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Dr. Clark O. Parrish, MD

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Specializes in: Internal Medicine (Adult Medicine)

390 9th Street
Florence, OR 97439

(541) 997-7134

Dr. Clark O. Parrish, MD is an internist in Friday Harbor, WA specializing in internal medicine (adult medicine).

Office Locations

1117 Spring Street
Friday Harbor, WA 98250

(360) 378-2141

(360) 378-1785

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1990 Hospital Drive Suite 200
Sedro Woolley, WA 98284

(360) 856-8810

(360) 714-2520

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390 9th Street
Florence, OR 97439

(541) 997-7134

(541) 902-1319

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4545 Cordata Parkway
Bellingham, WA 98226

(360) 738-2200

(360) 715-2486

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2012 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

anorectal procedures	94
aspiration	45
diabetes management	176
doctor visit	1028
ear procedures	18
injections	45
lab tests	195
minimally invasive procedures	12
preventive care	493
removal of lesion (e.g. growth)	74
skin procedures	74
vaccines	212

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2013 were preventive care, lab tests, diabetes management and vaccines.

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

anorectal procedures	67
aspiration	34
diabetes management	142
doctor visit	981
ear procedures	20
injections	34
lab tests	172
minimally invasive procedures	12
preventive care	309
removal of lesion (e.g. growth)	71
skin procedures	71
vaccines	100

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	281
Female	266

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

**Age**
From 65 to 74	240
From 75 to 84	165
85 and over	107
Less than 65	35

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2013

Hypertension	54
High Cholesterol	41
Stroke	3
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	12
Asthma	6
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2014 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

anorectal procedures	46
aspiration	31
diabetes management	110
doctor visit	856
ear procedures	26
injections	31
lab tests	139
preventive care	312
removal of lesion (e.g. growth)	84
skin procedures	84
vaccines	156

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	248
Female	236

**Ethnicity**
Non-Hispanic White	465
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	179
From 75 to 84	171
85 and over	102
Less than 65	32

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2014

Hypertension	58
High Cholesterol	43
Stroke	5
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	14
Asthma	8
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	7
Cancer	5

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2015 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

anorectal procedures	12
aspiration	28
chronic care	77
diabetes management	112
doctor visit	912
ear procedures	28
injections	28
lab tests	126
preventive care	487
removal of lesion (e.g. growth)	70
skin procedures	70
vaccines	363

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	470
Female	414

**Ethnicity**
Non-Hispanic White	846
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	360
From 75 to 84	310
85 and over	164
Less than 65	50

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2015

Hypertension	67
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	18
Asthma	10
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2016 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

chronic care	23
diabetes management	104
doctor visit	769
ear procedures	11
lab tests	104
preventive care	275
removal of lesion (e.g. growth)	55
skin procedures	55
vaccines	171

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	249
Female	207

**Ethnicity**
Non-Hispanic White	426
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	188
From 75 to 84	157
85 and over	88
Less than 65	23

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2016

Hypertension	68
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	20
Asthma	13
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	27
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2017 were preventive care, lab tests, vaccines and diabetes management.

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

aspiration	24
diabetes management	133
doctor visit	992
injections	24
lab tests	151
preventive care	295
removal of lesion (e.g. growth)	66
skin procedures	66
vaccines	151

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	274
Female	235

**Ethnicity**
Non-Hispanic White	478
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	186
85 and over	83
Less than 65	22

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2017

Hypertension	66
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	22
Asthma	8
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2018 were lab tests, preventive care, diabetes management and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

diabetes management	37
doctor visit	305
lab tests	48
preventive care	37
removal of lesion (e.g. growth)	16
skin procedures	16

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	142
Female	129

**Ethnicity**
Non-Hispanic White	256
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	79
85 and over	60
Less than 65	18

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2018

Hypertension	70
High Cholesterol	51
Stroke	6
Ischemic Heart Disease	30
Depression	22
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	8
Atrial Fibrilation	17
Heart Failure	17
Chronic Obstructive Pulmonary Disease	10
Diabetes	32
Dementia	11
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA during 2019 were lab tests.

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

doctor visit	218
lab tests	19

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	98
Female	130

**Age**
From 65 to 74	96
From 75 to 84	87
85 and over	33
Less than 65	12

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2019

Hypertension	65
High Cholesterol	48
Stroke	6
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	6
Atrial Fibrilation	17
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	0
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

doctor visit	19

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Ethnicity**
Non-Hispanic White	21
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2020

Hypertension	52
High Cholesterol	0
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

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

doctor visit	55

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	29
Female	36

**Age**
From 65 to 74	0
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2021

Hypertension	65
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	38
Depression	29
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	25
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

doctor visit	32

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	21
Female	25

**Age**
From 65 to 74	16
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	46
Depression	37
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	35
Heart Failure	37
Chronic Obstructive Pulmonary Disease	0
Diabetes	26
Dementia	0
Cancer	28

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Clark O. Parrish, MD for Medicare patients.

The highest averages for the top procedures that Dr. Clark O. Parrish, MD treated as an internist in Friday Harbor, WA were preventive care, vaccines, lab tests and diabetes management.

anorectal procedures	54
aspiration	32
chronic care	50
diabetes management	116
doctor visit	560
ear procedures	20
injections	32
lab tests	119
minimally invasive procedures	12
preventive care	315
removal of lesion (e.g. growth)	62
skin procedures	62
vaccines	192

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Clark O. Parrish, MD.

**Gender**
Male	164
Female	152

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	273
Native American / Alaskan Native	0
Hispanic	0
Other	1

**Age**
75 to 84	109
85 and over	57
Less than 65	17
65 to 74	128

Average of Total of Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Clark O. Parrish, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	58
High Cholesterol	43
Stroke	2
Ischemic Heart Disease	26
Depression	18
Chronic Kidney Disease	18
Asthma	5
Osteoporosis	4
Heart Failure	14
Chronic Obstructive Pulmonary Disease	6
Diabetes	19
Atrial Fibrillation	13
Dementia	5
Cancer	7

Education & Training

He has a state license in Oregon.

Licensed In: Oregon

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Clark O. Parrish, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Merck Sharp & Dohme Corporation	$194 BELSOMRA $194
Janssen Pharmaceuticals, Inc	$117 XARELTO $117
Novo Nordisk Inc	$100 Tresiba $100
Takeda Pharmaceuticals America, Inc.	$96 Colcrys $96
Boston Scientific Corporation	$84 WATCHMAN $84
Other	$78 PRALUENT (alirocumab) Injection $62	ELIQUIS $16

**Types of Payments**
Food and Beverage	$668

Biography

Dr. Clark Parrish is a graduate of the University of Oklahoma College of Medicine. He is affiliated with PeaceHealth.

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Dr. Clark O. Parrish, MD

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. Clark O. Parrish, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Clark O. Parrish, MD 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. Clark O. Parrish, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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