In 2023, Dr. Mark Joseph Heinzelmann, MD performed more colonoscopy, diagnostic colonoscopy, endoscopy, gastrointestinal procedures, preventive care, and screening colonoscopy procedures for Medicare patients than 95% of providers in related specialties within Michigan.

Top 25%

By Volume:

colonoscopy with biopsy

colonoscopy with lesion removal

In 2012, Dr. Mark Joseph Heinzelmann, MD performed more colonoscopy with biopsy, and colonoscopy with lesion removal procedures for Medicare patients than 75% of providers in related specialties within Michigan.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2012 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	135
doctor visit	100
gastrointestinal procedures	459
minimally invasive procedures	459
preventive care	267
removal of lesion (e.g. growth)	135

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2013 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	183
doctor visit	119
gastrointestinal procedures	468
minimally invasive procedures	468
preventive care	240
removal of lesion (e.g. growth)	183

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	228
Female	267

**Ethnicity**
Non-Hispanic White	431
Black	38
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	145
85 and over	36
Less than 65	54

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2013

Hypertension	65
High Cholesterol	60
Stroke	3
Ischemic Heart Disease	34
Depression	14
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	5
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2014 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	198
doctor visit	114
gastrointestinal procedures	533
minimally invasive procedures	533
preventive care	286
removal of lesion (e.g. growth)	198

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	260
Female	293

**Ethnicity**
Non-Hispanic White	477
Black	52
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	290
From 75 to 84	169
85 and over	22
Less than 65	72

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2014

Hypertension	66
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	17
Asthma	5
Osteoperosis	6
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	4
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2015 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	225
doctor visit	117
gastrointestinal procedures	648
minimally invasive procedures	648
preventive care	362
removal of lesion (e.g. growth)	225

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	668
Female	676

**Ethnicity**
Non-Hispanic White	1150
Black	120
Hispanic	38
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	712
From 75 to 84	408
85 and over	58
Less than 65	166

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2015

Hypertension	63
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	33
Depression	14
Chronic Kidney Disease	17
Asthma	8
Osteoperosis	6
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	4
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2016 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	259
doctor visit	103
gastrointestinal procedures	655
minimally invasive procedures	655
preventive care	361
removal of lesion (e.g. growth)	259

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	305
Female	382

**Ethnicity**
Non-Hispanic White	582
Black	63
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	389
From 75 to 84	199
85 and over	30
Less than 65	69

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2016

Hypertension	71
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	30
Depression	14
Chronic Kidney Disease	22
Asthma	14
Osteoperosis	5
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2017 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	199
doctor visit	71
gastrointestinal procedures	573
minimally invasive procedures	573
preventive care	344
removal of lesion (e.g. growth)	199

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	303
Female	292

**Ethnicity**
Non-Hispanic White	497
Black	57
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	347
From 75 to 84	170
85 and over	20
Less than 65	58

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2017

Hypertension	69
High Cholesterol	51
Stroke	3
Ischemic Heart Disease	29
Depression	15
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	6
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	6
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2018 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	143
doctor visit	48
gastrointestinal procedures	471
minimally invasive procedures	471
preventive care	308
removal of lesion (e.g. growth)	143

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	224
Female	272

**Ethnicity**
Non-Hispanic White	429
Black	45
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	300
From 75 to 84	127
85 and over	19
Less than 65	50

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2018

Hypertension	61
High Cholesterol	63
Stroke	3
Ischemic Heart Disease	27
Depression	20
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	5
Atrial Fibrilation	5
Heart Failure	10
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	4
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2019 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	140
doctor visit	52
gastrointestinal procedures	436
minimally invasive procedures	436
preventive care	276
removal of lesion (e.g. growth)	140

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	224
Female	240

**Ethnicity**
Non-Hispanic White	404
Black	32
Hispanic	0
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	277
From 75 to 84	146
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2019

Hypertension	69
High Cholesterol	67
Stroke	3
Ischemic Heart Disease	28
Depression	20
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	6
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	3
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2020 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	75
gastrointestinal procedures	283
minimally invasive procedures	283
preventive care	208
removal of lesion (e.g. growth)	75

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	146
Female	149

**Ethnicity**
Non-Hispanic White	248
Black	28
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	159
From 75 to 84	100
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2020

Hypertension	71
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	0
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2021 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	83
gastrointestinal procedures	306
minimally invasive procedures	306
preventive care	223
removal of lesion (e.g. growth)	83

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	158
Female	154

**Ethnicity**
Non-Hispanic White	277
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	96
85 and over	14
Less than 65	13

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2021

Hypertension	66
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	28
Depression	13
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	25
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI during 2022 were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

diagnostic procedures	70
gastrointestinal procedures	294
minimally invasive procedures	294
preventive care	224
removal of lesion (e.g. growth)	70

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Male	140
Female	159

**Ethnicity**
Non-Hispanic White	264
Black	0
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	86
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	12
Depression	15
Chronic Kidney Disease	17
Asthma	5
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	7
Chronic Obstructive Pulmonary Disease	10
Diabetes	27
Dementia	0
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mark Joseph Heinzelmann, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mark Joseph Heinzelmann, MD treated as a colon and rectal surgeon in Saginaw, MI were minimally invasive procedures, gastrointestinal procedures, preventive care and removal of lesion (e.g. growth).

diagnostic procedures	155
doctor visit	90
gastrointestinal procedures	466
minimally invasive procedures	466
preventive care	281
removal of lesion (e.g. growth)	155

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD.

**Gender**
Female	262
Male	241

**Ethnicity**
Black / African American	41
Asian / Pacific Islander	0
Non-Hispanic White	432
Hispanic	6
Native American / Alaskan Native	0
Other	5

**Age**
85 and over	18
75 to 84	149
Less than 65	43
65 to 74	283

Average of Total of Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mark Joseph Heinzelmann, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	61
High Cholesterol	56
Stroke	2
Ischemic Heart Disease	25
Depression	14
Chronic Kidney Disease	18
Asthma	5
Osteoporosis	4
Heart Failure	8
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Atrial Fibrillation	7
Dementia	2
Cancer	11

Education & Training

He has a state license in Michigan.

Licensed In: Michigan

Ratings & Reviews

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General Payments

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

**Payments by Company**
AbbVie, Inc.	$232 Humira $232
AbbVie Inc.	$164 Humira $120	Skyrizi $27	Creon $17
Davol Inc.	$28 SURGICAL $28
Janssen Biotech, Inc.	$25 SIMPONI $25
Shire North American Group Inc	$25 PENTASA $25
Other	$48 Varithena Administration Pack $24	ASACOL HD $12	Trulance $11

**Types of Payments**
Food and Beverage	$522

Biography

Dr. Mark Heinzelmann's medical specialty is colon & rectal surgery. Dr. Heinzelmann has indicated that his clinical interests include colorectal surgery procedures. He studied medicine at the University of Wisconsin School of Medicine and Public Health.

Select Year:

Dr. Mark Joseph Heinzelmann, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mark Joseph Heinzelmann, MD in 2023

By Volume:

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. Mark Joseph Heinzelmann, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mark Joseph Heinzelmann, 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. Mark Joseph Heinzelmann, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Saginaw, MI