In 2023, Dr. David William Hay, MD had a list price for diagnostic EGD, diagnostic upper endoscopy, EGD with biopsy, EGD with lesion removal, esophagogastroduodenoscopy (EGD), therapeutic EGD, therapeutic upper endoscopy, upper endoscopy, upper endoscopy with biopsy, and upper endoscopy with lesion removal that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Maine. 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. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2012 were minimally invasive procedures, gastrointestinal procedures, diagnostic procedures and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	431
doctor visit	315
esophageal dilation	39
gastrointestinal procedures	589
hospital care	106
injections	33
inpatient care	106
minimally invasive procedures	589
preventive care	68
removal of lesion (e.g. growth)	397

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2013 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	399
doctor visit	205
esophageal dilation	45
gastrointestinal procedures	576
hospital care	79
injections	53
inpatient care	79
minimally invasive procedures	576
preventive care	61
removal of lesion (e.g. growth)	399

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	218
Female	293

**Ethnicity**
Non-Hispanic White	489
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	222
From 75 to 84	123
85 and over	37
Less than 65	129

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2013

Hypertension	61
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	27
Depression	31
Chronic Kidney Disease	17
Asthma	12
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	19
Diabetes	30
Dementia	4
Cancer	10

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2014 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	403
doctor visit	201
esophageal dilation	42
gastrointestinal procedures	589
hospital care	142
injections	33
inpatient care	142
minimally invasive procedures	589
preventive care	90
removal of lesion (e.g. growth)	403

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	221
Female	328

**Ethnicity**
Non-Hispanic White	531
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	248
From 75 to 84	132
85 and over	29
Less than 65	140

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2014

Hypertension	61
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	31
Depression	33
Chronic Kidney Disease	19
Asthma	10
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	20
Diabetes	30
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	393
doctor visit	186
esophageal dilation	37
gastrointestinal procedures	540
hospital care	55
injections	32
inpatient care	55
minimally invasive procedures	540
preventive care	57
removal of lesion (e.g. growth)	393

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	398
Female	544

**Ethnicity**
Non-Hispanic White	916
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	454
From 75 to 84	212
85 and over	54
Less than 65	222

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2015

Hypertension	57
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	26
Depression	32
Chronic Kidney Disease	20
Asthma	12
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	360
doctor visit	404
esophageal dilation	34
gastrointestinal procedures	488
hospital care	84
injections	30
inpatient care	84
minimally invasive procedures	488
preventive care	48
removal of lesion (e.g. growth)	360

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	247
Female	343

**Ethnicity**
Non-Hispanic White	565
Black	0
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	266
From 75 to 84	122
85 and over	27
Less than 65	175

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2016

Hypertension	67
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	32
Depression	36
Chronic Kidney Disease	43
Asthma	25
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	20
Diabetes	49
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	331
doctor visit	449
esophageal dilation	36
gastrointestinal procedures	428
hospital care	98
inpatient care	98
minimally invasive procedures	428
preventive care	41
removal of lesion (e.g. growth)	331

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	278
Female	335

**Ethnicity**
Non-Hispanic White	586
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	122
85 and over	38
Less than 65	211

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2017

Hypertension	69
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	36
Depression	37
Chronic Kidney Disease	49
Asthma	9
Osteoperosis	6
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	21
Diabetes	50
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	343
doctor visit	151
esophageal dilation	35
gastrointestinal procedures	454
hospital care	52
inpatient care	52
minimally invasive procedures	454
preventive care	46
removal of lesion (e.g. growth)	343

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	208
Female	285

**Ethnicity**
Non-Hispanic White	471
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	234
From 75 to 84	111
85 and over	18
Less than 65	130

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2018

Hypertension	61
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	28
Depression	29
Chronic Kidney Disease	38
Asthma	8
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	19
Diabetes	38
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	361
doctor visit	115
esophageal dilation	30
gastrointestinal procedures	454
hospital care	21
injections	12
inpatient care	21
minimally invasive procedures	454
preventive care	23
removal of lesion (e.g. growth)	361

