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Home > CA Providers > Optometrists

Keith H. Kosakura, OD

(7 Ratings)

Specializes in: Optometry (Primary Eye Care)

University of California, Berkeley Optometry (1997)

19998 Homestead Road Suite E
Cupertino, CA 95014

(408) 257-5262

Keith H. Kosakura, OD is an optometrist in Cupertino, CA specializing in optometry (primary eye care). He graduated from University of California, Berkeley Optometry in 1997 and has 28 years of experience.

Office Locations

19998 Homestead Road Suite E
Cupertino, CA 95014

(408) 257-5262

(408) 257-8271

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Noteworthy Medicare Patient Procedures Performed by Keith H. Kosakura, OD in 2023

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

Top 10%

By Affordability:

visual field test

In 2023, Keith H. Kosakura, OD had a list price for visual field test that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

fundus photography

By Affordability:

eye tests

In 2013, among providers in related specialties within California, Keith H. Kosakura, OD performed more fundus photography procedures for Medicare patients than 75% of them and he also had a list price for eye tests that was lower than the list prices billed to Medicare by 75% of them. 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

2013 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2013 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	148
eye procedures	217

2013 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	62
Female	103

**Ethnicity**
Non-Hispanic White	88
Black	0
Hispanic	0
Asian	59
Other	0
Native American	0

**Age**
From 65 to 74	92
From 75 to 84	57
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2013

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2013 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	60
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	16
Depression	0
Chronic Kidney Disease	14
Asthma	0
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2014 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	95
eye procedures	299

2014 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	74
Female	110

**Ethnicity**
Non-Hispanic White	95
Black	0
Hispanic	0
Asian	66
Other	0
Native American	0

**Age**
From 65 to 74	96
From 75 to 84	67
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2014

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2014 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	45
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	13
Depression	0
Chronic Kidney Disease	12
Asthma	0
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	6
Chronic Obstructive Pulmonary Disease	0
Diabetes	21
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2015 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	55
eye procedures	319

2015 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	146
Female	218

**Ethnicity**
Non-Hispanic White	194
Black	0
Hispanic	0
Asian	142
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	128
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2015

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2015 were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	48
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	11
Depression	9
Chronic Kidney Disease	16
Asthma	7
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	7
Chronic Obstructive Pulmonary Disease	6
Diabetes	24
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2016 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	39
eye procedures	332

2016 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	67
Female	117

**Ethnicity**
Non-Hispanic White	85
Black	0
Hispanic	0
Asian	81
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	73
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2016

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2016 were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	52
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	16
Depression	8
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	11
Atrial Fibrilation	6
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	22
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2017 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	21
eye procedures	294

2017 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	60
Female	97

**Ethnicity**
Non-Hispanic White	82
Black	0
Hispanic	0
Asian	54
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	59
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2017

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2017 were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	43
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	13
Depression	0
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	8
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	25
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2018 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	21
eye procedures	308

2018 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	65
Female	99

**Ethnicity**
Non-Hispanic White	81
Black	0
Hispanic	0
Asian	67
Other	0
Native American	0

**Age**
From 65 to 74	78
From 75 to 84	67
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2018

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2018 were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension	48
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	13
Depression	0
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	26
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2019 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	19
eye procedures	307

2019 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	58
Female	106

**Ethnicity**
Non-Hispanic White	89
Black	0
Hispanic	0
Asian	53
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	64
85 and over	19
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2019

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2019 were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension	46
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	18
Depression	0
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2020 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

eye procedures	212

2020 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	43
Female	68

**Ethnicity**
Non-Hispanic White	62
Black	0
Hispanic	0
Asian	36
Other	0
Native American	0

**Age**
From 65 to 74	52
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2020

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2020 were high cholesterol, hypertension, chronic kidney disease and ischemic heart disease.

Hypertension	44
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	17
Depression	0
Chronic Kidney Disease	22
Asthma	0
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	11
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2021 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	15
eye procedures	286

2021 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	62
Female	91

**Ethnicity**
Non-Hispanic White	73
Black	0
Hispanic	0
Asian	57
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	69
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2021

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2021 were high cholesterol, hypertension, chronic kidney disease and diabetes.

