Doctor profile · Federal record

Dr. Timothy O'Neill, M.D.

Cardiovascular Disease Physician · Los Alamitos, CA

  • NPI 1467493155
  • MIPS 79.8 / 100 · 2023
  • 20 yrs on file
  • Male
  • Group practice
  • No sanctions

Practice & contact

NPPES Updated May 11, 2026
Primary practice
5300 Katella Ave
Los Alamitos, CA 907202808
(562) 430-7533
fax (562) 430-8055

Credentials & registration

NPPES · NUCC
NPI registered
June 2006 — 20 yrs on file
Profile last updated
July 21, 2022
Specialty taxonomy
207RC0000X — NUCC code
State license (1)
California #G65895
Medicaid
CA #00G658950

Federal sanctions & exclusions

OIG LEIE Updated May 11, 2026

No sanctions, exclusions or revocations on file

Checked against OIG LEIE on NPI 1467493155. Last verified May 11, 2026.

Medicare procedures · 2023

Top services delivered

CMS Provider Utilization
Total services
2,097
Distinct HCPCS
10
Medicare allowed
$176,123
HCPCS Description Services Patients Avg allowed
93010 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only 794 692 $9
99214 Established patient office or other outpatient visit, 30-39 minutes 425 219 $141
99233 Subsequent hospital care with moderate levelof medical decision making, if using time, at least 50 minutes 354 65 $127
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 154 151 $225
93306 Ultrasound of heart with color-depicted blood flow, rate, direction and valve function 121 119 $73
93000 Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report 104 92 $16
99223 Initial hospital care with moderate level of medical decision making, if using time, at least 75 minutes 56 52 $186
99204 New patient office or other outpatient visit, 45-59 minutes 30 30 $183
93015 Exercise or drug-induced heart stress test with electrocardiogram (ecg) with supervision and review by physician 19 19 $74
93280 Programming of dual lead pacemaker system 14 12 $92

In context: peer comparison

Among 5 peers in this city , average services per provider: 210. This provider delivers 10.0× the peer median.

Open Payments

Industry payments received

CMS Open Payments
All-time total
$632
Transactions
29
Manufacturers
15
Payer (manufacturer) Industry Txns Amount
Novartis Pharmaceuticals Corporation 9 $163.45
Janssen Pharmaceuticals, Inc 3 $68.87
ATRICURE, INC. 1 $62.23
Boehringer Ingelheim Pharmaceuticals, Inc. 2 $50.73
PFIZER INC. 2 $43.85
Merck Sharp & Dohme LLC 2 $40.63
GlaxoSmithKline, LLC. 1 $34.17
ZOLL Services LLC (A/K/A ZOLL LifeCor Corp) 2 $31.32
SANOFI-AVENTIS U.S. LLC 1 $25.31
SCPHARMACEUTICALS INC. 1 $22.92
iRhythm Technologies, Inc. 1 $20.83
Baxter Healthcare 1 $19.18
Tactile Systems Technology Inc 1 $17.90
Amgen Inc. 1 $17.64
AstraZeneca Pharmaceuticals LP 1 $13.23

By nature of payment

Food and Beverage
$632

Medicare Part D · 2023

Top prescriptions

CMS Part D Prescriber
Total claims
2,359
Patients
716
Total drug cost
$519,507
Drug Type Claims Patients Total cost
Eliquis (Apixaban) Brand 420 108 $479,726
Metoprolol Succinate Generic 384 118 $7,802
Atorvastatin Calcium Generic 214 71 $4,601
Losartan Potassium Generic 197 61 $4,020
Amlodipine Besylate Generic 161 52 $1,705
Carvedilol Generic 138 43 $2,041
Furosemide Generic 125 40 $816
Spironolactone Generic 125 39 $1,360
Digoxin Generic 109 34 $3,028
Ezetimibe Generic 108 30 $6,229

Frequently asked questions

Auto-generated from federal data
What is Dr. Timothy O'Neill's medical specialty?
Dr. Timothy O'Neill practices Cardiovascular Disease Physician in Los Alamitos, CA.
Where does Dr. Timothy O'Neill practice?
Dr. Timothy O'Neill practices at 5300 Katella Ave, Los Alamitos, CA 907202808. Office phone: 5624307533.
What is Dr. Timothy O'Neill's NPI?
Dr. Timothy O'Neill's National Provider Identifier (NPI) is 1467493155, issued by NPPES.
What procedures does Dr. Timothy O'Neill commonly perform?
Top Medicare-reported procedures in 2023: Routine electrocardiogram (ecg) using at least 12 leads with interpretation and report only (HCPCS 93010); Established patient office or other outpatient visit (HCPCS 99214); Subsequent hospital care with moderate levelof medical decision making (HCPCS 99233). Source: CMS Medicare Physician & Other Practitioners file.