Doctor profile · Federal record

Dr. Jay Tiongson, M.D.

Clinical Cardiac Electrophysiology Physician (CMS: Cardiac Electrophysiology) · Internal Medicine Physician · Clinical Cardiac Electrophysiology Physician · Mission Viejo, CA

  • NPI 1609082312
  • Accepts Medicare
  • 24 yrs in practice
  • Licensed in 2 states
  • Male
  • Solo practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
26800 Crown Valley Pkwy, Suite 250
Mission Viejo, CA 926916384
(949) 364-3570
fax (949) 364-3430

Credentials & registration

NPPES · NUCC
NPI registered
May 2007 — 19 yrs on file
Profile last updated
November 11, 2021
Year of graduation
2002 — 24 yrs since
Specialty taxonomy
207RC0001X — NUCC code
State licenses (2)
California #A91234 · New Mexico #MD2010-0573

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1609082312. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
7,393
Distinct HCPCS
10
Medicare allowed
$780,395
HCPCS Description Services Patients Avg allowed
93298 Evaluation of cardiac rhythm monitor system, remote up to 30 days 1,045 156 $27
G2066 Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec 898 150 $65
99213 Established patient office or other outpatient visit, 20-29 minutes 854 597 $98
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 704 482 $16
93296 Evaluation of single, dual, multiple lead or leadless pacemaker system or implantable defibrillator system, remote up to 90 days 636 214 $26
93294 Evaluation of single, dual, multiple lead or leadless pacemaker system, remote up to 90 days 502 169 $31
99214 Established patient office or other outpatient visit, 30-39 minutes 391 303 $139
99232 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 35 minutes 382 125 $83
93280 Programming of dual lead pacemaker system 282 165 $90
99215 Established patient office or other outpatient visit, 40-54 minutes 192 159 $194

In context: peer comparison

Among 1 peers in Mission Viejo Clinical Cardiac Electrophysiology Physician, average services per provider: 160. This provider delivers 46× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$7,596
Transactions
102
Manufacturers
13
Payer (manufacturer) Industry Txns Amount
Zoll Services LLC (A/K/A Zoll LifeCor Corp) 8 $2,879.57
Medtronic, INC. 24 $2,076.90
CVRx, INC. 8 $1,059.86
Biosense Webster, INC. 25 $753.73
Boston Scientific Corporation 12 $354.87
Abbott Laboratories 13 $217.89
Pfizer INC. 4 $104.41
E.R. Squibb & Sons, L.L.C. 2 $47.92
Kestra Medical Technology Services, INC. 2 $33.81
Janssen Pharmaceuticals, INC 1 $27.36
Kiniksa Pharmaceuticals International, Plc 1 $14.80
Sanofi-Aventis U.S. LLC 1 $13.75
AltaThera Pharmaceuticals LLC 1 $11.28

By nature of payment

Food and Beverage
$3,167
Compensation for Services Other Than Consulting, Including Serving As Faculty or As A Speaker at A Venue Other Than A Continuing Education Program
$2,250
Travel and Lodging
$2,179

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
4,315
Patients
1,210
Total drug cost
$2,027,283
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 1,307 299 $1,191,209
Flecainide Acetate Generic 855 227 $52,247
Multaq (Dronedarone Hcl) Brand 382 103 $479,879
Metoprolol Succinate Generic 361 112 $6,134
Amiodarone Hcl Generic 292 114 $11,114
Xarelto (Rivaroxaban) Brand 231 59 $258,333
Amlodipine Besylate Generic 174 60 $1,318
Metoprolol Tartrate Generic 172 67 $1,344
Losartan Potassium Generic 99 34 $1,461
Diltiazem 24Hr ER (Cd) (Diltiazem Hcl) Brand 91 31 $4,129

Hospital affiliations

CMS Hospital Compare

Frequently asked questions

Auto-generated from federal data
What is Dr. Jay Tiongson's medical specialty?
Dr. Jay Tiongson practices Clinical Cardiac Electrophysiology Physician in Mission Viejo, CA.
Where does Dr. Jay Tiongson practice?
Dr. Jay Tiongson practices at 26800 Crown Valley Pkwy, Mission Viejo, CA 926916384. Office phone: 9493643570.
What is Dr. Jay Tiongson's NPI?
Dr. Jay Tiongson's National Provider Identifier (NPI) is 1609082312, issued by NPPES.
Does Dr. Jay Tiongson accept Medicare assignment?
Yes. Dr. Jay Tiongson accepts Medicare assignment, meaning Medicare-allowed amounts are accepted as full payment for covered services.
What procedures does Dr. Jay Tiongson commonly perform?
Top Medicare-reported procedures in 2023: Evaluation of cardiac rhythm monitor system, remote up to 30 days (HCPCS 93298); Interrogation device evaluation(s), (remote) up to 30 days; implantable cardiovascular physiologic monitor system, implantable loop recorder system, or subcutaneous cardiac rhythm monitor system, remote data acquisition(s), receipt of transmissions and tec (HCPCS G2066); Established patient office or other outpatient visit (HCPCS 99213). Source: CMS Medicare Physician & Other Practitioners file.