Doctor profile · Federal record

Dr. James Tsai, MD

Internal Medicine Physician (CMS: Internal Medicine) · Hospitalist Physician · Everett, WA

  • NPI 1225149172
  • Accepts Medicare
  • 22 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

Operates at 2 locations .

NPPES Updated May 11, 2026
Primary practice
1321 Colby Ave, Medical Staff Office
Everett, WA 982011665
(425) 261-2000
Additional location
3901 Hoyt Ave
Everett, WA 982014918
(425) 259-0966
Mailing address
Po Box 3360
Portland, OR 972083360

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
March 30, 2021
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207R00000X — NUCC code
State license (1)
Washington #MD00046675

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1225149172. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
423
Distinct HCPCS
4
Medicare allowed
$37,360
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 329 93 $78
99239 Hospital discharge day management, more than 30 minutes 41 41 $113
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 35 22 $117
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 18 18 $166

In context: peer comparison

Among 41 peers in Everett Internal Medicine Physician, average services per provider: 62. This provider delivers 6.8× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
130
Patients
63
Total drug cost
$945
Drug Type Claims Patients Total cost
Quetiapine Fumarate Generic 33 13 $201
Atorvastatin Calcium Generic 23 16 $249
Amlodipine Besylate Generic 22 12 $109
Metoprolol Succinate Generic 16 0 $127
Gabapentin Generic 14 0 $116
Hydroxyzine Pamoate Generic 11 11 $77
Trazodone Hcl Generic 11 11 $66

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. James Tsai's medical specialty?
Dr. James Tsai practices Internal Medicine Physician in Everett, WA.
Where does Dr. James Tsai practice?
Dr. James Tsai practices at 1321 Colby Ave, Everett, WA 982011665. Office phone: 4252612000.
What is Dr. James Tsai's NPI?
Dr. James Tsai's National Provider Identifier (NPI) is 1225149172, issued by NPPES.
Does Dr. James Tsai accept Medicare assignment?
Yes. Dr. James Tsai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. James Tsai commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Hospital discharge day management (HCPCS 99239); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.