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Dr. David L. Zack, DO

(Dr. David Zack, D.O.)

(1 Rating)

Specializes in: Adult Gastroenterology

Philadelphia College of Osteopathic Medicine (1992)

4841 Monroe Street
Toledo, OH 43623

(419) 471-1350

Dr. David L. Zack, DO is a gastroenterologist in Toledo, OH specializing in adult gastroenterology. He graduated from Philadelphia College of Osteopathic Medicine in 1992 and has 34 years of experience. Dr. David L. Zack, DO is affiliated with Mercy Health - St. Vincent Medical Center, Mercy Health, Mercy Health - St. Anne Hospital, Mercy Health - St. Charles Hospital, Mercy Health - Perrysburg Hospital and NORTHWEST OHIO GASTROENTEROLOGY ASSOCIATES INC.

Office Locations

Mercy Health - Perrysburg Hospital

4841 Monroe Street
Toledo, OH 43623

(419) 471-1350

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Noteworthy Medicare Patient Procedures Performed by Dr. David L. Zack, DO in 2023

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

Top 25%

By Volume:

colonoscopy

colonoscopy with biopsy

colonoscopy with lesion removal

diagnostic EGD

endoscopy

gastrointestinal biopsy

gastrointestinal procedures

preventive care

removal of lesion

screening colonoscopy

In 2012, Dr. David L. Zack, DO performed more colonoscopy, colonoscopy with biopsy, colonoscopy with lesion removal, diagnostic EGD, endoscopy, gastrointestinal biopsy, gastrointestinal procedures, preventive care, removal of lesion (e.g. growth), and screening colonoscopy procedures for Medicare patients than 75% of providers in related specialties within Ohio.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2012 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	263
doctor visit	126
esophageal dilation	32
gastrointestinal procedures	516
hospital care	375
inpatient care	375
lab tests	11
minimally invasive procedures	516
preventive care	127
removal of lesion (e.g. growth)	263

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2013 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	251
doctor visit	157
esophageal dilation	25
gastrointestinal procedures	418
hospital care	279
inpatient care	279
lab tests	103
minimally invasive procedures	430
preventive care	78
removal of lesion (e.g. growth)	251

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	301
Female	328

**Ethnicity**
Non-Hispanic White	532
Black	73
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	151
85 and over	51
Less than 65	143

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2013

Hypertension	75
High Cholesterol	62
Stroke	10
Ischemic Heart Disease	51
Depression	35
Chronic Kidney Disease	37
Asthma	11
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	33
Chronic Obstructive Pulmonary Disease	31
Diabetes	44
Dementia	12
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2014 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	204
doctor visit	159
esophageal dilation	29
gastrointestinal procedures	397
hospital care	224
inpatient care	224
lab tests	81
minimally invasive procedures	397
preventive care	87
removal of lesion (e.g. growth)	204

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	249
Female	302

**Ethnicity**
Non-Hispanic White	442
Black	78
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	254
From 75 to 84	132
85 and over	51
Less than 65	114

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2014

Hypertension	75
High Cholesterol	63
Stroke	9
Ischemic Heart Disease	44
Depression	32
Chronic Kidney Disease	37
Asthma	12
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	34
Chronic Obstructive Pulmonary Disease	28
Diabetes	42
Dementia	12
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2015 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	228
doctor visit	146
esophageal dilation	22
gastrointestinal procedures	431
hospital care	190
inpatient care	190
lab tests	93
minimally invasive procedures	431
preventive care	107
removal of lesion (e.g. growth)	228

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	534
Female	636

**Ethnicity**
Non-Hispanic White	978
Black	114
Hispanic	42
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	576
From 75 to 84	272
85 and over	110
Less than 65	212

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2015

Hypertension	75
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	45
Depression	28
Chronic Kidney Disease	34
Asthma	20
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	30
Chronic Obstructive Pulmonary Disease	28
Diabetes	40
Dementia	10
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2016 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	312
doctor visit	190
esophageal dilation	25
gastrointestinal procedures	520
hospital care	185
inpatient care	185
lab tests	92
minimally invasive procedures	520
preventive care	111
removal of lesion (e.g. growth)	312

