In 2023, Dr. William J. Zaks, MD PhD performed more intensive behavioral therapy (IBT) for obesity, mental health therapy, and non-image guided fine needle aspiration procedures for Medicare patients than 95% of providers in related specialties within North Dakota.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

doctor visit	626

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

doctor visit	636

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	148
Female	168

**Ethnicity**
Non-Hispanic White	289
Black	0
Hispanic	0
Asian	0
Other	0
Native American	14

**Age**
From 65 to 74	129
From 75 to 84	96
85 and over	31
Less than 65	60

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2013

Hypertension	73
High Cholesterol	65
Stroke	4
Ischemic Heart Disease	41
Depression	23
Chronic Kidney Disease	29
Asthma	9
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	62
Dementia	4
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

doctor visit	661

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	161
Female	167

**Ethnicity**
Non-Hispanic White	299
Black	0
Hispanic	0
Asian	0
Other	0
Native American	13

**Age**
From 65 to 74	121
From 75 to 84	98
85 and over	41
Less than 65	68

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2014

Hypertension	68
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	36
Depression	27
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	17
Chronic Obstructive Pulmonary Disease	17
Diabetes	63
Dementia	4
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

doctor visit	615

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	328
Female	314

**Ethnicity**
Non-Hispanic White	584
Black	0
Hispanic	0
Asian	0
Other	0
Native American	24

**Age**
From 65 to 74	252
From 75 to 84	166
85 and over	76
Less than 65	148

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2015

Hypertension	71
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	38
Depression	25
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	62
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND during 2016 were minor procedures, minimally invasive procedures, aspiration and diagnostic procedures.

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

aspiration	11
diagnostic procedures	11
doctor visit	573
minimally invasive procedures	11
minor procedures	11

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	164
Female	162

**Ethnicity**
Non-Hispanic White	290
Black	0
Hispanic	0
Asian	0
Other	0
Native American	17

**Age**
From 65 to 74	144
From 75 to 84	72
85 and over	34
Less than 65	76

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2016

Hypertension	69
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	38
Depression	23
Chronic Kidney Disease	39
Asthma	17
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	62
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND during 2017 were minor procedures, minimally invasive procedures, aspiration and diagnostic procedures.

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

aspiration	15
diagnostic procedures	15
doctor visit	614
minimally invasive procedures	15
minor procedures	15

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	148
Female	166

**Ethnicity**
Non-Hispanic White	274
Black	0
Hispanic	0
Asian	0
Other	0
Native American	23

**Age**
From 65 to 74	153
From 75 to 84	64
85 and over	27
Less than 65	70

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2017

Hypertension	68
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	35
Depression	25
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	66
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND during 2018 were minor procedures, minimally invasive procedures, aspiration and diagnostic procedures.

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

aspiration	17
diagnostic procedures	17
doctor visit	641
minimally invasive procedures	17
minor procedures	17

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	161
Female	193

**Ethnicity**
Non-Hispanic White	308
Black	0
Hispanic	0
Asian	0
Other	0
Native American	24

**Age**
From 65 to 74	173
From 75 to 84	64
85 and over	33
Less than 65	84

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2018

Hypertension	69
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	33
Depression	25
Chronic Kidney Disease	40
Asthma	6
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	64
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND during 2019 were minor procedures, minimally invasive procedures, aspiration and diagnostic procedures.

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

aspiration	12
diagnostic procedures	12
doctor visit	793
minimally invasive procedures	12
minor procedures	12

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	209
Female	219

**Ethnicity**
Non-Hispanic White	380
Black	0
Hispanic	0
Asian	0
Other	0
Native American	25

**Age**
From 65 to 74	238
From 75 to 84	88
85 and over	27
Less than 65	75

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2019

Hypertension	75
High Cholesterol	66
Stroke	3
Ischemic Heart Disease	35
Depression	24
Chronic Kidney Disease	47
Asthma	7
Osteoperosis	11
Atrial Fibrilation	8
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	67
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

doctor visit	729

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	202
Female	209

**Ethnicity**
Non-Hispanic White	368
Black	0
Hispanic	0
Asian	0
Other	12
Native American	20

**Age**
From 65 to 74	225
From 75 to 84	87
85 and over	24
Less than 65	75

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2020

Hypertension	73
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	34
Depression	23
Chronic Kidney Disease	48
Asthma	6
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	70
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND during 2021 were weight management, mental health therapy and blood draw.

