Doctor profile · Federal record

Dr. Iryna Muzyka, MD

Neurology Physician (CMS: Neurology) · Neurology Physician · Scottsdale, AZ

  • NPI 1649478306
  • Accepts Medicare
  • MIPS 78.6 / 100 · 2023
  • 27 yrs in practice
  • Female
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
13400 E Shea Blvd
Scottsdale, AZ 85259
(480) 301-8000

Credentials & registration

NPPES · NUCC
NPI registered
July 2007 — 19 yrs on file
Profile last updated
September 8, 2020
Year of graduation
1999 — 27 yrs since
Specialty taxonomy
2084N0400X — NUCC code
State licenses (2)
Arizona #52813 · Arizona #151659

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1649478306. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
1,390
Distinct HCPCS
10
Medicare allowed
$76,216
HCPCS Description Services Patients Avg allowed
G0453 Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) 787 81 $30
95938 Placement of skin electrodes and measurement of stimulated sites on arms and legs 97 95 $43
95939 Placement of skin electrodes and measurement of central motor stimulation in arms and legs 91 89 $114
95870 Needle measurement of electrical activity in arm, leg, trunk or head muscles, limited study 70 33 $19
95861 Needle measurement of electrical activity in arm or leg muscles, 2 extremities 50 49 $78
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 49 45 $92
99215 Established patient office or other outpatient visit, 40-54 minutes 49 37 $175
95885 Needle measurement of electrical activity in arm or leg muscles, limited study 32 26 $60
99214 Established patient office or other outpatient visit, 30-39 minutes 30 24 $121
95822 Measurement of brain wave activity (eeg), in coma or asleep 26 25 $55

In context: peer comparison

Among 25 peers in Scottsdale Neurology Physician, average services per provider: 500. This provider delivers 2.8× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$109
Transactions
1
Manufacturers
1
Payer (manufacturer) Industry Txns Amount
Alexion Pharmaceuticals, INC. 1 $108.60

By nature of payment

Food and Beverage
$109

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
229
Patients
15
Total drug cost
$1,135,830
Drug Type Claims Patients Total cost
Riluzole Generic 57 15 $8,729
Relyvrio (Sod Phenylbutyrat/Taurursodiol) Brand 47 0 $597,081
Radicava Ors (Edaravone) Brand 38 0 $527,792
Gabapentin Generic 29 0 $662
Baclofen Generic 25 0 $684
Atropine Sulfate Generic 19 0 $809
Tramadol Hcl Generic 14 0 $74

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Iryna Muzyka's medical specialty?
Dr. Iryna Muzyka practices Neurology Physician in Scottsdale, AZ.
Where does Dr. Iryna Muzyka practice?
Dr. Iryna Muzyka practices at 13400 E Shea Blvd, Scottsdale, AZ 85259. Office phone: 4803018000.
What is Dr. Iryna Muzyka's NPI?
Dr. Iryna Muzyka's National Provider Identifier (NPI) is 1649478306, issued by NPPES.
Does Dr. Iryna Muzyka accept Medicare assignment?
Yes. Dr. Iryna Muzyka accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Iryna Muzyka commonly perform?
Top Medicare-reported procedures in 2023: Continuous intraoperative neurophysiology monitoring, from outside the operating room (remote or nearby), per patient, (attention directed exclusively to one patient) each 15 minutes (list in addition to primary procedure) (HCPCS G0453); Placement of skin electrodes and measurement of stimulated sites on arms and legs (HCPCS 95938); Placement of skin electrodes and measurement of central motor stimulation in arms and legs (HCPCS 95939). Source: CMS Medicare Physician & Other Practitioners file.