Doctor profile · Federal record

Dr. Hanwool Choi, MD

Anesthesiology Physician (CMS: Anesthesiology) · Anesthesiology Physician · Seattle, WA

  • NPI 1417338443
  • Accepts Medicare
  • 11 yrs in practice
  • Licensed in 2 states
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
201 16Th Ave E
Seattle, WA 981125226
(206) 326-3000
fax (877) 515-2975
Additional location
1 Barnes Jewish Hospital Plz
Saint Louis, MO 631101003
(314) 362-5000

Credentials & registration

NPPES · NUCC
NPI registered
June 2015 — 11 yrs on file
Profile last updated
January 13, 2026
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207L00000X — NUCC code
State licenses (2)
Washington #MD61042070 · Missouri #2015017216

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1417338443. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
181
Distinct HCPCS
9
Medicare allowed
$15,186
HCPCS Description Services Patients Avg allowed
00731 Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope 32 32 $87
99231 Subsequent hospital care with straightforward or low level of medical decision making, per day, if using time, at least 25 minutes 25 24 $52
99213 Established patient office or other outpatient visit, 20-29 minutes 24 22 $71
00732 Anesthesia for procedure on gallbladder, pancreas, or liver using an endoscope 20 19 $135
99214 Established patient office or other outpatient visit, 30-39 minutes 20 20 $105
01996 Daily hospital management of continuous spinal drug administration 18 17 $66
36620 Insertion of artery tube for blood sampling or infusion through skin 14 14 $47
62323 Injection of substance into lower spine canal using imaging guidance 14 13 $107
99203 New patient office or other outpatient visit, 30-44 minutes 14 14 $89

In context: peer comparison

Among 172 peers in Seattle Anesthesiology Physician, average services per provider: 23. This provider delivers 7.9× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$168
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Si-Bone, INC. 1 $167.73

By nature of payment

Food and Beverage
$168

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Hanwool Choi's medical specialty?
Dr. Hanwool Choi practices Anesthesiology Physician in Seattle, WA.
Where does Dr. Hanwool Choi practice?
Dr. Hanwool Choi practices at 201 16Th Ave E, Seattle, WA 981125226. Office phone: 2063263000.
What is Dr. Hanwool Choi's NPI?
Dr. Hanwool Choi's National Provider Identifier (NPI) is 1417338443, issued by NPPES.
Does Dr. Hanwool Choi accept Medicare assignment?
Yes. Dr. Hanwool Choi accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Hanwool Choi commonly perform?
Top Medicare-reported procedures in 2023: Anesthesia for other procedure on esophagus, stomach, or upper small bowel using an endoscope (HCPCS 00731); Subsequent hospital care with straightforward or low level of medical decision making (HCPCS 99231); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.