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

blood draw	15
doctor visit	731
mental health therapy	118
weight management	118

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	206
Female	210

**Ethnicity**
Non-Hispanic White	372
Black	0
Hispanic	0
Asian	0
Other	18
Native American	15

**Age**
From 65 to 74	232
From 75 to 84	87
85 and over	27
Less than 65	70

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2021

Hypertension	74
High Cholesterol	64
Stroke	3
Ischemic Heart Disease	34
Depression	22
Chronic Kidney Disease	46
Asthma	8
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	67
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND during 2022 were weight management and mental health therapy.

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

doctor visit	676
mental health therapy	190
weight management	190

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	193
Female	229

**Ethnicity**
Non-Hispanic White	381
Black	0
Hispanic	0
Asian	0
Other	0
Native American	18

**Age**
From 65 to 74	229
From 75 to 84	112
85 and over	17
Less than 65	64

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2022

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	30
Depression	22
Chronic Kidney Disease	36
Asthma	10
Osteoperosis	12
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	65
Dementia	0
Cancer	15

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND during 2023 were weight management, mental health therapy, minor procedures and minimally invasive procedures.

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

aspiration	11
diagnostic procedures	11
doctor visit	642
mental health therapy	237
minimally invasive procedures	11
minor procedures	11
weight management	237

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	190
Female	230

**Ethnicity**
Non-Hispanic White	380
Black	0
Hispanic	0
Asian	0
Other	0
Native American	16

**Age**
From 65 to 74	232
From 75 to 84	105
85 and over	30
Less than 65	53

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2023

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	28
Depression	20
Chronic Kidney Disease	37
Asthma	10
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	66
Dementia	4
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. William J. Zaks, MD PhD for Medicare patients.

The highest averages for the top procedures that Dr. William J. Zaks, MD PhD treated as an endocrinologist in Grand Forks, ND were weight management, mental health therapy, blood draw and minor procedures.

aspiration	13
blood draw	15
diagnostic procedures	13
doctor visit	661
mental health therapy	181
minimally invasive procedures	13
minor procedures	13
weight management	181

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. William J. Zaks, MD PhD.

**Gender**
Male	175
Female	188

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	327
Hispanic	0
Native American / Alaskan Native	17
Other	2

**Age**
75 to 84	86
85 and over	30
Less than 65	70
65 to 74	177

Average of Total of Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. William J. Zaks, MD PhD treated were hypertension, diabetes, high cholesterol and chronic kidney disease.

Hypertension	65
High Cholesterol	57
Stroke	1
Ischemic Heart Disease	31
Depression	21
Chronic Kidney Disease	35
Asthma	8
Osteoporosis	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	59
Atrial Fibrillation	8
Cancer	9
Dementia	4

Education & Training

He has a state license in North Dakota.

Licensed In: North Dakota

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novo Nordisk Inc	$166,007 Victoza $67,831	RYBELSUS $35,236	NovoLog $14,988	Ozempic $14,976	Tresiba $11,223	Other $21,752
Janssen Pharmaceuticals, Inc	$67,040 INVOKANA $66,892	XARELTO $148
AstraZeneca Pharmaceuticals LP	$5,731 FARXIGA $5,250	AIRSUPRA $166	$315
E.R. Squibb & Sons, L.L.C.	$4,076 BYDUREON $1,738	FARXIGA $335	$2,003
SANOFI-AVENTIS U.S. LLC	$2,242 TOUJEO $660	SOLIQUA 100/33 $286	LANTUS $219	AFREZZA $199	DIABETES - DISEASE $156	Other $723
Other	$5,654 Prolia $1,398	Minimed 670G System $1,205	JARDIANCE $1,143	TRULICITY $253	HUMALOG $231	Other $1,424

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$221,684
Travel and Lodging	$15,210
Food and Beverage	$12,918
Education	$687
Consulting Fee	$250

Biography

Dr. William Zaks practices adult endocrinology. He is professionally affiliated with Altru Health System. Dr. Zaks studied medicine at the University of Virginia School of Medicine.

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Dr. William J. Zaks, MD PhD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. William J. Zaks, MD PhD in 2023

By Volume:

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. William J. Zaks, MD PhD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. William J. Zaks, MD PhD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

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