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Home > WI Providers > Optometrists

Dr. Sara Davis Schalk, OD

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Specializes in: Optometry (Primary Eye Care)

2500 E Capitol Drive Suite 3500
Appleton, WI 54911

(920) 358-1820

Dr. Sara Davis Schalk, OD is an optometrist in Appleton, WI specializing in optometry (primary eye care). Dr. Sara Davis Schalk, OD is affiliated with ThedaCare.

Office Locations

ThedaCare

21 Park Place
Appleton, WI 54914

(920) 739-4361

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ThedaCare

2500 E Capitol Drive Suite 3500
Appleton, WI 54911

(920) 358-1820

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2012 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	41
eye procedures	51

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2013 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	112
eye procedures	104

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	57
Female	111

**Ethnicity**
Non-Hispanic White	156
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	40
85 and over	20
Less than 65	36

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2013

Hypertension	58
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	23
Depression	30
Chronic Kidney Disease	20
Asthma	14
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	27
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2014 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	122
eye procedures	116

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	56
Female	114

**Ethnicity**
Non-Hispanic White	158
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	36
85 and over	24
Less than 65	42

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2014

Hypertension	55
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	19
Depression	35
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	10
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2015 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	111
eye procedures	117

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	126
Female	210

**Age**
From 65 to 74	112
From 75 to 84	110
85 and over	38
Less than 65	76

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2015

Hypertension	63
High Cholesterol	57
Stroke	8
Ischemic Heart Disease	24
Depression	35
Chronic Kidney Disease	23
Asthma	15
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	38
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2016 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	97
eye procedures	149

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	70
Female	127

**Ethnicity**
Non-Hispanic White	184
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	62
85 and over	16
Less than 65	42

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2016

Hypertension	58
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	26
Depression	25
Chronic Kidney Disease	26
Asthma	14
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	35
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2017 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	90
eye procedures	145

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	63
Female	123

**Age**
From 65 to 74	80
From 75 to 84	45
85 and over	23
Less than 65	38

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2017

Hypertension	55
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	23
Depression	27
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	29
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2018 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	127
eye procedures	168

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	81
Female	140

**Ethnicity**
Non-Hispanic White	204
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	101
From 75 to 84	54
85 and over	27
Less than 65	39

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2018

Hypertension	52
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	23
Depression	26
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	30
Dementia	10
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2019 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	127
eye procedures	201

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	96
Female	149

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

**Age**
From 65 to 74	112
From 75 to 84	74
85 and over	24
Less than 65	35

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2019

Hypertension	60
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	27
Depression	28
Chronic Kidney Disease	26
Asthma	9
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2020 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	109
eye procedures	175

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	77
Female	135

**Ethnicity**
Non-Hispanic White	192
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	110
From 75 to 84	57
85 and over	19
Less than 65	26

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2020

Hypertension	57
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	25
Depression	24
Chronic Kidney Disease	26
Asthma	7
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	28
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2021 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	140
eye procedures	166

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	75
Female	159

**Ethnicity**
Non-Hispanic White	213
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	124
From 75 to 84	63
85 and over	25
Less than 65	22

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2021

Hypertension	62
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	29
Depression	27
Chronic Kidney Disease	24
Asthma	9
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	29
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI during 2022 were eye procedures.

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

doctor visit	154
eye procedures	210

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	89
Female	153

**Ethnicity**
Non-Hispanic White	223
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	76
85 and over	22
Less than 65	18

Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD in 2022

Hypertension	65
High Cholesterol	74
Stroke	7
Ischemic Heart Disease	24
Depression	24
Chronic Kidney Disease	24
Asthma	15
Osteoperosis	17
Atrial Fibrilation	19
Heart Failure	11
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Sara Davis Schalk, OD for Medicare patients.

The highest averages for the top procedures that Dr. Sara Davis Schalk, OD treated as an optometrist in Appleton, WI were eye procedures.

doctor visit	111
eye procedures	145

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Sara Davis Schalk, OD.

**Gender**
Male	71
Female	129

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	141
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	56
85 and over	21
Less than 65	34
65 to 74	89

Average of Total of Conditions of Medicare patients treated by Dr. Sara Davis Schalk, OD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Sara Davis Schalk, OD treated were hypertension, high cholesterol, diabetes and depression.

Hypertension	53
High Cholesterol	52
Stroke	2
Ischemic Heart Disease	22
Depression	25
Chronic Kidney Disease	22
Asthma	10
Osteoporosis	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	27
Atrial Fibrillation	10
Dementia	4
Cancer	6

Education & Training

She has a state license in Wisconsin.

Licensed In: Wisconsin

Affiliations & Hospitals

Dr. Sara Davis Schalk, OD is associated with these hospitals and organizations:

ThedaCare

Ratings & Reviews

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General Payments

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

**Payments by Company**
Bausch & Lomb, a division of Bausch Health US, LLC	$664 LOTEMAX SM $231	PROLENSA $167	BESIVANCE $121	VYZULTA $67	ZYLET $51	Other $26
Novartis Pharmaceuticals Corporation	$507 XIIDRA $461	BEOVU $35	Durezol $11
Shire North American Group Inc	$477 XIIDRA $477
Allergan, Inc.	$397 RESTASIS $160	DURYSTA $101	RESTASIS MULTIDOSE $83	LUMIGAN $30	ALPHAGAN P $23
Allergan Inc.	$263 RESTASIS $146	COMBIGAN $31	LUMIGAN $22	ACZONE $13	$51
Other	$1,697 EYSUVIS $193	CEQUA $179	Prokera $146	TEPEZZA $127	PV2FP $118	Other $934