Doctor profile · Federal record

Dr. Nikolaos Myriounis, MD

Hematology & Oncology Physician (CMS: Hematology/Oncology) · Internal Medicine Physician · Hematology (Internal Medicine) Physician · Hematology & Oncology Physician · Medical Oncology Physician · Kennewick, WA

  • NPI 1821235474
  • Accepts Medicare
  • MIPS 66.0 / 100 · 2023
  • 22 yrs in practice
  • Licensed in 3 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

Operates at 4 locations .

NPPES Updated May 11, 2026
Primary practice
3730 Plaza Way
Kennewick, WA 993382718
(509) 221-2449
fax (509) 221-2433
Additional location
308 Deep South Farm RD Ste 200
Blairsville, GA 305122218
(770) 496-9430
Additional location
624 W Martin Luther King JR Dr
Milledgeville, GA 310612787
(770) 496-9430
Show 1 more location
Additional location
10452 Silverdale Way Nw
Silverdale, WA 983839411
(360) 307-7300
fax (877) 777-9902
Mailing address
4371 Veronica S Shoemaker Blvd
Fort Myers, FL 339162216

Credentials & registration

NPPES · NUCC
NPI registered
January 2009 — 17 yrs on file
Profile last updated
June 24, 2025
Year of graduation
2004 — 22 yrs since
Specialty taxonomy
207RH0003X — NUCC code
State licenses (3)
Washington #MD61530077 · Florida #ME145610 · Georgia #87124

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821235474. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
211
Distinct HCPCS
4
Medicare allowed
$16,380
HCPCS Description Services Patients Avg allowed
99221 Initial hospital care with straightforward or low level of medical decision making, per day, if using time, at least 40 minutes 77 69 $84
99222 Initial hospital care with straightforward or low-level medical decision making, if using time, at least 55 minutes 73 70 $130
85025 Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count 33 29 $8
36415 Insertion of needle into vein for collection of blood sample 28 25 $8

In context: peer comparison

Among 2 peers in this city , average services per provider: 127. This provider delivers 1.7× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$43
Transactions
2
Manufacturers
2
Payer (manufacturer) Industry Txns Amount
PFIZER INC. 1 $22.49
ABBVIE INC. 1 $20.45

By nature of payment

Food and Beverage
$43

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nikolaos Myriounis's medical specialty?
Dr. Nikolaos Myriounis practices Hematology & Oncology Physician in Kennewick, WA.
Where does Dr. Nikolaos Myriounis practice?
Dr. Nikolaos Myriounis practices at 3730 Plaza Way, Kennewick, WA 993382718. Office phone: 5092212449.
What is Dr. Nikolaos Myriounis's NPI?
Dr. Nikolaos Myriounis's National Provider Identifier (NPI) is 1821235474, issued by NPPES.
Does Dr. Nikolaos Myriounis accept Medicare assignment?
Yes. Dr. Nikolaos Myriounis accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nikolaos Myriounis commonly perform?
Top Medicare-reported procedures in 2023: Initial hospital care with straightforward or low level of medical decision making (HCPCS 99221); Initial hospital care with straightforward or low-level medical decision making (HCPCS 99222); Complete blood cell count (red cells, white blood cell, platelets), automated test and automated differential white blood cell count (HCPCS 85025). Source: CMS Medicare Physician & Other Practitioners file.