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	279
Female	379

**Ethnicity**
Non-Hispanic White	573
Black	59
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	324
From 75 to 84	146
85 and over	68
Less than 65	120

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2016

Hypertension	75
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	41
Depression	32
Chronic Kidney Disease	40
Asthma	33
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	27
Chronic Obstructive Pulmonary Disease	28
Diabetes	36
Dementia	11
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	370
doctor visit	187
esophageal dilation	42
gastrointestinal procedures	584
hospital care	123
inpatient care	123
lab tests	110
minimally invasive procedures	584
preventive care	103
removal of lesion (e.g. growth)	370

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	300
Female	363

**Ethnicity**
Non-Hispanic White	578
Black	53
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	349
From 75 to 84	166
85 and over	61
Less than 65	87

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2017

Hypertension	75
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	42
Depression	31
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	26
Chronic Obstructive Pulmonary Disease	24
Diabetes	35
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	393
doctor visit	286
esophageal dilation	28
gastrointestinal procedures	556
hospital care	71
inpatient care	71
lab tests	118
minimally invasive procedures	556
preventive care	84
removal of lesion (e.g. growth)	393

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	274
Female	325

**Ethnicity**
Non-Hispanic White	520
Black	33
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	339
From 75 to 84	156
85 and over	47
Less than 65	57

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2018

Hypertension	72
High Cholesterol	62
Stroke	6
Ischemic Heart Disease	33
Depression	32
Chronic Kidney Disease	32
Asthma	9
Osteoperosis	10
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	21
Diabetes	33
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	360
doctor visit	288
esophageal dilation	27
gastrointestinal procedures	498
hospital care	58
inpatient care	58
lab tests	102
liver imaging	18
minimally invasive procedures	498
preventive care	77
removal of lesion (e.g. growth)	360
ultrasound (sonogram)	18

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	246
Female	303

**Ethnicity**
Non-Hispanic White	493
Black	0
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	294
From 75 to 84	162
85 and over	49
Less than 65	44

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2019

Hypertension	71
High Cholesterol	64
Stroke	7
Ischemic Heart Disease	36
Depression	29
Chronic Kidney Disease	34
Asthma	10
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Dementia	10
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2020 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	343
doctor visit	255
esophageal dilation	28
gastrointestinal procedures	493
hospital care	68
injections	11
inpatient care	68
lab tests	72
liver imaging	11
minimally invasive procedures	493
preventive care	67
removal of lesion (e.g. growth)	343
ultrasound (sonogram)	11

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	212
Female	301

**Ethnicity**
Non-Hispanic White	455
Black	0
Hispanic	0
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	307
From 75 to 84	133
85 and over	38
Less than 65	35

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2020

Hypertension	70
High Cholesterol	64
Stroke	4
Ischemic Heart Disease	34
Depression	27
Chronic Kidney Disease	31
Asthma	11
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	20
Chronic Obstructive Pulmonary Disease	17
Diabetes	35
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2021 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	292
doctor visit	283
esophageal dilation	16
gastrointestinal procedures	415
hospital care	21
inpatient care	21
liver imaging	12
minimally invasive procedures	415
preventive care	70
removal of lesion (e.g. growth)	292
ultrasound (sonogram)	12

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	206
Female	306

**Ethnicity**
Non-Hispanic White	458
Black	13
Hispanic	0
Asian	0
Other	27
Native American	0

**Age**
From 65 to 74	283
From 75 to 84	148
85 and over	42
Less than 65	39

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2021

Hypertension	69
High Cholesterol	66
Stroke	6
Ischemic Heart Disease	33
Depression	25
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	6
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH during 2022 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

diagnostic procedures	269
doctor visit	227
esophageal dilation	18
gastrointestinal procedures	395
hospital care	52
inpatient care	52
minimally invasive procedures	395
preventive care	61
removal of lesion (e.g. growth)	269

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	204
Female	266

**Ethnicity**
Non-Hispanic White	418
Black	0
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	157
85 and over	30
Less than 65	23

Conditions of Medicare patients treated by Dr. David L. Zack, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	28
Depression	24
Chronic Kidney Disease	25
Asthma	13
Osteoperosis	16
Atrial Fibrilation	20
Heart Failure	17
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	6
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. David L. Zack, DO for Medicare patients.