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	170
Female	228

**Ethnicity**
Non-Hispanic White	378
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	205
From 75 to 84	93
85 and over	18
Less than 65	82

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2019

Hypertension	60
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	26
Depression	29
Chronic Kidney Disease	22
Asthma	8
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	236
doctor visit	71
esophageal dilation	30
gastrointestinal procedures	296
hospital care	33
inpatient care	33
minimally invasive procedures	296
preventive care	14
removal of lesion (e.g. growth)	236

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	132
Female	171

**Age**
From 65 to 74	136
From 75 to 84	89
85 and over	14
Less than 65	64

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2020

Hypertension	60
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	35
Depression	31
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	18
Diabetes	29
Dementia	4
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	188
doctor visit	33
esophageal dilation	13
gastrointestinal procedures	201
minimally invasive procedures	201
removal of lesion (e.g. growth)	188

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	73
Female	111

**Age**
From 65 to 74	95
From 75 to 84	51
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2021

Hypertension	57
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	32
Depression	32
Chronic Kidney Disease	23
Asthma	7
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME during 2022 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

diagnostic procedures	135
gastrointestinal procedures	163
minimally invasive procedures	163
preventive care	13
removal of lesion (e.g. growth)	135

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Male	61
Female	71

**Age**
From 65 to 74	67
From 75 to 84	49
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2022

Hypertension	62
High Cholesterol	73
Stroke	8
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	17
Asthma	10
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	9
Chronic Obstructive Pulmonary Disease	21
Diabetes	24
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. David William Hay, MD for Medicare patients.

The highest averages for the top procedures that Dr. David William Hay, MD treated as a gastroenterologist in Waterville, ME were minimally invasive procedures, gastrointestinal procedures, diagnostic procedures and removal of lesion (e.g. growth).

diagnostic procedures	325
doctor visit	213
esophageal dilation	34
gastrointestinal procedures	434
hospital care	74
injections	32
inpatient care	74
minimally invasive procedures	434
preventive care	46
removal of lesion (e.g. growth)	322

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. David William Hay, MD.

**Gender**
Female	246
Male	182

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	357
Native American / Alaskan Native	0
Hispanic	0
Other	2

**Age**
85 and over	21
75 to 84	100
Less than 65	104
65 to 74	197

Average of Total of Conditions of Medicare patients treated by Dr. David William Hay, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. David William Hay, MD treated were hypertension, high cholesterol, diabetes and depression.

Hypertension	55
High Cholesterol	51
Stroke	2
Ischemic Heart Disease	27
Depression	28
Chronic Kidney Disease	24
Asthma	9
Osteoporosis	6
Heart Failure	12
Chronic Obstructive Pulmonary Disease	16
Diabetes	30
Atrial Fibrillation	9
Dementia	4
Cancer	9

Education & Training

He has a state license in Maine.

Licensed In: Maine

Ratings & Reviews

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General Payments

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

**Payments by Company**
AbbVie, Inc.	$423 Humira $378	Creon $43	Moderiba $3
AbbVie Inc.	$221 Creon $113	LINZESS $108
Janssen Biotech, Inc.	$98 OLYSIO $57	STELARA $22	SIMPONI $19
Boston Scientific Corporation	$79 EXPECT $57	Biliary Devices $22
Intercept Pharmaceuticals, Inc.	$73 Ocaliva $73
Other	$246 XIFAXAN $57	LINZESS $41	UCERIS TABLETS $32	XELJANZ $19	XIFAXANIBSD $14	Other $83

**Types of Payments**
Food and Beverage	$1,140

Biography

Dr. David Hay is a Waterville, ME physician who specializes in adult gastroenterology. Dr. Hay has obtained a license to practice in Maine.

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Dr. David William Hay, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. David William Hay, MD in 2023

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. David William Hay, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. David William Hay, 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. David William Hay, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Waterville, ME