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Home > CA Providers > Interventional Cardiologists

Dr. Lawrence Robert O'Connor, MD

Accepting New Patients

(5 Ratings)

Specializes in: Interventional Cardiology and Adult Cardiology

University of California, Los Angeles (UCLA), David Geffen School of Medicine

1500 E Chevy Chase Drive Suite 201
Glendale, CA 91206

(818) 863-4099

Dr. Lawrence Robert O'Connor, MD is an interventional cardiologist in Glendale, CA specializing in interventional cardiology and adult cardiology. He graduated from University of California, Los Angeles (UCLA), David Geffen School of Medicine. Dr. Lawrence Robert O'Connor, MD is affiliated with Dignity Health and Glendale Memorial Hospital and Health Center.

Office Locations

Glendale Memorial Hospital and Health Center

1500 E Chevy Chase Drive Suite 201
Glendale, CA 91206

(818) 863-4099

(818) 546-5603

open_in_new

1510 S Central Avenue Suite 420
Glendale, CA 91204

(818) 242-8816

(818) 242-0610

open_in_new

In The News

“Dr. Lawrence O'Connor, a cardiologist with Dignity Health Glendale Memorial Hospital, told CBS2 that Thicke's collapse at the skating ring prior to going to the emergency room showed how serious...”—"Alan Thicke Died Of Ruptured Aorta", CBS News, December 2016

Noteworthy Medicare Patient Procedures Performed by Dr. Lawrence Robert O'Connor, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 25%

By Affordability:

electrocardiogram

stress EKG

In 2012, Dr. Lawrence Robert O'Connor, MD had a list price for electrocardiogram (EKG), and stress EKG that was lower than the list prices billed to Medicare by 75% of providers in related specialties within California. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2012 were blood draw, hospital care, inpatient care and cardiac procedures.

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	72
blood draw	522
cardiac procedures	396
catheterization	24
diagnostic procedures	24
doctor visit	2023
enhanced external counterpulsation (EECP)	218
hospital care	441
inpatient care	441
minimally invasive procedures	24
stress testing	47
ultrasound (sonogram)	313
vascular procedures	37

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2013 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	46
blood draw	254
cardiac procedures	496
catheterization	27
diagnostic procedures	27
doctor visit	2027
hospital care	511
inpatient care	511
lab tests	27
minimally invasive procedures	27
stress testing	57
ultrasound (sonogram)	452
vascular procedures	56

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	517
Female	567

**Ethnicity**
Non-Hispanic White	871
Black	0
Hispanic	66
Asian	82
Other	0
Native American	0

**Age**
From 65 to 74	447
From 75 to 84	401
85 and over	180
Less than 65	56

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	71
Depression	28
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	13
Atrial Fibrilation	20
Heart Failure	38
Chronic Obstructive Pulmonary Disease	18
Diabetes	45
Dementia	15
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2014 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	54
blood draw	46
cardiac procedures	434
catheterization	20
diagnostic procedures	20
doctor visit	2220
hospital care	409
inpatient care	409
minimally invasive procedures	20
stress testing	71
ultrasound (sonogram)	403
vascular procedures	63

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	513
Female	564

**Ethnicity**
Non-Hispanic White	871
Black	0
Hispanic	0
Asian	78
Other	63
Native American	0

**Age**
From 65 to 74	418
From 75 to 84	420
85 and over	177
Less than 65	62

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	69
Depression	30
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	33
Chronic Obstructive Pulmonary Disease	16
Diabetes	47
Dementia	17
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2015 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	47
cardiac procedures	473
catheterization	21
diagnostic procedures	21
doctor visit	2705
hospital care	377
inpatient care	377
minimally invasive procedures	21
stress testing	55
ultrasound (sonogram)	436
vascular procedures	52

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	1310
Female	1376

**Ethnicity**
Non-Hispanic White	2112
Black	0
Hispanic	142
Asian	222
Other	186
Native American	0

**Age**
From 65 to 74	1090
From 75 to 84	1014
85 and over	452
Less than 65	130

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	70
Depression	30
Chronic Kidney Disease	31
Asthma	14
Osteoperosis	13
Atrial Fibrilation	17
Heart Failure	32
Chronic Obstructive Pulmonary Disease	17
Diabetes	46
Dementia	16
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2016 were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	72
cardiac procedures	678
catheterization	20
diagnostic procedures	20
doctor visit	2633
hospital care	454
inpatient care	454
minimally invasive procedures	20
nuclear scan	15
stress testing	138
ultrasound (sonogram)	592
vascular procedures	62