The highest averages for the top procedures that Dr. David L. Zack, DO treated as a gastroenterologist in Toledo, OH were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

diagnostic procedures	298
doctor visit	209
esophageal dilation	26
gastrointestinal procedures	474
hospital care	149
injections	11
inpatient care	149
lab tests	86
liver imaging	13
minimally invasive procedures	475
preventive care	88
removal of lesion (e.g. growth)	298
ultrasound (sonogram)	13

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. David L. Zack, DO.

**Gender**
Male	255
Female	319

**Ethnicity**
Black / African American	38
Asian / Pacific Islander	0
Non-Hispanic White	495
Hispanic	7
Native American / Alaskan Native	0
Other	13

**Age**
75 to 84	147
85 and over	49
Less than 65	79
65 to 74	297

Average of Total of Conditions of Medicare patients treated by Dr. David L. Zack, DO From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. David L. Zack, DO treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	66
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	35
Depression	26
Chronic Kidney Disease	31
Asthma	12
Osteoporosis	8
Heart Failure	22
Chronic Obstructive Pulmonary Disease	20
Diabetes	32
Atrial Fibrillation	14
Cancer	12
Dementia	8

Education & Training

Dr. David L. Zack, DO graduated from Philadelphia College of Osteopathic Medicine in 1992. He completed residency at Cleveland Clinic. He is certified by the American Board of Internal Medicine (Internal Medicine, Gastroenterology) and has a state license in Ohio.

Medical School: Philadelphia College of Osteopathic Medicine (1992)

Residency: Cleveland Clinic (1996)

Board Certification: American Board of Internal Medicine (Internal Medicine, Gastroenterology)

Licensed In: Ohio

Affiliations & Hospitals

Dr. David L. Zack, DO is associated with these hospitals and organizations:

Mercy Health - St. Vincent Medical Center

Mercy Health

Mercy Health - St. Anne Hospital

Mercy Health - St. Charles Hospital

Mercy Health - Perrysburg Hospital

NORTHWEST OHIO GASTROENTEROLOGY ASSOCIATES INC

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.

Dr. David L. Zack, DO appears to accept the following insurance providers: Medicaid, Payer Provider, Medicare OH and CIN-MHS NON-MSSP.

Insurance Accepted by Provider includes:

According to our sources, Dr. David L. Zack, DO accepts the following insurance providers:

Medicaid

Payer Provider

Medicare OH

CIN-MHS NON-MSSP

Ratings & Reviews

Dr. David L. Zack, DO has an exceptional overall rating with an average of 5.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. David L. Zack, DO from all over the web to help you find the right in Toledo, OH.

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General Payments

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

**Payments by Company**
Takeda Pharmaceuticals U.S.A., Inc.	$1,713 ENTYVIO $1,302	GATTEX $189	AMITIZA $155	MOTEGRITY $49	$18
AbbVie Inc.	$1,440 Rinvoq $383	Humira $307	Skyrizi $302	Creon $190	LINZESS $154	Other $103
AbbVie, Inc.	$1,150 Humira $666	Creon $299	Mavyret $92	Viekira $79	Technivie $14
Gilead Sciences, Inc.	$741 $741
Janssen Biotech, Inc.	$648 STELARA $344	SIMPONI $236	REMICADE $54	SIMPONI ARIA $14
Other	$4,874 ENTYVIO $567	ZENPEP $542	XIFAXAN $499	XELJANZ $184	Cimzia $171	Other $2,911

**Types of Payments**
Food and Beverage	$10,095
Consulting Fee	$200
Education	$147
Gift	$124

Biography

Dr. David Zack practices adult gastroenterology. He is affiliated with Mercy Health - St. Anne Hospital, Mercy Health - St. Vincent Medical Center, and Mercy Health - St. Charles Hospital. He obtained his medical school training at Philadelphia College of Osteopathic Medicine and performed his residency at Cleveland Clinic. Dr. Zack appears to accept Medicaid insurance.