Doctor profile · Federal record

Dr. Nikhil Warrier, M.D.

Clinical Cardiac Electrophysiology Physician (CMS: Cardiac Electrophysiology) · Fountain Valley, CA

  • NPI 1538486675
  • Accepts Medicare
  • MIPS 81.2 / 100 · 2023
  • 17 yrs in practice
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
18111 Brookhurst St Ste 5100
Fountain Valley, CA 927086728
(714) 546-2238
fax (714) 434-8145

Credentials & registration

NPPES · NUCC
NPI registered
April 2010 — 16 yrs on file
Profile last updated
June 19, 2018
Year of graduation
2009 — 17 yrs since
Specialty taxonomy
207RC0001X — NUCC code
State license (1)
California #A133900

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1538486675. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
5,397
Distinct HCPCS
10
Medicare allowed
$498,861
HCPCS Description Services Patients Avg allowed
99214 Established patient office or other outpatient visit, 30-39 minutes 781 449 $141
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 693 231 $32
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 612 426 $16
99213 Established patient office or other outpatient visit, 20-29 minutes 590 405 $100
93298 Evaluation of cardiac rhythm monitor system, remote up to 30 days 517 70 $28
93297 Evaluation of implantable heart and blood vessel monitoring system, remote up to 30 days 489 76 $27
93280 Programming of dual lead pacemaker system 237 164 $91
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 202 128 $127
93295 Evaluation of single, dual, or multiple lead implantable defibrillator system, remote up to 90 days 192 65 $39
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 189 175 $9

In context: peer comparison

Among 2 peers in this city , average services per provider: 159. This provider delivers 34× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$44,241
Transactions
163
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Medical Device Business Services, Inc. 25 $32,700.00
Biosense Webster, Inc. 59 $6,345.49
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 12 $1,932.66
Medtronic, Inc. 6 $592.87
Boston Scientific Corporation 17 $457.45
Abbott Laboratories 5 $335.41
ATRICURE, INC. 6 $255.71
ShockWave Medical, Inc 2 $239.40
Inari Medical, Inc. 3 $231.25
BIOTRONIK INC. 3 $175.83
Boehringer Ingelheim Pharmaceuticals, Inc. 8 $139.00
CARDIVA MEDICAL, INC. 5 $131.73
Novartis Pharmaceuticals Corporation 5 $99.15
Kestra Medical Technology Services, Inc. 3 $97.47
Amgen Inc. 4 $81.00

By nature of payment

Consulting Fee
$37,225
Food and Beverage
$5,243
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program
$1,500
Travel and Lodging
$272

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,619
Patients
819
Total drug cost
$1,019,169
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 695 167 $708,257
Metoprolol Succinate Generic 474 142 $8,163
Flecainide Acetate Generic 208 70 $11,482
Clopidogrel (Clopidogrel Bisulfate) Brand 137 52 $1,498
Xarelto (Rivaroxaban) Brand 130 31 $137,606
Metoprolol Tartrate Generic 125 37 $1,237
Pantoprazole Sodium Generic 120 74 $1,232
Furosemide Generic 115 35 $601
Multaq (Dronedarone Hcl) Brand 101 33 $141,292
Losartan Potassium Generic 94 29 $1,244

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Nikhil Warrier's medical specialty?
Dr. Nikhil Warrier practices Clinical Cardiac Electrophysiology Physician in Fountain Valley, CA.
Where does Dr. Nikhil Warrier practice?
Dr. Nikhil Warrier practices at 18111 Brookhurst St Ste 5100, Fountain Valley, CA 927086728. Office phone: 7145462238.
What is Dr. Nikhil Warrier's NPI?
Dr. Nikhil Warrier's National Provider Identifier (NPI) is 1538486675, issued by NPPES.
Does Dr. Nikhil Warrier accept Medicare assignment?
Yes. Dr. Nikhil Warrier accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Nikhil Warrier commonly perform?
Top Medicare-reported procedures in 2023: Established patient office or other outpatient visit (HCPCS 99214); Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days (HCPCS 93294); Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report (HCPCS 93000). Source: CMS Medicare Physician & Other Practitioners file.