Doctor profile · Federal record

Dr. Alex Koo, MD

Emergency Medicine Physician (CMS: Emergency Medicine) · General Practice Physician · Tacoma, WA

  • NPI 1740671148
  • Accepts Medicare
  • MIPS 88.1 / 100 · 2023
  • 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
9040 Jackson Ave
Tacoma, WA 984311000
(253) 968-1110
Additional location
9040 Fitzsimmons Dr
Joint Base Lewis McChord, WA 984311000
(253) 968-2997

Credentials & registration

NPPES · NUCC
NPI registered
February 2015 — 11 yrs on file
Profile last updated
May 16, 2019
Year of graduation
2015 — 11 yrs since
Specialty taxonomy
207P00000X — NUCC code
State licenses (2)
Washington #MD60859647 · Nebraska #29450

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1740671148. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
477
Distinct HCPCS
3
Medicare allowed
$86,750
HCPCS Description Services Patients Avg allowed
99285 Emergency department visit with high level of medical decision making 303 293 $180
99291 Critical care, first 30-74 minutes 113 112 $217
99284 Emergency department visit with moderate level of medical decision making 61 60 $125

In context: peer comparison

Among 41 peers in this city , average services per provider: 76. This provider delivers 6.3× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
30
Patients
19
Total drug cost
$123
Drug Type Claims Patients Total cost
Ondansetron Odt (Ondansetron) Brand 19 19 $101
Prednisone Generic 11 0 $22

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Alex Koo's medical specialty?
Dr. Alex Koo practices Emergency Medicine Physician in Tacoma, WA.
Where does Dr. Alex Koo practice?
Dr. Alex Koo practices at 9040 Jackson Ave, Tacoma, WA 984311000. Office phone: 2539681110.
What is Dr. Alex Koo's NPI?
Dr. Alex Koo's National Provider Identifier (NPI) is 1740671148, issued by NPPES.
Does Dr. Alex Koo accept Medicare assignment?
Yes. Dr. Alex Koo accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Alex Koo commonly perform?
Top Medicare-reported procedures in 2023: Emergency department visit with high level of medical decision making (HCPCS 99285); Critical care (HCPCS 99291); Emergency department visit with moderate level of medical decision making (HCPCS 99284). Source: CMS Medicare Physician & Other Practitioners file.