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Dr. William Frederick Ergen, MD

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Specializes in: Adult Gastroenterology

University of Tennessee Health Science Center College of Medicine (2012)

Professional interests include: colon cancer, inflammatory bowel disease

1311 Dowell Springs Boulevard
Knoxville, TN 37909

(865) 588-5121

Dr. William Frederick Ergen, MD is a gastroenterologist in Knoxville, TN specializing in adult gastroenterology. He graduated from University of Tennessee Health Science Center College of Medicine in 2012 and has 12 years of experience. Dr. William Frederick Ergen, MD is affiliated with Covenant Health, GASTROINTESTINAL ASSOCIATES PC, CHAMPION PHYSICAL THERAPY LLC HALLS and Fort Sanders Regional Medical Center.

Office Locations

Address:

1311 Dowell Springs Boulevard
Knoxville, TN 37909

diagnostic procedures	49
gastrointestinal procedures	44
hospital care	39
inpatient care	39
minimally invasive procedures	43
removal of lesion (e.g. growth)	50

**Gender**
Male	63
Female	48

**Age**
From 65 to 74	49
From 75 to 84	35
85 and over	11
Less than 65	16

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	42
Depression	29
Chronic Kidney Disease	42
Asthma	0
Osteoperosis	0
Atrial Fibrilation	23
Heart Failure	26
Chronic Obstructive Pulmonary Disease	23
Diabetes	34
Dementia	13
Cancer	14

diagnostic procedures	267
doctor visit	187
esophageal dilation	12
gastrointestinal procedures	312
hospital care	88
inpatient care	88
minimally invasive procedures	311
preventive care	33
removal of lesion (e.g. growth)	268

**Gender**
Male	173
Female	188

**Ethnicity**
Non-Hispanic White	337
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	191
From 75 to 84	102
85 and over	23
Less than 65	45

Hypertension	72
High Cholesterol	65
Stroke	8
Ischemic Heart Disease	40
Depression	33
Chronic Kidney Disease	40
Asthma	8
Osteoperosis	7
Atrial Fibrilation	0
Heart Failure	24
Chronic Obstructive Pulmonary Disease	22
Diabetes	35
Dementia	10
Cancer	13

diagnostic procedures	216
doctor visit	249
esophageal dilation	12
gastrointestinal procedures	242
hospital care	44
inpatient care	44
minimally invasive procedures	241
preventive care	14
removal of lesion (e.g. growth)	217

**Gender**
Male	133
Female	178

**Ethnicity**
Non-Hispanic White	291
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	179
From 75 to 84	82
85 and over	22
Less than 65	28

Hypertension	70
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	37
Depression	30
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	23
Chronic Obstructive Pulmonary Disease	19
Diabetes	35
Dementia	10
Cancer	13

Average Medicare Procedure Volume From 2018 - 2021

Volume of procedures performed by Dr. William Frederick Ergen, MD for Medicare patients.

The highest averages for the top procedures that Dr. William Frederick Ergen, MD treated as a gastroenterologist in Knoxville, TN were chronic care, minimally invasive procedures, gastrointestinal procedures and diagnostic procedures.

biological response modifier (BRM) therapy	120
chemotherapy	120
chronic care	453
diagnostic procedures	264
doctor visit	353
esophageal dilation	25
gastrointestinal procedures	298
hospital care	57
inpatient care	57
minimally invasive procedures	328
preventive care	27
removal of lesion (e.g. growth)	262

Average Medicare Patient Data From 2018 - 2021

Information about Medicare patients treated by Dr. William Frederick Ergen, MD.

**Gender**
Male	36
Female	41

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	62
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	21
85 and over	5
Less than 65	8
65 to 74	41

Average of Total of Conditions of Medicare patients treated by Dr. William Frederick Ergen, MD From 2018 - 2021

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

Hypertension	21
High Cholesterol	18
Stroke	1
Ischemic Heart Disease	11
Depression	9
Chronic Kidney Disease	12
Asthma	1
Osteoporosis	1
Heart Failure	7
Chronic Obstructive Pulmonary Disease	6
Diabetes	10
Atrial Fibrillation	3
Cancer	4
Dementia	3

Education & Training

Dr. William Frederick Ergen, MD graduated from University of Tennessee Health Science Center College of Medicine in 2012. He completed residency at Vanderbilt University Medical Center. He is certified by the Gastroenterology and has a state license in Tennessee.

Medical School: University of Tennessee Health Science Center College of Medicine (2012)

Residency: Vanderbilt University Medical Center (2015)

Board Certification: Gastroenterology

Licensed In: Tennessee

Affiliations & Hospitals

Dr. William Frederick Ergen, MD is associated with these hospitals and organizations:

Covenant Health

GASTROINTESTINAL ASSOCIATES PC

CHAMPION PHYSICAL THERAPY LLC HALLS

Fort Sanders Regional Medical Center

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General Payments

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

**Payments by Company**
AbbVie Inc.	$1,024 Rinvoq $381	Skyrizi $191	LINZESS $151	Creon $133	Humira $83	Other $85
Takeda Pharmaceuticals U.S.A., Inc.	$546 ENTYVIO $512	MOTEGRITY $22	$13
Salix Pharmaceuticals, a division of Bausch Health US, LLC	$372 XIFAXAN $344	Trulance $28
Pfizer Inc.	$189 XELJANZ $121	INFLECTRA $25	VELSIPITY $17	XALKORI $13	$12
AbbVie, Inc.	$169 Humira $123	Mavyret $17	Creon $12	$18
Other	$1,061 ZENPEP $134	ZEPOSIA $108	VIBERZI $104	Injectafer $99	DUPIXENT $83	Other $532

**Types of Payments**
Food and Beverage	$3,272
Gift	$90

Research Payments

Dr. William Frederick Ergen, MD has received 15 research payments totaling $22,685.

Biography

Dr. William Ergen's specialty is adult gastroenterology. He is affiliated with Covenant Health. Dr. Ergen attended medical school at the University of Tennessee Health Science Center College of Medicine.

Select Year:

Dr. William Frederick Ergen, MD

Office Locations

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Frederick Ergen, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Frederick Ergen, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William Frederick Ergen, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Average Medicare Procedure Volume From 2018 - 2021

Average Medicare Patient Data From 2018 - 2021

Average of Total of Conditions of Medicare patients treated by Dr. William Frederick Ergen, MD From 2018 - 2021

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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