Hypertension	43
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	16
Depression	0
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	10
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	20
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2022 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

eye procedures	284

2022 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	46
Female	81

**Ethnicity**
Non-Hispanic White	59
Black	0
Hispanic	0
Asian	55
Other	0
Native American	0

**Age**
From 65 to 74	46
From 75 to 84	66
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2022

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2022 were high cholesterol, hypertension, chronic kidney disease and diabetes.

Hypertension	53
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	12
Depression	0
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	16
Atrial Fibrilation	13
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA during 2023 were eye procedures.

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

doctor visit	16
eye procedures	300

2023 Medicare Patient Data

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	56
Female	82

**Ethnicity**
Non-Hispanic White	69
Black	0
Hispanic	0
Asian	51
Other	0
Native American	0

**Age**
From 65 to 74	49
From 75 to 84	70
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2023

The most common conditions of Medicare patients that Keith H. Kosakura, OD treated during 2023 were high cholesterol, hypertension, diabetes and osteoperosis.

Hypertension	51
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	16
Depression	0
Chronic Kidney Disease	16
Asthma	0
Osteoperosis	21
Atrial Fibrilation	11
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	21
Dementia	0
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Keith H. Kosakura, OD for Medicare patients.

The highest averages for the top procedures that Keith H. Kosakura, OD treated as an optometrist in Cupertino, CA were eye procedures.

doctor visit	47
eye procedures	287

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Keith H. Kosakura, OD.

**Gender**
Male	67
Female	106

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	65
Non-Hispanic White	88
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	65
85 and over	1
Less than 65	0
65 to 74	82

Average of Total of Conditions of Medicare patients treated by Keith H. Kosakura, OD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Keith H. Kosakura, OD treated were high cholesterol, hypertension, diabetes and chronic kidney disease.

Hypertension	48
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	14
Depression	1
Chronic Kidney Disease	17
Asthma	0
Osteoporosis	10
Heart Failure	2
Chronic Obstructive Pulmonary Disease	0
Diabetes	21
Atrial Fibrillation	4
Dementia	1
Cancer	10

Education & Training

Keith H. Kosakura, OD graduated from University of California, Berkeley Optometry in 1997. He has a state license in California.

Medical School: University of California, Berkeley Optometry (1997)

Licensed In: California

Ratings & Reviews

Keith H. Kosakura, OD has a high overall rating with an average of 4.43 out of 5 stars based on 7 ratings. We collect ratings and reviews of Keith H. Kosakura, OD from all over the web to help you find the right in Cupertino, CA.

4.43

Overall Rating

(7 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Keith H. Kosakura, OD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Optos, Inc.	$1,697 scanning laser ophthalmoscope $1,361	PANORAMIC OPHTHALMOSCOPE $251	California $68	NFC-700 $17
Coopervision Inc.	$1,004 Multiple Brands Contact Lens $456	MyDay Contact Lens $227	CVI Contact Lens $214	Clariti Contact Lens $47	Paragon CRT $43	Other $16
Johnson & Johnson Vision Care, Inc.	$878 Acuvue $754	Soft contact lenses $85	$40
optos plc	$716 scanning laser ophthalmoscope $716
Alcon Laboratories Inc	$560 Contact Lenses $79	$481
Other	$2,060 ULTRA $284	OCT-MAESTRO $224	TEARCARE(TM) (2.2) SYSTEM KIT $217	RESTASIS $163	OMNI Surgical System $150	Other $1,022

**Types of Payments**
Food and Beverage	$4,245
Travel and Lodging	$1,991
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$350
Entertainment	$251
Gift	$49
Other	$30

Biography

Dr. Keith Kosakura's specialty is optometry (primary eye care). The average patient rating for Dr. Kosakura is 4.5 stars (out of 5).

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Keith H. Kosakura, OD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Keith H. Kosakura, OD in 2023

By Affordability:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Keith H. Kosakura, OD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Keith H. Kosakura, OD From 2013 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

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