Doctor profile · Federal record

Dr. Oliver Tai, MD

Nephrology Physician (CMS: Nephrology) · Everett, WA

  • NPI 1699885731
  • Accepts Medicare
  • 26 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
2707 Colby Ave Ste 718
Everett, WA 982013528
(425) 339-5413
fax (425) 339-4213
Mailing address
1840 E Ray RD
Chandler, AZ 852258720

Credentials & registration

NPPES · NUCC
NPI registered
August 2006 — 20 yrs on file
Profile last updated
November 26, 2019
Year of graduation
2000 — 26 yrs since
Specialty taxonomy
207RN0300X — NUCC code
State license (1)
Washington #MD00042454

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1699885731. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,209
Distinct HCPCS
10
Medicare allowed
$179,169
HCPCS Description Services Patients Avg allowed
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 374 81 $78
99214 Established patient office or other outpatient visit, 30-39 minutes 238 133 $98
90960 Dialysis services, 4 or more physician visits per month (20 years or older) 128 20 $354
90966 Home dialysis services per month (20 years or older) 123 17 $291
90935 Hemodialysis procedure with physician evaluation 82 41 $72
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 60 30 $119
99215 Established patient office or other outpatient visit, 40-54 minutes 54 36 $130
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 49 43 $172
99291 Critical care, first 30-74 minutes 41 25 $213
99204 New patient office or other outpatient visit, 45-59 minutes 25 25 $168

In context: peer comparison

Among 1 peers in Everett Nephrology Physician, average services per provider: 100. This provider delivers 12× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$228
Transactions
6
Manufacturers
6
Payer (manufacturer) Industry Txns Amount
Baxter Healthcare 1 $122.19
Novartis Pharmaceuticals Corporation 1 $33.99
Travere Therapeutics, INC. 1 $21.85
Calliditas Therapeutics US INC. 1 $18.32
Otsuka Pharmaceutical Development & Commercialization, INC. 1 $15.70
Otsuka America Pharmaceutical, INC. 1 $15.51

By nature of payment

Food and Beverage
$228

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,111
Patients
675
Total drug cost
$580,483
Drug Type Claims Patients Total cost
Amlodipine Besylate Generic 273 88 $1,783
Jardiance (Empagliflozin) Brand 214 74 $293,329
Torsemide Generic 189 68 $7,013
Farxiga (Dapagliflozin Propanediol) Brand 185 57 $256,524
Tamsulosin Hcl Generic 161 41 $3,667
Allopurinol Generic 147 38 $2,232
Spironolactone Generic 140 40 $1,521
Metoprolol Succinate Generic 138 45 $3,187
Calcitriol Generic 110 35 $2,098
Atorvastatin Calcium Generic 109 34 $1,313

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Oliver Tai's medical specialty?
Dr. Oliver Tai practices Nephrology Physician in Everett, WA.
Where does Dr. Oliver Tai practice?
Dr. Oliver Tai practices at 2707 Colby Ave Ste 718, Everett, WA 982013528. Office phone: 4253395413.
What is Dr. Oliver Tai's NPI?
Dr. Oliver Tai's National Provider Identifier (NPI) is 1699885731, issued by NPPES.
Does Dr. Oliver Tai accept Medicare assignment?
Yes. Dr. Oliver Tai accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Oliver Tai commonly perform?
Top Medicare-reported procedures in 2023: Subsequent hospital care with moderate levelof medical decision making (HCPCS 99232); Established patient office or other outpatient visit (HCPCS 99214); Dialysis services, 4 or more physician visits per month (20 years or older) (HCPCS 90960). Source: CMS Medicare Physician & Other Practitioners file.