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Home > MO Providers > Optometrists

Dr. Ray Alva Lassen, OD

(Dr. Ray A. Lassen, OD)

(2 Ratings)

Specializes in: Optometry (Primary Eye Care)

University of Missouri-St. Louis (UMSL) College of Optometry (1987)

1 Oak Tree Village Suite 200
Doniphan, MO 63935

(573) 996-7529

Dr. Ray Alva Lassen, OD is an optometrist in Doniphan, MO specializing in optometry (primary eye care). He graduated from University of Missouri-St. Louis (UMSL) College of Optometry in 1987 and has 39 years of experience.

Office Locations

1 Oak Tree Village Suite 200
Doniphan, MO 63935

(573) 996-7529

(573) 996-4162

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Noteworthy Medicare Patient Procedures Performed by Dr. Ray Alva Lassen, OD in 2024

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

Top 5%

By Affordability:

comprehensive eye exam

eye exam

intermediate eye exam

In 2024, Dr. Ray Alva Lassen, OD had a list price for comprehensive eye exam, eye exam, and intermediate eye exam that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Missouri. 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 Affordability:

eye procedures

In 2012, Dr. Ray Alva Lassen, OD had a list price for eye procedures that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Missouri. 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. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2012 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	151
eye procedures	224

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2013 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	72
eye procedures	260

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	130
Female	160

**Age**
From 65 to 74	109
From 75 to 84	66
85 and over	25
Less than 65	90

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2013

Hypertension	68
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	45
Depression	21
Chronic Kidney Disease	12
Asthma	4
Osteoperosis	4
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	26
Diabetes	40
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2014 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	117
eye procedures	216

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	119
Female	167

**Age**
From 65 to 74	116
From 75 to 84	66
85 and over	18
Less than 65	86

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2014

Hypertension	67
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	43
Depression	23
Chronic Kidney Disease	12
Asthma	0
Osteoperosis	0
Atrial Fibrilation	6
Heart Failure	18
Chronic Obstructive Pulmonary Disease	25
Diabetes	39
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2015 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	130
eye procedures	230

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	270
Female	342

**Age**
From 65 to 74	204
From 75 to 84	174
85 and over	34
Less than 65	200

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2015

Hypertension	65
High Cholesterol	56
Stroke	7
Ischemic Heart Disease	38
Depression	21
Chronic Kidney Disease	17
Asthma	17
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	20
Chronic Obstructive Pulmonary Disease	26
Diabetes	39
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2016 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	91
eye procedures	233

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	122
Female	145

**Age**
From 65 to 74	97
From 75 to 84	67
85 and over	16
Less than 65	87

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2016

Hypertension	70
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	40
Depression	26
Chronic Kidney Disease	19
Asthma	29
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	18
Chronic Obstructive Pulmonary Disease	27
Diabetes	36
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2017 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	80
eye procedures	246

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	116
Female	156

**Age**
From 65 to 74	100
From 75 to 84	83
85 and over	20
Less than 65	69

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2017

Hypertension	69
High Cholesterol	53
Stroke	6
Ischemic Heart Disease	42
Depression	26
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	22
Chronic Obstructive Pulmonary Disease	29
Diabetes	39
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2018 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	55
eye procedures	216

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	97
Female	127

**Age**
From 65 to 74	83
From 75 to 84	64
85 and over	16
Less than 65	61

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2018

Hypertension	67
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	39
Depression	25
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	25
Chronic Obstructive Pulmonary Disease	28
Diabetes	38
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2019 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	34
eye procedures	258

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	106
Female	128

**Ethnicity**
Non-Hispanic White	234
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	64
85 and over	22
Less than 65	68

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2019

Hypertension	66
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	35
Depression	31
Chronic Kidney Disease	18
Asthma	5
Osteoperosis	5
Atrial Fibrilation	8
Heart Failure	24
Chronic Obstructive Pulmonary Disease	24
Diabetes	38
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2020 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	22
eye procedures	181

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	87
Female	103

**Age**
From 65 to 74	80
From 75 to 84	51
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2020

Hypertension	67
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	35
Depression	31
Chronic Kidney Disease	25
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	22
Diabetes	41
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2021 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	21
eye procedures	180

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	87
Female	100

**Age**
From 65 to 74	82
From 75 to 84	50
85 and over	18
Less than 65	37

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2021

Hypertension	73
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	34
Depression	21
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	20
Chronic Obstructive Pulmonary Disease	22
Diabetes	37
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2022 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	19
eye procedures	108

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	63
Female	63

**Age**
From 65 to 74	53
From 75 to 84	35
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2022

Hypertension	75
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	26
Depression	25
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	35
Diabetes	41
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2023 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

doctor visit	15
eye procedures	120

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	49
Female	75

**Age**
From 65 to 74	50
From 75 to 84	43
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2023

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	18
Depression	23
Chronic Kidney Disease	13
Asthma	0
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	23
Diabetes	35
Dementia	0
Cancer	9

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO during 2024 were eye procedures.

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

eye procedures	98

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	39
Female	48

**Age**
From 65 to 74	42
From 75 to 84	26
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2024

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	25
Depression	29
Chronic Kidney Disease	16
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	32
Diabetes	31
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Ray Alva Lassen, OD for Medicare patients.

The highest averages for the top procedures that Dr. Ray Alva Lassen, OD treated as an optometrist in Doniphan, MO were eye procedures.

doctor visit	67
eye procedures	197

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Ray Alva Lassen, OD.

**Gender**
Male	98
Female	124

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	18
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
85 and over	13
75 to 84	60
Less than 65	53
65 to 74	84

Average of Total of Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD From 2012 - 2024

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

Hypertension	64
High Cholesterol	54
Stroke	1
Ischemic Heart Disease	32
Depression	23
Chronic Kidney Disease	16
Asthma	4
Osteoporosis	2
Heart Failure	17
Chronic Obstructive Pulmonary Disease	24
Diabetes	34
Atrial Fibrillation	8
Dementia	5
Cancer	6

Education & Training

Dr. Ray Alva Lassen, OD graduated from University of Missouri-St. Louis (UMSL) College of Optometry in 1987. He has a state license in Missouri.

Medical School: University of Missouri-St. Louis (UMSL) College of Optometry (1987)

Licensed In: Missouri

Ratings & Reviews

Dr. Ray Alva Lassen, OD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Ray Alva Lassen, OD from all over the web to help you find the right in Doniphan, MO.

Overall Rating

(2 Ratings)

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General Payments

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

**Payments by Company**
Valeant Pharmaceuticals North America LLC	$228 BESIVANCE $155	LOTEMAX GEL $73
Alcon Laboratories Inc	$90 Ilevro $90
Allergan Inc.	$74 RESTASIS $74
Shire North American Group Inc	$68 XIIDRA $68

**Types of Payments**
Food and Beverage	$461

Biography

Dr. Ray Lassen practices optometry (primary eye care) in Doniphan, MO. Dr. Lassen has obtained a license to practice in Missouri.

Select Year:

Dr. Ray Alva Lassen, OD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Ray Alva Lassen, OD in 2024

By Affordability:

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. Ray Alva Lassen, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Ray Alva Lassen, OD From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

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