Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > IA Providers > Optometrists

Dr. Jason Maasdam, OD

(No ratings)

Specializes in: Optometry (Primary Eye Care)

100 S 5th Street
Knoxville, IA 50138

(641) 842-3616

Dr. Jason Maasdam, OD is an optometrist in Knoxville, IA specializing in optometry (primary eye care).

Office Locations

100 S 5th Street
Knoxville, IA 50138

(641) 842-3616

(641) 842-5453

open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2012 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

capsulotomy	20
doctor visit	317
eye procedures	794
laser treatment	20

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2013 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

capsulotomy	16
doctor visit	259
eye procedures	771
laser treatment	16

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	214
Female	293

**Age**
From 65 to 74	239
From 75 to 84	166
85 and over	76
Less than 65	26

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2013

Hypertension	64
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	27
Depression	18
Chronic Kidney Disease	16
Asthma	3
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2014 were eye procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	268
eye procedures	774

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	214
Female	289

**Age**
From 65 to 74	238
From 75 to 84	160
85 and over	78
Less than 65	27

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2014

Hypertension	63
High Cholesterol	44
Stroke	2
Ischemic Heart Disease	26
Depression	15
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2015 were eye procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	294
eye procedures	832

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	432
Female	612

**Age**
From 65 to 74	500
From 75 to 84	320
85 and over	168
Less than 65	56

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2015

Hypertension	60
High Cholesterol	44
Stroke	3
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	16
Asthma	5
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2016 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	258
eye procedures	835
lacrimal (tearing system) procedures	25

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	227
Female	313

**Age**
From 65 to 74	249
From 75 to 84	169
85 and over	90
Less than 65	32

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2016

Hypertension	65
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	27
Depression	16
Chronic Kidney Disease	19
Asthma	10
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	30
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2017 were eye procedures and lacrimal (tearing system) procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	256
eye procedures	816
lacrimal (tearing system) procedures	26

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	214
Female	306

**Age**
From 65 to 74	230
From 75 to 84	180
85 and over	81
Less than 65	29

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2017

Hypertension	67
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Dementia	9
Cancer	6

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2018 were eye procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	282
eye procedures	820

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	228
Female	312

**Age**
From 65 to 74	246
From 75 to 84	189
85 and over	73
Less than 65	32

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2018

Hypertension	68
High Cholesterol	51
Stroke	2
Ischemic Heart Disease	27
Depression	21
Chronic Kidney Disease	22
Asthma	2
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	11
Cancer	6

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2019 were eye procedures, capsulotomy and laser treatment.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

capsulotomy	16
doctor visit	187
eye procedures	754
laser treatment	16

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	231
Female	300

**Ethnicity**
Non-Hispanic White	516
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	180
85 and over	66
Less than 65	25

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2019

Hypertension	68
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	27
Depression	21
Chronic Kidney Disease	21
Asthma	4
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2020 were eye procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	188
eye procedures	653

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	208
Female	266

**Ethnicity**
Non-Hispanic White	461
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	240
From 75 to 84	160
85 and over	55
Less than 65	19

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2020

Hypertension	69
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	25
Asthma	3
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	7
Cancer	6

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2021 were eye procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	213
eye procedures	770

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	236
Female	301

**Ethnicity**
Non-Hispanic White	524
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	278
From 75 to 84	172
85 and over	67
Less than 65	20

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2021

Hypertension	70
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	22
Asthma	3
Osteoperosis	10
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	28
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA during 2022 were eye procedures.

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

doctor visit	187
eye procedures	711

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	205
Female	268

**Age**
From 65 to 74	244
From 75 to 84	163
85 and over	55
Less than 65	11

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2022

Hypertension	75
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	17
Asthma	4
Osteoperosis	15
Atrial Fibrilation	13
Heart Failure	11
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	3
Cancer	10

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Jason Maasdam, OD for Medicare patients.

The highest averages for the top procedures that Dr. Jason Maasdam, OD treated as an optometrist in Knoxville, IA were eye procedures, lacrimal (tearing system) procedures, capsulotomy and laser treatment.

capsulotomy	17
doctor visit	246
eye procedures	775
lacrimal (tearing system) procedures	25
laser treatment	17

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Jason Maasdam, OD.

**Gender**
Male	219
Female	296

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	136
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	169
85 and over	73
Less than 65	25
65 to 74	247

Average of Total of Conditions of Medicare patients treated by Dr. Jason Maasdam, OD From 2012 - 2022

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

Hypertension	60
High Cholesterol	46
Stroke	1
Ischemic Heart Disease	23
Depression	16
Chronic Kidney Disease	17
Asthma	3
Osteoporosis	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	25
Atrial Fibrillation	9
Dementia	6
Cancer	6

Education & Training

He has a state license in Iowa.

Licensed In: Iowa

Ratings & Reviews

Dr. Jason Maasdam, OD does not have any reviews yet, be the first to leave a review of Dr. Jason Maasdam, OD here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Johnson & Johnson Vision Care, Inc.	$1,013 Soft contact lenses $946	Acuvue $67
Allergan Inc.	$70 RESTASIS $23	LUMIGAN $11	$37
Shire North American Group Inc	$63 XIIDRA $63
Carl Zeiss Meditec, Inc.	$54 CLARUS $54
Alcon Vision LLC	$35 AcrySof $35
Other	$77 XIIDRA $18	AIR OPTIX $16	VYZULTA $16	TYRVAYA $14	LOTEMAX SM $13

**Types of Payments**
Food and Beverage	$692
Travel and Lodging	$576
Education	$45

Biography

Dr. Jason Maasdam practices optometry (primary eye care) in Knoxville, IA. Dr. Maasdam has obtained a license to practice in Iowa.

Select Year:

Dr. Jason Maasdam, 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. Jason Maasdam, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jason Maasdam, 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. Jason Maasdam, OD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Optometrists in Nearby Locations

Other Providers in Knoxville, IA