Doctor profile · Federal record

Dr. Jeffrey Tsai, MD

Epilepsy Physician (CMS: Epileptologists) · Neurology Physician · Seattle, WA

  • NPI 1265588842
  • Accepts Medicare
  • MIPS 87.0 / 100 · 2023
  • 23 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
325 9Th Ave
Seattle, WA 981042420
(206) 744-3576
Mailing address
Po Box 50095
Seattle, WA 981455095

Credentials & registration

NPPES · NUCC
NPI registered
January 2007 — 19 yrs on file
Profile last updated
December 18, 2024
Year of graduation
2003 — 23 yrs since
Specialty taxonomy
2084E0001X — NUCC code
State license (1)
Washington #MD60265929
Medicaid
WA #1265588842

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1265588842. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
214
Distinct HCPCS
6
Medicare allowed
$33,227
HCPCS Description Services Patients Avg allowed
95720 Measurement of brain wave activity with video (veeg), 12-26 hours with review and report by health care professional 91 54 $216
95718 Measurement of brain wave activity with video (veeg), 2-12 hours with review and report by health care professional 42 35 $139
95816 Measurement of brain wave activity (eeg), awake and drowsy 25 25 $61
99214 Established patient office or other outpatient visit, 30-39 minutes 25 23 $105
99215 Established patient office or other outpatient visit, 40-54 minutes 20 18 $146
95819 Measurement of brain wave activity (eeg), awake and asleep 11 11 $61

In context: peer comparison

Among 6 peers in Seattle Epilepsy Physician, average services per provider: 33. This provider delivers 6.5× the peer median.

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,014
Patients
128
Total drug cost
$283,335
Drug Type Claims Patients Total cost
Lamotrigine Generic 306 46 $7,479
Levetiracetam Generic 158 29 $7,208
Lacosamide Generic 87 14 $33,596
Topiramate Generic 73 13 $1,565
Divalproex Sodium ER (Divalproex Sodium) Brand 61 12 $4,742
Xcopri (Cenobamate) Brand 57 0 $76,630
Divalproex Sodium Generic 38 0 $2,126
Carbamazepine ER (Carbamazepine) Brand 36 0 $8,026
Phenytoin Sodium Extended Generic 33 0 $1,295
Pregabalin Generic 31 0 $1,601

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jeffrey Tsai's medical specialty?
Dr. Jeffrey Tsai practices Epilepsy Physician in Seattle, WA.
Where does Dr. Jeffrey Tsai practice?
Dr. Jeffrey Tsai practices at 325 9Th Ave, Seattle, WA 981042420. Office phone: 2067443576.
What is Dr. Jeffrey Tsai's NPI?
Dr. Jeffrey Tsai's National Provider Identifier (NPI) is 1265588842, issued by NPPES.
Does Dr. Jeffrey Tsai accept Medicare assignment?
Yes. Dr. Jeffrey Tsai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jeffrey Tsai commonly perform?
Top Medicare-reported procedures in 2023: Measurement of brain wave activity with video (veeg) (HCPCS 95720); Measurement of brain wave activity with video (veeg) (HCPCS 95718); Measurement of brain wave activity (eeg), awake and drowsy (HCPCS 95816). Source: CMS Medicare Physician & Other Practitioners file.