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Dr. William Sam Shields, OD

(Dr. William Samuel Shields, O.D.)

(No ratings)

Specializes in: Optometry (Primary Eye Care)

Southern California College of Optometry (1991)

2812 Cochran Street
Simi Valley, CA 93065

(805) 527-6164

Dr. William Sam Shields, OD is an optometrist in Simi Valley, CA specializing in optometry (primary eye care). He graduated from Southern California College of Optometry in 1991 and has 35 years of experience.

Office Locations

2812 Cochran Street
Simi Valley, CA 93065

(805) 527-6164

(805) 527-4391

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Noteworthy Medicare Patient Procedures Performed by Dr. William Sam Shields, OD in 2023

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

Top 10%

By Volume:

visual field test

In 2023, Dr. William Sam Shields, OD performed more visual field test procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Affordability:

comprehensive eye exam

eye exam

visual field test

In 2012, Dr. William Sam Shields, OD had a list price for comprehensive eye exam, eye exam, and visual field test 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. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2012 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	40
eye procedures	319

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2013 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	49
eye procedures	243

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	56
Female	78

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

**Age**
From 65 to 74	80
From 75 to 84	40
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2013

Hypertension	60
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	35
Depression	14
Chronic Kidney Disease	9
Asthma	0
Osteoperosis	9
Atrial Fibrilation	0
Heart Failure	13
Chronic Obstructive Pulmonary Disease	0
Diabetes	26
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2014 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	50
eye procedures	261

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	39
Female	89

**Ethnicity**
Non-Hispanic White	105
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	37
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2014

Hypertension	70
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	31
Depression	17
Chronic Kidney Disease	16
Asthma	0
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	9
Diabetes	33
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2015 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	51
eye procedures	367

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	130
Female	206

**Ethnicity**
Non-Hispanic White	274
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	176
From 75 to 84	94
85 and over	38
Less than 65	28

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2015

Hypertension	67
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	17
Asthma	10
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2016 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	35
eye procedures	279

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	54
Female	99

**Ethnicity**
Non-Hispanic White	111
Black	0
Hispanic	20
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2016

Hypertension	61
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	26
Depression	13
Chronic Kidney Disease	24
Asthma	16
Osteoperosis	12
Atrial Fibrilation	0
Heart Failure	8
Chronic Obstructive Pulmonary Disease	11
Diabetes	32
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2017 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	49
eye procedures	360

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	59
Female	108

**Ethnicity**
Non-Hispanic White	132
Black	0
Hispanic	22
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	84
From 75 to 84	60
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2017

Hypertension	72
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	29
Depression	21
Chronic Kidney Disease	23
Asthma	9
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2018 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	66
eye procedures	281

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	50
Female	99

**Ethnicity**
Non-Hispanic White	122
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

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

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2018

Hypertension	73
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	32
Depression	12
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	16
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2019 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	30
eye procedures	303

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	55
Female	100

**Ethnicity**
Non-Hispanic White	119
Black	0
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	56
85 and over	15
Less than 65	12

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2019

Hypertension	66
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	29
Depression	15
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	31
Dementia	8
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2020 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	15
eye procedures	232

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	42
Female	95

**Ethnicity**
Non-Hispanic White	116
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	49
85 and over	15
Less than 65	11

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2020

Hypertension	66
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	29
Depression	11
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	34
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2021 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	17
eye procedures	293

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	61
Female	103

**Ethnicity**
Non-Hispanic White	134
Black	0
Hispanic	19
Asian	0
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 Dr. William Sam Shields, OD in 2021

Hypertension	63
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	36
Depression	11
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA during 2022 were eye procedures.

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

doctor visit	31
eye procedures	275

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	51
Female	110

**Ethnicity**
Non-Hispanic White	134
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	56
85 and over	24
Less than 65	13

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	26
Depression	17
Chronic Kidney Disease	21
Asthma	14
Osteoperosis	16
Atrial Fibrilation	16
Heart Failure	10
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Dementia	0
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. William Sam Shields, OD for Medicare patients.

The highest averages for the top procedures that Dr. William Sam Shields, OD treated as an optometrist in Simi Valley, CA were eye procedures.

doctor visit	39
eye procedures	292

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. William Sam Shields, OD.

**Gender**
Male	54
Female	98

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	123
Hispanic	12
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	50
85 and over	8
Less than 65	5
65 to 74	76

Average of Total of Conditions of Medicare patients treated by Dr. William Sam Shields, OD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. William Sam Shields, OD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	61
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	27
Depression	13
Chronic Kidney Disease	19
Asthma	4
Osteoporosis	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Atrial Fibrillation	6
Cancer	11
Dementia	6

Education & Training

Dr. William Sam Shields, OD graduated from Southern California College of Optometry in 1991. He has a state license in California.

Medical School: Southern California College of Optometry (1991)

Licensed In: California

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. William Sam Shields, OD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Biosense Webster, Inc.	$799 Ablation CathetersAccessories $474	Ultrasound Catheters Accessories $324
Johnson & Johnson Vision Care, Inc.	$745 Acuvue $425	Soft contact lenses $320
Coopervision Inc.	$403 Multiple Brands Contact Lens $158	Clariti Contact Lens $124	CVI Contact Lens $59	MyDay Contact Lens $46	Biofinity Contact Lens $17
Optos, Inc.	$386 PANORAMIC OPHTHALMOSCOPE $241	scanning laser ophthalmoscope $128	P200TxE $16
Valeant Pharmaceuticals North America LLC	$291 ULTRA $188	BIOTRUE ONE DAY $73	PV2FP $30
Other	$1,098 Infuse $281	Contact Lens $116	DAILIES $104	CEQUA $82	TOTAL30 $52	Other $463

**Types of Payments**
Food and Beverage	$2,815
Travel and Lodging	$648
Entertainment	$258

Biography

Dr. William Shields works as an optometry (primary eye care) specialist in Simi Valley, CA. Dr. Shields obtained a license to practice in California.

Select Year:

Dr. William Sam Shields, OD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. William Sam Shields, OD in 2023

By Volume:

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. William Sam Shields, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sam Shields, OD 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. William Sam Shields, OD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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