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	665
Female	694

**Ethnicity**
Non-Hispanic White	1066
Black	0
Hispanic	79
Asian	108
Other	95
Native American	0

**Age**
From 65 to 74	551
From 75 to 84	530
85 and over	218
Less than 65	60

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	71
Depression	31
Chronic Kidney Disease	38
Asthma	23
Osteoperosis	15
Atrial Fibrilation	17
Heart Failure	33
Chronic Obstructive Pulmonary Disease	21
Diabetes	45
Dementia	19
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2017 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	66
cardiac procedures	693
cardioversion	14
catheterization	35
diagnostic procedures	35
doctor visit	2527
hospital care	580
inpatient care	580
minimally invasive procedures	35
nuclear scan	83
stress testing	269
ultrasound (sonogram)	439
vascular procedures	57

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	670
Female	736

**Ethnicity**
Non-Hispanic White	1071
Black	0
Hispanic	94
Asian	109
Other	120
Native American	0

**Age**
From 65 to 74	564
From 75 to 84	540
85 and over	230
Less than 65	72

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	71
Depression	32
Chronic Kidney Disease	39
Asthma	9
Osteoperosis	16
Atrial Fibrilation	18
Heart Failure	35
Chronic Obstructive Pulmonary Disease	20
Diabetes	49
Dementia	21
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2018 were cardiac procedures, hospital care, inpatient care and ultrasound (sonogram).

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	96
cardiac procedures	849
catheterization	32
diagnostic procedures	32
doctor visit	2797
hospital care	731
inpatient care	731
minimally invasive procedures	32
stress testing	249
ultrasound (sonogram)	700
vascular procedures	87

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	667
Female	761

**Ethnicity**
Non-Hispanic White	1083
Black	0
Hispanic	0
Asian	106
Other	133
Native American	0

**Age**
From 65 to 74	544
From 75 to 84	592
85 and over	229
Less than 65	63

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	69
Depression	34
Chronic Kidney Disease	40
Asthma	10
Osteoperosis	18
Atrial Fibrilation	19
Heart Failure	36
Chronic Obstructive Pulmonary Disease	21
Diabetes	49
Dementia	23
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2019 were hospital care, inpatient care, cardiac procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

ambulatory monitoring	20
cardiac procedures	501
catheterization	22
diagnostic procedures	22
doctor visit	2115
hospital care	632
inpatient care	632
minimally invasive procedures	22
stress testing	187
ultrasound (sonogram)	404
vascular procedures	40

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	609
Female	670

**Ethnicity**
Non-Hispanic White	970
Black	0
Hispanic	0
Asian	94
Other	119
Native American	0

**Age**
From 65 to 74	453
From 75 to 84	527
85 and over	244
Less than 65	55

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	71
Depression	35
Chronic Kidney Disease	44
Asthma	9
Osteoperosis	18
Atrial Fibrilation	18
Heart Failure	38
Chronic Obstructive Pulmonary Disease	21
Diabetes	52
Dementia	25
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2020 were cardiac procedures, ultrasound (sonogram), stress testing and hospital care.

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

cardiac procedures	383
doctor visit	1548
hospital care	102
inpatient care	102
stress testing	116
ultrasound (sonogram)	309

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	416
Female	469

**Ethnicity**
Non-Hispanic White	677
Black	0
Hispanic	0
Asian	72
Other	90
Native American	0

**Age**
From 65 to 74	338
From 75 to 84	349
85 and over	160
Less than 65	38

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	72
Depression	34
Chronic Kidney Disease	42
Asthma	9
Osteoperosis	19
Atrial Fibrilation	16
Heart Failure	39
Chronic Obstructive Pulmonary Disease	18
Diabetes	51
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2021 were cardiac procedures, ultrasound (sonogram) and stress testing.

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

cardiac procedures	599
doctor visit	2398
stress testing	207
ultrasound (sonogram)	496

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	418
Female	485

**Ethnicity**
Non-Hispanic White	691
Black	0
Hispanic	0
Asian	71
Other	92
Native American	0

**Age**
From 65 to 74	361
From 75 to 84	362
85 and over	144
Less than 65	36

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	70
Depression	37
Chronic Kidney Disease	44
Asthma	9
Osteoperosis	22
Atrial Fibrilation	16
Heart Failure	37
Chronic Obstructive Pulmonary Disease	16
Diabetes	52
Dementia	21
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA during 2022 were cardiac procedures, ultrasound (sonogram) and stress testing.

