Doctor profile · Federal record

Dr. Nway Ko Ko, MBBS

Clinical Cardiac Electrophysiology Physician (CMS: Cardiac Electrophysiology) · Clinical Cardiac Electrophysiology Physician · Cardiovascular Disease Physician · Clinical Cardiac Electrophysiology Physician · Cardiovascular Disease Physician · Eau Claire, WI

  • NPI 1649646126
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 12 yrs in practice
  • Licensed in 3 states
  • Female
  • Group practice
  • No sanctions

Practice & contact

Operates at 3 locations .

NPPES Updated May 11, 2026
Primary practice
1400 Bellinger St
Eau Claire, WI 547035222
(715) 838-5222
Additional location
13400 E Shea Blvd
Scottsdale, AZ 852595452
(480) 301-8000
Additional location
200 1St St Sw
Rochester, MN 559050001
(507) 284-2511
Mailing address
Po Box 860912 Mayo Clinic
Minneapolis, MN 554860912

Credentials & registration

NPPES · NUCC
NPI registered
August 2015 — 11 yrs on file
Profile last updated
November 5, 2025
Year of graduation
2014 — 12 yrs since
Specialty taxonomy
207RC0001X — NUCC code
State licenses (3)
Wisconsin #83831 · Arizona #58265 · Minnesota #78406

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649646126. Last verified May 11, 2026.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$3,219
Transactions
28
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Medtronic, INC. 28 $3,219.01

By nature of payment

Grant
$2,000
Food and Beverage
$810
Travel and Lodging
$409

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
155
Patients
75
Total drug cost
$79,734
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 53 23 $77,537
Metoprolol Succinate Generic 26 15 $752
Pantoprazole Sodium Generic 26 26 $431
Metoprolol Tartrate Generic 20 11 $97
Losartan Potassium Generic 17 0 $131
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 13 0 $786

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nway Ko Ko's medical specialty?
Dr. Nway Ko Ko practices Clinical Cardiac Electrophysiology Physician in Eau Claire, WI.
Where does Dr. Nway Ko Ko practice?
Dr. Nway Ko Ko practices at 1400 Bellinger St, Eau Claire, WI 547035222. Office phone: 7158385222.
What is Dr. Nway Ko Ko's NPI?
Dr. Nway Ko Ko's National Provider Identifier (NPI) is 1649646126, issued by NPPES.
Does Dr. Nway Ko Ko accept Medicare assignment?
Yes. Dr. Nway Ko Ko accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.