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Dr. John Nicholas Sienko, OD

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Specializes in: Optometry (Primary Eye Care)

821 N Main Street Extension
Wallingford, CT 06492

(203) 265-5152

Dr. John Nicholas Sienko, OD is an optometrist in Wallingford, CT specializing in optometry (primary eye care).

Office Locations

821 N Main Street Extension
Wallingford, CT 06492

(203) 265-5152

(203) 265-1562

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2012 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

eye procedures	2137

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2013 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	35
eye procedures	3538

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	151
Female	230

**Ethnicity**
Non-Hispanic White	347
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	104
85 and over	106
Less than 65	25

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2013

Hypertension	75
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	36
Depression	33
Chronic Kidney Disease	22
Asthma	4
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	18
Diabetes	32
Dementia	36
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2014 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	72
eye procedures	2455

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	116
Female	174

**Ethnicity**
Non-Hispanic White	270
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	142
From 75 to 84	91
85 and over	33
Less than 65	24

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2014

Hypertension	69
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	28
Depression	22
Chronic Kidney Disease	16
Asthma	6
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2015 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	115
eye procedures	498

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	220
Female	340

**Ethnicity**
Non-Hispanic White	522
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	294
From 75 to 84	154
85 and over	64
Less than 65	48

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2015

Hypertension	62
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	15
Asthma	11
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2016 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	58
eye procedures	1876

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	120
Female	159

**Ethnicity**
Non-Hispanic White	265
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	152
From 75 to 84	81
85 and over	31
Less than 65	15

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2016

Hypertension	63
High Cholesterol	61
Stroke	5
Ischemic Heart Disease	25
Depression	20
Chronic Kidney Disease	18
Asthma	17
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	25
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2017 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	66
eye procedures	513

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	117
Female	172

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

**Age**
From 65 to 74	159
From 75 to 84	83
85 and over	31
Less than 65	16

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2017

Hypertension	61
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	23
Depression	14
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	26
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2018 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	57
eye procedures	413

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	92
Female	141

**Ethnicity**
Non-Hispanic White	218
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	72
85 and over	25
Less than 65	13

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2018

Hypertension	65
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	22
Depression	15
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2019 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	50
eye procedures	331

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	87
Female	123

**Ethnicity**
Non-Hispanic White	196
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	62
85 and over	22
Less than 65	14

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2019

Hypertension	63
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	24
Depression	22
Chronic Kidney Disease	20
Asthma	7
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2020 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	23
eye procedures	236

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	61
Female	96

**Ethnicity**
Non-Hispanic White	145
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	91
From 75 to 84	41
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2020

Hypertension	65
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	22
Depression	17
Chronic Kidney Disease	22
Asthma	8
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	25
Dementia	0
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2021 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

doctor visit	34
eye procedures	257

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	59
Female	94

**Ethnicity**
Non-Hispanic White	141
Black	0
Hispanic	0
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. John Nicholas Sienko, OD in 2021

Hypertension	66
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	22
Depression	18
Chronic Kidney Disease	19
Asthma	11
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	9
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT during 2022 were eye procedures.

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

eye procedures	31

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Age**
From 65 to 74	13
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2022

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

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John Nicholas Sienko, OD for Medicare patients.

The highest averages for the top procedures that Dr. John Nicholas Sienko, OD treated as an optometrist in Wallingford, CT were eye procedures.

doctor visit	56
eye procedures	1116

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John Nicholas Sienko, OD.

**Gender**
Male	93
Female	139

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	216
Native American / Alaskan Native	0
Hispanic	1
Other	0

**Age**
75 to 84	66
85 and over	28
Less than 65	14
65 to 74	119

Average of Total of Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD From 2012 - 2022

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

Hypertension	60
High Cholesterol	55
Stroke	2
Ischemic Heart Disease	20
Depression	16
Chronic Kidney Disease	15
Asthma	7
Osteoporosis	6
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Atrial Fibrillation	8
Dementia	8
Cancer	7

Education & Training

He has a state license in Connecticut.

Licensed In: Connecticut

Ratings & Reviews

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General Payments

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

**Payments by Company**
Alcon Laboratories Inc	$270 DAILIES $59	Simbrinza $27	Pazeo $19	Contact Lenses $19	Pataday $17	Other $129
Allergan Inc.	$166 RESTASIS $128	LUMIGAN $15	ACZONE $12	$11
Shire North American Group Inc	$86 XIIDRA $86
Coopervision Inc.	$68 CVI Contact Lens $55	Clariti Contact Lens $13
Alcon Research Ltd	$64 $64
Other	$186 TearLab Osmolarity System $36	OPD-III $32	BEPREVE $21	Precision 1 $21	VYZULTA $19	Other $57

**Types of Payments**
Food and Beverage	$840

Biography

Dr. John Sienko works as an optometry (primary eye care) specialist in Wallingford, CT. Dr. Sienko obtained a license to practice in Connecticut.

Select Year:

Dr. John Nicholas Sienko, OD

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. John Nicholas Sienko, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Nicholas Sienko, 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. John Nicholas Sienko, OD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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