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Home > CA Providers > Ophthalmologists

Dr. Hratch Dirayr Kourouyan, MD

(5 Ratings)

Specializes in: Ophthalmology (Eye Disease)

University of California, San Francisco (UCSF), School of Medicine

1540 W Glenoaks Boulevard Suite 101
Glendale, CA 91201

(818) 247-8739

Dr. Hratch Dirayr Kourouyan, MD is an ophthalmologist in Glendale, CA specializing in ophthalmology (eye disease). He graduated from University of California, San Francisco (UCSF), School of Medicine. Dr. Hratch Dirayr Kourouyan, MD is affiliated with PIH Health.

Office Locations

PIH Health

1540 W Glenoaks Boulevard Suite 101
Glendale, CA 91201

(818) 247-8739

(323) 660-0731

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2012 were eye procedures, lacrimal (tearing system) procedures, ablation and ultrasound (sonogram).

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

ablation	58
doctor visit	279
eye procedures	427
lacrimal (tearing system) procedures	58
laser treatment	12
photocoagulation	12
ultrasound (sonogram)	39

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2013 were eye procedures, lacrimal (tearing system) procedures, ablation and ultrasound (sonogram).

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

ablation	50
doctor visit	282
eye procedures	398
lacrimal (tearing system) procedures	50
laser treatment	12
photocoagulation	12
ultrasound (sonogram)	37

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	158
Female	256

**Ethnicity**
Non-Hispanic White	341
Black	0
Hispanic	30
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	195
From 75 to 84	144
85 and over	38
Less than 65	37

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	68
Depression	34
Chronic Kidney Disease	19
Asthma	13
Osteoperosis	17
Atrial Fibrilation	9
Heart Failure	33
Chronic Obstructive Pulmonary Disease	14
Diabetes	58
Dementia	28
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2014 were eye procedures, lacrimal (tearing system) procedures, ablation and ultrasound (sonogram).

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

ablation	66
doctor visit	155
eye procedures	329
lacrimal (tearing system) procedures	66
ultrasound (sonogram)	35

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	99
Female	168

**Ethnicity**
Non-Hispanic White	224
Black	0
Hispanic	17
Asian	11
Other	0
Native American	0

**Age**
From 65 to 74	120
From 75 to 84	100
85 and over	23
Less than 65	24

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	67
Depression	33
Chronic Kidney Disease	22
Asthma	12
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	35
Chronic Obstructive Pulmonary Disease	18
Diabetes	55
Dementia	22
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2015 were eye procedures, lacrimal (tearing system) procedures, ablation and ultrasound (sonogram).

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

ablation	40
doctor visit	81
eye procedures	256
lacrimal (tearing system) procedures	69
laser treatment	11
photocoagulation	11
ultrasound (sonogram)	31

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	154
Female	246

**Ethnicity**
Non-Hispanic White	310
Black	0
Hispanic	32
Asian	0
Other	34
Native American	0

**Age**
From 65 to 74	168
From 75 to 84	140
85 and over	50
Less than 65	42

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	66
Depression	33
Chronic Kidney Disease	29
Asthma	18
Osteoperosis	18
Atrial Fibrilation	8
Heart Failure	33
Chronic Obstructive Pulmonary Disease	20
Diabetes	52
Dementia	31
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2016 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

doctor visit	48
eye procedures	254
lacrimal (tearing system) procedures	56

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	91
Female	141

**Ethnicity**
Non-Hispanic White	183
Black	0
Hispanic	0
Asian	18
Other	16
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	76
85 and over	22
Less than 65	21

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	69
Depression	37
Chronic Kidney Disease	38
Asthma	28
Osteoperosis	21
Atrial Fibrilation	6
Heart Failure	38
Chronic Obstructive Pulmonary Disease	25
Diabetes	54
Dementia	28
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2017 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

doctor visit	42
eye procedures	322
lacrimal (tearing system) procedures	56

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	93
Female	185

**Ethnicity**
Non-Hispanic White	233
Black	0
Hispanic	0
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	90
85 and over	28
Less than 65	29

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	74
Depression	41
Chronic Kidney Disease	40
Asthma	13
Osteoperosis	24
Atrial Fibrilation	4
Heart Failure	36
Chronic Obstructive Pulmonary Disease	25
Diabetes	59
Dementia	35
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2018 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

doctor visit	35
eye procedures	288
lacrimal (tearing system) procedures	36

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	110
Female	176

**Ethnicity**
Non-Hispanic White	226
Black	0
Hispanic	0
Asian	18
Other	29
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	84
85 and over	27
Less than 65	25

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	72
Depression	48
Chronic Kidney Disease	45
Asthma	14
Osteoperosis	24
Atrial Fibrilation	8
Heart Failure	37
Chronic Obstructive Pulmonary Disease	23
Diabetes	58
Dementia	30
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2019 were eye procedures.

