Doctor profile · Federal record

Dr. Kumaraswamy Sivakumar, M.D.

Neuromuscular Medicine (Psychiatry & Neurology) Physician (CMS: Neurology) · Specialist · Neurology Physician · Clinical Neurophysiology Physician · Infusion Therapy Clinic/Center · Phoenix, AZ

  • NPI 1821035254
  • Accepts Medicare
  • MIPS 92.7 / 100 · 2023
  • 40 yrs in practice
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
4545 E Shea Blvd, Ste 175
Phoenix, AZ 850283074
(480) 314-1007
fax (480) 314-1003

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
August 8, 2019
Year of graduation
1986 — 40 yrs since
Specialty taxonomy
2084N0008X — NUCC code
State license (1)
Arizona #25540
Medicaid
AZ #393108

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1821035254. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
68,169
Distinct HCPCS
10
Medicare allowed
$4,343,919
HCPCS Description Services Patients Avg allowed
J1556 Injection, immune globulin (bivigam), 500 mg 44,440 28 $70
J1459 Injection, immune globulin (privigen), intravenous, non-lyophilized (e.g., liquid), 500 mg 15,500 24 $47
J1576 Injection, immune globulin (panzyga), intravenous, non-lyophilized (e.g., liquid), 500 mg 5,100 16 $65
96366 Infusion into a vein for therapy, prevention, or diagnosis, each additional hour 1,441 36 $20
96365 Infusion into a vein for therapy, prevention, or diagnosis, 1 hour or less 571 37 $63
99214 Established patient office or other outpatient visit, 30-39 minutes 548 252 $122
J7050 Infusion, normal saline solution, 250 cc 157 13 $1
J2930 Injection, methylprednisolone sodium succinate, up to 125 mg 126 11 $5
95886 Needle measurement of electrical activity in arm or leg muscles, complete study 99 57 $95
99204 New patient office or other outpatient visit, 45-59 minutes 79 79 $164

In context: peer comparison

Among 2 peers in this city , average services per provider: 2,468. This provider delivers 28× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$9,623
Transactions
12
Manufacturers
7
Payer (manufacturer) Industry Txns Amount
Amicus Therapeutics, Inc. 3 $7,025.94
ARGENX US, INC. 2 $2,073.85
CATALYST PHARMACEUTICALS, INC. 3 $297.01
Alexion Pharmaceuticals, Inc. 1 $113.94
Octapharma USA, Inc. 1 $46.36
EDW Pharma, Inc. 1 $40.08
Tactile Systems Technology Inc 1 $25.68

By nature of payment

Consulting Fee
$8,975
Food and Beverage
$648

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
1,882
Patients
424
Total drug cost
$2,061,105
Drug Type Claims Patients Total cost
Prednisone Generic 571 145 $6,115
Gabapentin Generic 227 60 $8,201
Azathioprine Generic 144 33 $12,806
Pyridostigmine Bromide Generic 131 39 $15,900
Baclofen Generic 125 32 $5,955
Riluzole Generic 106 31 $19,433
Radicava Ors (Edaravone) Brand 95 13 $1,311,860
Carbidopa-Levodopa (Carbidopa/Levodopa) Brand 79 22 $6,121
Gammagard Liquid (Immun Glob G(Igg)/Gly/Iga Ov50) Brand 72 0 $656,056
Cyclosporine Modified (Cyclosporine, Modified) Brand 69 13 $11,003

Frequently asked questions

Auto-generated from federal data
What is Dr. Kumaraswamy Sivakumar's medical specialty?
Dr. Kumaraswamy Sivakumar practices Neuromuscular Medicine (Psychiatry & Neurology) Physician in Phoenix, AZ.
Where does Dr. Kumaraswamy Sivakumar practice?
Dr. Kumaraswamy Sivakumar practices at 4545 E Shea Blvd, Phoenix, AZ 850283074. Office phone: 4803141007.
What is Dr. Kumaraswamy Sivakumar's NPI?
Dr. Kumaraswamy Sivakumar's National Provider Identifier (NPI) is 1821035254, issued by NPPES.
Does Dr. Kumaraswamy Sivakumar accept Medicare assignment?
Yes. Dr. Kumaraswamy Sivakumar accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Kumaraswamy Sivakumar commonly perform?
Top Medicare-reported procedures in 2023: Injection, immune globulin (bivigam), 500 mg (HCPCS J1556); Injection, immune globulin (privigen), intravenous, non-lyophilized (e.g., liquid), 500 mg (HCPCS J1459); Injection, immune globulin (panzyga), intravenous, non-lyophilized (e.g., liquid), 500 mg (HCPCS J1576). Source: CMS Medicare Physician & Other Practitioners file.