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Home > AZ Providers

Dr. Eugene F. Tharalson, MD

(281 Ratings)

Specializes in: Adult Gastroenterology

Medical College of Wisconsin

349 E Coronado Road
Phoenix, AZ 85004

(602) 266-5678

Dr. Eugene F. Tharalson, MD is a gastroenterologist in Phoenix, AZ specializing in adult gastroenterology. He graduated from Medical College of Wisconsin. Dr. Eugene F. Tharalson, MD is affiliated with Arizona Digestive Health.

Office Locations

349 E Coronado Road
Phoenix, AZ 85004

(602) 266-5678

(602) 264-5646

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349 E
Phoenix, AZ 85004

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Arizona Digestive Health

9305 West Thomas Road Suite 370
Phoenix, AZ 85037

(602) 266-5678

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Noteworthy Medicare Patient Procedures Performed by Dr. Eugene F. Tharalson, MD in 2023

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

Top 25%

By Affordability:

chronic care

In 2012, Dr. Eugene F. Tharalson, MD had a list price for chronic care that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Arizona. 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. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2012 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	138
doctor visit	384
gastrointestinal procedures	152
hospital care	202
inpatient care	202
minimally invasive procedures	152
removal of lesion (e.g. growth)	138

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2013 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	139
doctor visit	412
gastrointestinal procedures	164
hospital care	78
inpatient care	78
minimally invasive procedures	164
preventive care	11
removal of lesion (e.g. growth)	139

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	104
Female	173

**Ethnicity**
Non-Hispanic White	219
Black	0
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	55
85 and over	23
Less than 65	50

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2013

Hypertension	68
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	37
Depression	23
Chronic Kidney Disease	30
Asthma	13
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	41
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2014 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	146
doctor visit	424
gastrointestinal procedures	157
hospital care	66
inpatient care	66
minimally invasive procedures	157
preventive care	11
removal of lesion (e.g. growth)	146

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	122
Female	164

**Ethnicity**
Non-Hispanic White	227
Black	0
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	60
85 and over	25
Less than 65	51

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2014

Hypertension	65
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	35
Depression	23
Chronic Kidney Disease	30
Asthma	10
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Dementia	9
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	140
doctor visit	410
gastrointestinal procedures	153
hospital care	71
inpatient care	71
minimally invasive procedures	153
removal of lesion (e.g. growth)	140

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	242
Female	368

**Ethnicity**
Non-Hispanic White	492
Black	34
Hispanic	60
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	332
From 75 to 84	128
85 and over	58
Less than 65	92

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2015

Hypertension	64
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	33
Depression	28
Chronic Kidney Disease	35
Asthma	16
Osteoperosis	12
Atrial Fibrilation	16
Heart Failure	17
Chronic Obstructive Pulmonary Disease	16
Diabetes	30
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	118
doctor visit	410
gastrointestinal procedures	129
hospital care	67
inpatient care	67
minimally invasive procedures	146
preventive care	11
removal of lesion (e.g. growth)	118

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	143
Female	179

**Ethnicity**
Non-Hispanic White	245
Black	21
Hispanic	44
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	183
From 75 to 84	70
85 and over	23
Less than 65	46

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2016

Hypertension	69
High Cholesterol	65
Stroke	7
Ischemic Heart Disease	37
Depression	27
Chronic Kidney Disease	41
Asthma	22
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	18
Diabetes	37
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	171
doctor visit	535
esophageal dilation	12
gastrointestinal procedures	183
hospital care	44
hydrogen breath test	25
inpatient care	44
methane breath test	25
minimally invasive procedures	197
removal of lesion (e.g. growth)	171

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	163
Female	237

**Ethnicity**
Non-Hispanic White	330
Black	17
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	223
From 75 to 84	118
85 and over	25
Less than 65	34

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2017

Hypertension	69
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	34
Depression	22
Chronic Kidney Disease	34
Asthma	12
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	8
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	161
doctor visit	466
gastrointestinal procedures	190
hospital care	42
hydrogen breath test	24
inpatient care	42
methane breath test	24
minimally invasive procedures	214
preventive care	29
removal of lesion (e.g. growth)	161

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	162
Female	250

**Ethnicity**
Non-Hispanic White	336
Black	20
Hispanic	38
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	232
From 75 to 84	125
85 and over	23
Less than 65	32

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2018

Hypertension	64
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	33
Depression	22
Chronic Kidney Disease	32
Asthma	11
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	180
doctor visit	492
gastrointestinal procedures	203
hospital care	43
hydrogen breath test	14
inpatient care	43
methane breath test	14
minimally invasive procedures	215
preventive care	23
removal of lesion (e.g. growth)	180

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	179
Female	240

**Ethnicity**
Non-Hispanic White	358
Black	12
Hispanic	37
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	239
From 75 to 84	127
85 and over	22
Less than 65	31

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2019

Hypertension	66
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	37
Depression	25
Chronic Kidney Disease	36
Asthma	10
Osteoperosis	13
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	132
doctor visit	388
gastrointestinal procedures	143
hospital care	32
inpatient care	32
minimally invasive procedures	159
preventive care	11
removal of lesion (e.g. growth)	132

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	134
Female	202

**Ethnicity**
Non-Hispanic White	269
Black	16
Hispanic	39
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	95
85 and over	21
Less than 65	23

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2020

Hypertension	66
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	39
Depression	31
Chronic Kidney Disease	34
Asthma	8
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	8
Cancer	18

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

diagnostic procedures	133
doctor visit	441
gastrointestinal procedures	148
hospital care	36
hydrogen breath test	27
inpatient care	36
methane breath test	27
minimally invasive procedures	148
preventive care	15
removal of lesion (e.g. growth)	133