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

doctor visit	16
eye procedures	364

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	148
Female	239

**Ethnicity**
Non-Hispanic White	292
Black	0
Hispanic	0
Asian	27
Other	50
Native American	0

**Age**
From 65 to 74	196
From 75 to 84	115
85 and over	33
Less than 65	43

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	66
Depression	45
Chronic Kidney Disease	37
Asthma	10
Osteoperosis	24
Atrial Fibrilation	6
Heart Failure	32
Chronic Obstructive Pulmonary Disease	22
Diabetes	57
Dementia	30
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2020 were eye procedures.

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

doctor visit	13
eye procedures	258

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	97
Female	188

**Ethnicity**
Non-Hispanic White	208
Black	0
Hispanic	15
Asian	0
Other	45
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	80
85 and over	22
Less than 65	30

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	67
Depression	47
Chronic Kidney Disease	43
Asthma	11
Osteoperosis	24
Atrial Fibrilation	6
Heart Failure	30
Chronic Obstructive Pulmonary Disease	19
Diabetes	58
Dementia	30
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA during 2021 were eye procedures.

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

doctor visit	295
eye procedures	14

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	109
Female	207

**Ethnicity**
Non-Hispanic White	237
Black	0
Hispanic	15
Asian	0
Other	45
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	89
85 and over	32
Less than 65	28

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	67
Depression	43
Chronic Kidney Disease	41
Asthma	13
Osteoperosis	26
Atrial Fibrilation	5
Heart Failure	34
Chronic Obstructive Pulmonary Disease	19
Diabetes	59
Dementia	25
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

doctor visit	274

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Male	97
Female	191

**Ethnicity**
Non-Hispanic White	224
Black	0
Hispanic	0
Asian	0
Other	41
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	85
85 and over	17
Less than 65	26

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	66
Depression	51
Chronic Kidney Disease	18
Asthma	16
Osteoperosis	39
Atrial Fibrilation	11
Heart Failure	34
Chronic Obstructive Pulmonary Disease	30
Diabetes	63
Dementia	20
Cancer	8

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Hratch Dirayr Kourouyan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Hratch Dirayr Kourouyan, MD treated as an ophthalmologist in Glendale, CA were eye procedures, lacrimal (tearing system) procedures, ablation and ultrasound (sonogram).

ablation	53
doctor visit	138
eye procedures	291
lacrimal (tearing system) procedures	55
laser treatment	11
photocoagulation	11
ultrasound (sonogram)	35

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD.

**Gender**
Female	181
Male	105

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	8
Non-Hispanic White	225
Hispanic	9
Native American / Alaskan Native	0
Other	26

**Age**
85 and over	26
75 to 84	91
Less than 65	27
65 to 74	141

Average of Total of Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Hratch Dirayr Kourouyan, MD treated were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	68
High Cholesterol	68
Stroke	1
Ischemic Heart Disease	62
Depression	37
Chronic Kidney Disease	30
Asthma	13
Osteoporosis	21
Heart Failure	31
Chronic Obstructive Pulmonary Disease	19
Diabetes	52
Atrial Fibrillation	5
Dementia	25
Cancer	7

Education & Training

Dr. Hratch Dirayr Kourouyan, MD graduated from University of California, San Francisco (UCSF), School of Medicine. He completed residency at Doheny Eye Institute. He has a state license in California.

Medical School: University of California, San Francisco (UCSF), School of Medicine

Residency: Doheny Eye Institute

Licensed In: California

Affiliations & Hospitals

Dr. Hratch Dirayr Kourouyan, MD is associated with these hospitals and organizations:

PIH Health

Ratings & Reviews

Dr. Hratch Dirayr Kourouyan, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Hratch Dirayr Kourouyan, MD from all over the web to help you find the right in Glendale, CA.

Overall Rating

(5 Ratings)

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General Payments

These charts describe general payments received by Dr. Hratch Dirayr Kourouyan, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Coopervision Inc.	$491 Non-Product Brand Specific $491
Allergan Inc.	$141 RESTASIS $57	LASTACAFT $42	$42
Alcon Vision LLC	$112 Constellation $112
Genentech, Inc.	$55 $55

**Types of Payments**
Gift	$491
Food and Beverage	$181
Education	$127

Biography

Dr. Hratch Kourouyan is an ophthalmology (eye disease) specialist in Glendale, CA. Patients rated Dr. Kourouyan highly, giving him an average of 5.0 stars (out of 5). He is a graduate of the University of California, San Francisco (UCSF), School of Medicine and a graduate of Doheny Eye Institute's residency program. He is affiliated with PIH Health Good Samaritan Hospital.

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Dr. Hratch Dirayr Kourouyan, MD

Office Locations

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. Hratch Dirayr Kourouyan, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Hratch Dirayr Kourouyan, 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. Hratch Dirayr Kourouyan, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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