registry for Hanwool Choi is (206) 326-3000.
- Does Hanwool Choi accept Medicare?
- Hanwool Choi is approved to bill Medicare according to CMS PECOS enrollment data (2026.04.01). Confirm current participation with the provider before scheduling.
- Is Hanwool Choi's NPI active?
- Yes — Hanwool Choi's NPI (1417338443) is active in the NPPES registry as of the last update on 2026-01-13.
Source: CMS NPPES Data Dissemination (June 2026). NPI Central is not affiliated with CMS. Data is provided as-is from the public registry.