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Dr. William Sprague Trask IV, DO

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Specializes in: Anesthesiology

A.T. Still University, Kirksville College of Osteopathic Medicine

4747 Arapahoe Avenue
Boulder, CO 80303

(303) 415-7000

Dr. William Sprague Trask IV, DO is an anesthesiologist in Boulder, CO specializing in anesthesiology. He graduated from A.T. Still University, Kirksville College of Osteopathic Medicine. Dr. William Sprague Trask IV, DO is affiliated with Boulder Community Health and BOULDER VALLEY ANESTHESIOLOGY, PLLC.

Office Locations

Address:

4747 Arapahoe Avenue
Boulder, CO 80303

**Gender**
Male	57
Female	64

**Age**
From 65 to 74	59
From 75 to 84	32
85 and over	14
Less than 65	16

Hypertension	69
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	34
Depression	27
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	0
Cancer	21

**Gender**
Male	47
Female	61

**Ethnicity**
Non-Hispanic White	96
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	56
From 75 to 84	31
85 and over	0
Less than 65	0

Hypertension	62
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	42
Depression	35
Chronic Kidney Disease	26
Asthma	0
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	25
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Dementia	0
Cancer	16

**Gender**
Male	30
Female	40

**Age**
From 65 to 74	30
From 75 to 84	0
85 and over	0
Less than 65	0

Hypertension	0
High Cholesterol	43
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

**Gender**
Male	103
Female	122

**Ethnicity**
Non-Hispanic White	207
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	65
85 and over	21
Less than 65	18

Hypertension	50
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	29
Depression	16
Chronic Kidney Disease	19
Asthma	11
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	20
Dementia	7
Cancer	12

**Gender**
Male	149
Female	162

**Ethnicity**
Non-Hispanic White	267
Black	0
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	105
85 and over	30
Less than 65	16

Hypertension	56
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	36
Depression	16
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	6
Atrial Fibrilation	16
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	8
Cancer	14

**Gender**
Male	153
Female	187

**Ethnicity**
Non-Hispanic White	309
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	178
From 75 to 84	116
85 and over	30
Less than 65	16

Hypertension	51
High Cholesterol	42
Stroke	4
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Dementia	8
Cancer	13

injections	10
nerve block	10

**Gender**
Male	130
Female	153

**Ethnicity**
Non-Hispanic White	262
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	85
85 and over	18
Less than 65	11

Hypertension	50
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	33
Depression	18
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	13
Dementia	9
Cancer	17

injections	10
nerve block	10

**Gender**
Male	122
Female	119

**Ethnicity**
Non-Hispanic White	219
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	134
From 75 to 84	78
85 and over	0
Less than 65	0

Hypertension	42
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	32
Depression	21
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	12
Dementia	10
Cancer	11

injections	13
nerve block	13

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. William Sprague Trask IV, DO for Medicare patients.

The highest averages for the top procedures that Dr. William Sprague Trask IV, DO treated as an anesthesiologist in Boulder, CO were nerve block and injections.

injections	11
nerve block	11

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. William Sprague Trask IV, DO.

**Gender**
Male	79
Female	90

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	136
Native American / Alaskan Native	0
Hispanic	2
Other	1

**Age**
85 and over	11
75 to 84	51
Less than 65	7
65 to 74	90

Average of Total of Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO From 2013 - 2021

The highest averages of the most common conditions of Medicare patients that Dr. William Sprague Trask IV, DO treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	38
High Cholesterol	35
Stroke	0
Ischemic Heart Disease	23
Depression	15
Chronic Kidney Disease	15
Asthma	4
Osteoporosis	5
Heart Failure	10
Chronic Obstructive Pulmonary Disease	6
Diabetes	13
Atrial Fibrillation	10
Dementia	4
Cancer	10

Education & Training

Dr. William Sprague Trask IV, DO graduated from A.T. Still University, Kirksville College of Osteopathic Medicine. He completed residency at University of Washington Affiliated Hospitals. He has a state license in Colorado.

Medical School: A.T. Still University, Kirksville College of Osteopathic Medicine

Residency: University of Washington Affiliated Hospitals

Licensed In: Colorado

Affiliations & Hospitals

Dr. William Sprague Trask IV, DO is associated with these hospitals and organizations:

Boulder Community Health

BOULDER VALLEY ANESTHESIOLOGY, PLLC

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. William Sprague Trask IV, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Ferring Pharmaceuticals Inc.	$26 EUFLEXXA $26
Mallinckrodt LLC	$14 Roxicodone $14
St. Jude Medical, Inc.	$13 Prodigy and Prodigy MRI $13
Mylan Specialty L.P.	$11 Ultiva $11
Cumberland Pharmaceuticals, Inc.	$10 Caldolor $10

**Types of Payments**
Food and Beverage	$73

Biography

Dr. William Trask specializes in anesthesiology and practices in Boulder, CO. Dr. Trask attended A.T. Still University, Kirksville College of Osteopathic Medicine and then went on to complete his residency at a hospital affiliated with the University of Washington. He is professionally affiliated with Boulder Community Health.

Select Year:

Dr. William Sprague Trask IV, DO

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Average Medicare Procedure Volume From 2013 - 2021

Average Medicare Patient Data From 2013 - 2021

Average of Total of Conditions of Medicare patients treated by Dr. William Sprague Trask IV, DO From 2013 - 2021

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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