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Dr. Mary Elizabeth Ferris, OD, FAAO

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Specializes in: Optometry (Primary Eye Care)

145 S Market Boulevard
Chehalis, WA 98532

(360) 506-5544

Dr. Mary Elizabeth Ferris, OD, FAAO is an optometrist in Chehalis, WA specializing in optometry (primary eye care).

Office Locations

145 S Market Boulevard
Chehalis, WA 98532

(360) 506-5544

(360) 506-5547

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Noteworthy Medicare Patient Procedures Performed by Dr. Mary Elizabeth Ferris, OD, FAAO in 2024

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

Top 5%

By Affordability:

visual field test

In 2024, Dr. Mary Elizabeth Ferris, OD, FAAO had a list price for visual field test that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Washington. 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 10%

By Affordability:

scanning computerized ophthalmic diagnostic imaging

SCODI of the posterior segment

In 2024, Dr. Mary Elizabeth Ferris, OD, FAAO had a list price for scanning computerized ophthalmic diagnostic imaging (SCODI), and SCODI of the posterior segment (SCODI-P) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Washington. 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 tests

fundus photography

ophthalmic imaging

In 2012, Dr. Mary Elizabeth Ferris, OD, FAAO had a list price for eye tests, fundus photography, and ophthalmic (eye and orbit) imaging that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Washington. 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. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2012 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	171
eye procedures	315

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2013 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	136
eye procedures	264

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	86
Female	162

**Age**
From 65 to 74	128
From 75 to 84	57
85 and over	46
Less than 65	17

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2013

Hypertension	54
High Cholesterol	43
Stroke	4
Ischemic Heart Disease	22
Depression	17
Chronic Kidney Disease	17
Asthma	0
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	22
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2014 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	136
eye procedures	181

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	83
Female	152

**Ethnicity**
Non-Hispanic White	221
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	51
85 and over	43
Less than 65	15

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2014

Hypertension	48
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	19
Depression	18
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	6
Atrial Fibrilation	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	7
Diabetes	25
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2015 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	181
eye procedures	224

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	182
Female	308

**Age**
From 65 to 74	236
From 75 to 84	132
85 and over	94
Less than 65	28

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2015

Hypertension	49
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	20
Depression	15
Chronic Kidney Disease	17
Asthma	6
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	23
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2016 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	202
eye procedures	250

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	97
Female	186

**Ethnicity**
Non-Hispanic White	269
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	80
85 and over	58
Less than 65	14

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2016

Hypertension	53
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	18
Asthma	10
Osteoperosis	6
Atrial Fibrilation	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	25
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2017 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	191
eye procedures	229

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	67
Female	180

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

**Age**
From 65 to 74	120
From 75 to 84	62
85 and over	47
Less than 65	18

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2017

Hypertension	52
High Cholesterol	30
Stroke	0
Ischemic Heart Disease	18
Depression	22
Chronic Kidney Disease	15
Asthma	6
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	9
Diabetes	20
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2018 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	246
eye procedures	358

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	106
Female	222

**Ethnicity**
Non-Hispanic White	300
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	94
85 and over	67
Less than 65	12

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2018

Hypertension	48
High Cholesterol	41
Stroke	5
Ischemic Heart Disease	26
Depression	19
Chronic Kidney Disease	21
Asthma	5
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	9
Diabetes	20
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2019 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	226
eye procedures	291

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	105
Female	224

**Ethnicity**
Non-Hispanic White	307
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	106
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2019

Hypertension	47
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	22
Depression	18
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2020 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	197
eye procedures	268

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	95
Female	208

**Ethnicity**
Non-Hispanic White	282
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	102
85 and over	57
Less than 65	13

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2020

Hypertension	48
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	20
Depression	16
Chronic Kidney Disease	15
Asthma	4
Osteoperosis	5
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2021 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	246
eye procedures	386

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	137
Female	275

**Ethnicity**
Non-Hispanic White	379
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	147
85 and over	80
Less than 65	16

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2021

Hypertension	50
High Cholesterol	42
Stroke	3
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	21
Asthma	3
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	9
Diabetes	21
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2022 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	164
eye procedures	267

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	86
Female	220

**Ethnicity**
Non-Hispanic White	281
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	114
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2022

Hypertension	58
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	14
Depression	17
Chronic Kidney Disease	13
Asthma	7
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	18
Dementia	5
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2023 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	65
eye procedures	97

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	45
Female	82

**Age**
From 65 to 74	58
From 75 to 84	39
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2023

Hypertension	66
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	20
Depression	13
Chronic Kidney Disease	16
Asthma	0
Osteoperosis	10
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	0
Diabetes	20
Dementia	0
Cancer	20

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA during 2024 were eye procedures.

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

doctor visit	205
eye procedures	264

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	86
Female	150

**Ethnicity**
Non-Hispanic White	224
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	82
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2024

Hypertension	64
High Cholesterol	58
Stroke	7
Ischemic Heart Disease	17
Depression	17
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	13
Atrial Fibrilation	20
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	21
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mary Elizabeth Ferris, OD, FAAO for Medicare patients.

The highest averages for the top procedures that Dr. Mary Elizabeth Ferris, OD, FAAO treated as an optometrist in Chehalis, WA were eye procedures.

doctor visit	182
eye procedures	261

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO.

**Gender**
Male	90
Female	182

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	192
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	82
85 and over	37
Less than 65	10
65 to 74	126

Average of Total of Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO From 2012 - 2024

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

Hypertension	49
High Cholesterol	40
Stroke	1
Ischemic Heart Disease	18
Depression	16
Chronic Kidney Disease	16
Asthma	3
Osteoporosis	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Atrial Fibrillation	9
Dementia	6
Cancer	10

Education & Training

She has a state license in Washington.

Licensed In: Washington

Ratings & Reviews

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General Payments

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

**Payments by Company**
Alcon Laboratories Inc	$2,325 AIR OPTIX $874	DAILIES $849	Contact Lenses $178	Ilevro $113	$310
Coopervision Inc.	$1,716 MiSight Contact Lens $1,366	MyDay Contact Lens $168	Multiple Brands Contact Lens $87	CVI Contact Lens $76	Clariti Contact Lens $18
Alcon Vision LLC	$1,673 Precision 1 $609	AcrySof IQ VIVITY $292	CLAREON $200	TOTAL30 $182	DAILIES TOTAL1 $179	Other $210
Allergan Inc.	$344 RESTASIS $322	$22
Bausch and Lomb Inc.	$257 LOTEMAX GEL $239	BTOD $19
Other	$1,138 Acuvue $180	CE-marked KXLA system $122	Infuse $112	Contact Lens $68	AmnioGraft $68	Other $588

**Types of Payments**
Food and Beverage	$5,150
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$1,340
Travel and Lodging	$925
Education	$38

Biography

Dr. Mary Ferris is an optometry (primary eye care) specialist in Chehalis, WA. Dr. Ferris obtained a license to practice in Washington.

Select Year:

Dr. Mary Elizabeth Ferris, OD, FAAO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mary Elizabeth Ferris, OD, FAAO in 2024

By Affordability:

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. Mary Elizabeth Ferris, OD, FAAO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Elizabeth Ferris, OD, FAAO 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. Mary Elizabeth Ferris, OD, FAAO From 2012 - 2024

Education & Training

Ratings & Reviews

General Payments

Biography

Optometrists in Nearby Locations

Other Providers in Chehalis, WA