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	154
Female	229

**Ethnicity**
Non-Hispanic White	311
Black	18
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	127
85 and over	26
Less than 65	22

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2021

Hypertension	67
High Cholesterol	69
Stroke	4
Ischemic Heart Disease	37
Depression	25
Chronic Kidney Disease	37
Asthma	11
Osteoperosis	16
Atrial Fibrilation	14
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2022 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

chronic care	39
diagnostic procedures	170
doctor visit	465
gastrointestinal procedures	190
hospital care	32
hydrogen breath test	17
inpatient care	32
methane breath test	17
minimally invasive procedures	190
preventive care	20
removal of lesion (e.g. growth)	170

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	152
Female	226

**Ethnicity**
Non-Hispanic White	317
Black	15
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	200
From 75 to 84	140
85 and over	19
Less than 65	19

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2022

Hypertension	73
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	29
Depression	21
Chronic Kidney Disease	23
Asthma	12
Osteoperosis	21
Atrial Fibrilation	17
Heart Failure	12
Chronic Obstructive Pulmonary Disease	13
Diabetes	23
Dementia	4
Cancer	20

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ during 2023 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

chronic care	69
diagnostic procedures	189
doctor visit	528
esophageal dilation	20
gastrointestinal procedures	254
minimally invasive procedures	254
preventive care	45
removal of lesion (e.g. growth)	189

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	178
Female	240

**Ethnicity**
Non-Hispanic White	355
Black	23
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	229
From 75 to 84	155
85 and over	23
Less than 65	11

Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD in 2023

Hypertension	73
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	22
Depression	24
Chronic Kidney Disease	29
Asthma	15
Osteoperosis	20
Atrial Fibrilation	16
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	5
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Eugene F. Tharalson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Eugene F. Tharalson, MD treated as a gastroenterologist in Phoenix, AZ were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

chronic care	54
diagnostic procedures	151
doctor visit	446
esophageal dilation	16
gastrointestinal procedures	172
hospital care	64
hydrogen breath test	21
inpatient care	64
methane breath test	21
minimally invasive procedures	179
preventive care	19
removal of lesion (e.g. growth)	151

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Eugene F. Tharalson, MD.

**Gender**
Male	144
Female	209

**Ethnicity**
Black / African American	14
Asian / Pacific Islander	0
Non-Hispanic White	288
Hispanic	34
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	100
85 and over	24
Less than 65	34
65 to 74	195

Average of Total of Conditions of Medicare patients treated by Dr. Eugene F. Tharalson, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Eugene F. Tharalson, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	62
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	31
Depression	22
Chronic Kidney Disease	30
Asthma	11
Osteoporosis	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Atrial Fibrillation	12
Cancer	14
Dementia	6

Education & Training

Dr. Eugene F. Tharalson, MD graduated from Medical College of Wisconsin. He completed residency at University of Arizona Affiliated Hospitals. He is certified by the American Board of Internal Medicine - Gastroenterology & Hepatology and has a state license in Arizona.

Medical School: Medical College of Wisconsin

Residency: University of Arizona Affiliated Hospitals

Board Certification: American Board of Internal Medicine - Gastroenterology & Hepatology

Licensed In: Arizona

Affiliations & Hospitals

Dr. Eugene F. Tharalson, MD is associated with these hospitals and organizations:

Arizona Digestive Health

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Insurance Accepted by Affiliated Medical Group or Hospital:

PacifiCare

First Health

United Healthcare

Guardian

Cigna

TriWest/VA Patient Centered Community Care

Sierra Spectrum

Coventry

USA Managed Care

Southwest Service Administrators

UniCare

BCBS

Arizona Foundation

Aetna

Beech Street

PHCS

AARP

GEHA

Devoted MDCR Adv.

Healthnet

Tricare

Banner Health

AHCCS

Principal

Ratings & Reviews

Dr. Eugene F. Tharalson, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 281 ratings. We collect ratings and reviews of Dr. Eugene F. Tharalson, MD from all over the web to help you find the right in Phoenix, AZ.

Overall Rating

(281 Ratings)

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General Payments

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

**Payments by Company**
AbbVie, Inc.	$1,101 Humira $867	Creon $128	Viekira $47	Lupron $18	$41
AbbVie Inc.	$1,045 Rinvoq $437	Skyrizi $173	Humira $151	Creon $124	LINZESS $102	Other $58
GENZYME CORPORATION	$318 DUPIXENT $318
Janssen Biotech, Inc.	$299 REMICADE $110	SIMPONI $107	OLYSIO $48	STELARA $33
Pfizer Inc.	$289 XELJANZ $155	VELSIPITY $102	PAXLOVID $20	INFLECTRA $12
Other	$2,012 Trulance $210	FUJIFILM $170	Cimzia $166	ZEPOSIA $117	ENTYVIO $98	Other $1,251

**Types of Payments**
Food and Beverage	$4,938
Education	$126

Ownership and Interest Payments

This table describes ownership payments received by Dr. Eugene F. Tharalson, MD.

GastroGPO, LLC	2024	$20,451.42	Physician Covered Recipient	Common Stock
GastroGPO, LLC	2023	$20,451.42	Physician Covered Recipient	Common Stock
GastroGPO, LLC	2021	$1,287.12	Physician Covered Recipient	Common Stock
GastroGPO, LLC	2022	$1,284.58	Physician Covered Recipient	Common Stock

Biography

Dr. Eugene Tharalson specializes in adult gastroenterology. Dr. Tharalson's average rating from his patients is 5.0 stars (out of 5). He graduated from Medical College of Wisconsin. Awards and/or distinctions he has received include Charles W Hall Award for Outstanding Service and Coronary Care Unit, Department of Cardiology, University of Arizona. His hospital/clinic affiliations include Arizona Digestive Health, Banner - University Medical Center, and Banner Estrella Medical Center.