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

cardiac procedures	544
doctor visit	2131
stress testing	129
ultrasound (sonogram)	472

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Male	404
Female	456

**Ethnicity**
Non-Hispanic White	662
Black	0
Hispanic	0
Asian	63
Other	85
Native American	0

**Age**
From 65 to 74	316
From 75 to 84	365
85 and over	149
Less than 65	30

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	62
Depression	36
Chronic Kidney Disease	29
Asthma	15
Osteoperosis	29
Atrial Fibrilation	27
Heart Failure	30
Chronic Obstructive Pulmonary Disease	21
Diabetes	55
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Lawrence Robert O'Connor, MD for Medicare patients.

The highest averages for the top procedures that Dr. Lawrence Robert O'Connor, MD treated as an interventional cardiologist in Glendale, CA were cardiac procedures, inpatient care, hospital care and ultrasound (sonogram).

ambulatory monitoring	59
blood draw	274
cardiac procedures	549
cardioversion	14
catheterization	25
diagnostic procedures	25
doctor visit	2284
hospital care	470
inpatient care	470
lab tests	27
minimally invasive procedures	25
nuclear scan	49
stress testing	138
ultrasound (sonogram)	456
vascular procedures	56

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Lawrence Robert O'Connor, MD.

**Gender**
Female	616
Male	562

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	91
Non-Hispanic White	915
Hispanic	34
Native American / Alaskan Native	0
Other	89

**Age**
85 and over	198
75 to 84	463
Less than 65	54
65 to 74	462

Average of Total of Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Lawrence Robert O'Connor, MD treated were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	68
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	63
Depression	29
Chronic Kidney Disease	32
Asthma	10
Osteoporosis	15
Heart Failure	31
Chronic Obstructive Pulmonary Disease	17
Diabetes	44
Atrial Fibrillation	16
Dementia	17
Cancer	10

Education & Training

Dr. Lawrence Robert O'Connor, MD graduated from University of California, Los Angeles (UCLA), David Geffen School of Medicine. He is certified by the Internal Medicine Internal Medicine (Sub: Cardiovascular Disease) and has a state license in California.

Medical School: University of California, Los Angeles (UCLA), David Geffen School of Medicine

Board Certification: Internal Medicine Internal Medicine (Sub: Cardiovascular Disease)

Licensed In: California

Affiliations & Hospitals

Dr. Lawrence Robert O'Connor, MD is associated with these hospitals and organizations:

Dignity Health

Glendale Memorial Hospital and Health Center

Ratings & Reviews

Dr. Lawrence Robert O'Connor, MD has an average of 1.8 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Lawrence Robert O'Connor, MD from all over the web to help you find the right in Glendale, CA.

1.8

Overall Rating

(5 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Lawrence Robert O'Connor, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
St. Jude Medical, Inc.	$3,541 Electrophysiology $1,046	DRAGONFLY $843	CRM $641	CardioMEMS HF System $497	Unify Assura $492	Other $23
Abbott Laboratories	$3,198 Confirm Rx $710	AVEIR $356	Fortify Assura, Ellipse ICD $322	MERLIN@HOME $228	Quadra Assura CRT Defibrillator $214	Other $1,368
Amgen Inc.	$2,188 Repatha $1,940	Corlanor $126	$121
Novartis Pharmaceuticals Corporation	$2,136 ENTRESTO $1,737	LEQVIO $399
Boehringer Ingelheim Pharmaceuticals, Inc.	$1,689 JARDIANCE $1,630	Pradaxa $43	$15
Other	$11,158 XARELTO $1,134	LifeVest $1,132	ELIQUIS $1,027	Vascepa $872	BRILINTA $635	Other $6,357

**Types of Payments**
Food and Beverage	$22,518
Travel and Lodging	$1,138
Education	$233
Consulting Fee	$21

Biography

Dr. Lawrence O'Connor's specialties are adult cardiology and interventional cardiology. He practices in Glendale, CA. Dr. O'Connor attended medical school at the University of California, Los Angeles (UCLA), David Geffen School of Medicine. On average, patients gave him a rating of 2.0 stars (out of 5). Dr. O'Connor (or staff) speaks Spanish and Taiwanese. His hospital/clinic affiliations include Glendale Adventist Medical Center (GAMC) and Glendale Memorial Hospital and Health Center. Dr. O'Connor welcomes new patients at his office inGlendale, CA as reported by Dignity Health.

Select Year:

Dr. Lawrence Robert O'Connor, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Lawrence Robert O'Connor, MD in 2023

By Affordability:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Lawrence Robert O'Connor, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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