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Home > SD Providers > Family Physicians & Family Medicine Specialists

Dr. Aaron Paul Baas, MD, FACS

(176 Ratings)

Specializes in: Family Medicine

University of South Dakota, Sanford School of Medicine

525 N Foster Street
Mitchell, SD 57301

(605) 995-2000

Dr. Aaron Paul Baas, MD, FACS is a family medicine practitioner in Mitchell, SD specializing in family medicine. He graduated from University of South Dakota, Sanford School of Medicine. Dr. Aaron Paul Baas, MD, FACS is affiliated with Avera Health.

Office Locations

1900 Grassland Drive Suite 103
Mitchell, SD 57301

(605) 995-7000

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525 N Foster Street
Mitchell, SD 57301

(605) 995-2000

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Noteworthy Medicare Patient Procedures Performed by Dr. Aaron Paul Baas, MD, FACS in 2024

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

Top 5%

By Volume:

nursing home care

In 2024, Dr. Aaron Paul Baas, MD, FACS performed more nursing home care procedures for Medicare patients than 95% of providers in related specialties within South Dakota.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2012 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	112
doctor visit	264
gastrointestinal procedures	149
hospital care	148
inpatient care	148
minimally invasive procedures	149
preventive care	25
removal of lesion (e.g. growth)	112

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2013 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	54
doctor visit	200
gastrointestinal procedures	74
hospital care	111
inpatient care	111
minimally invasive procedures	74
preventive care	20
removal of lesion (e.g. growth)	54

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	104
Female	144

**Ethnicity**
Non-Hispanic White	235
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	97
From 75 to 84	70
85 and over	49
Less than 65	32

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2013

Hypertension	73
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	27
Depression	17
Chronic Kidney Disease	29
Asthma	5
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	20
Chronic Obstructive Pulmonary Disease	20
Diabetes	31
Dementia	13
Cancer	21

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2014 were hospital care, inpatient care, minimally invasive procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	64
doctor visit	210
gastrointestinal procedures	96
hospital care	122
inpatient care	122
minimally invasive procedures	96
preventive care	32
removal of lesion (e.g. growth)	64

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	129
Female	149

**Ethnicity**
Non-Hispanic White	267
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	88
85 and over	57
Less than 65	25

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2014

Hypertension	68
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	22
Chronic Obstructive Pulmonary Disease	23
Diabetes	25
Dementia	12
Cancer	18

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2015 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	99
doctor visit	248
gastrointestinal procedures	128
hospital care	102
inpatient care	102
minimally invasive procedures	128
preventive care	29
removal of lesion (e.g. growth)	99

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	324
Female	348

**Ethnicity**
Non-Hispanic White	648
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	282
From 75 to 84	206
85 and over	132
Less than 65	52

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2015

Hypertension	67
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	26
Depression	18
Chronic Kidney Disease	26
Asthma	13
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	21
Chronic Obstructive Pulmonary Disease	21
Diabetes	26
Dementia	12
Cancer	21

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2016 were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	88
doctor visit	338
gastrointestinal procedures	125
hospital care	121
inpatient care	121
minimally invasive procedures	125
preventive care	37
removal of lesion (e.g. growth)	88

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	156
Female	191

**Ethnicity**
Non-Hispanic White	327
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	136
From 75 to 84	107
85 and over	56
Less than 65	48

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2016

Hypertension	63
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	28
Depression	23
Chronic Kidney Disease	29
Asthma	21
Osteoperosis	7
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	21
Diabetes	29
Dementia	11
Cancer	22

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2017 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	139
doctor visit	340
gastrointestinal procedures	193
hospital care	94
inpatient care	94
minimally invasive procedures	193
preventive care	54
removal of lesion (e.g. growth)	139

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	148
Female	194

**Ethnicity**
Non-Hispanic White	324
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	107
85 and over	47
Less than 65	39

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2017

Hypertension	68
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	26
Depression	23
Chronic Kidney Disease	34
Asthma	5
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	18
Chronic Obstructive Pulmonary Disease	20
Diabetes	25
Dementia	11
Cancer	21

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2018 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	178
doctor visit	416
gastrointestinal procedures	233
hospital care	102
inpatient care	102
minimally invasive procedures	233
preventive care	55
removal of lesion (e.g. growth)	178

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	162
Female	199

**Age**
From 65 to 74	168
From 75 to 84	110
85 and over	39
Less than 65	44

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2018

Hypertension	67
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	32
Depression	21
Chronic Kidney Disease	32
Asthma	3
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	10
Cancer	17

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2019 were minimally invasive procedures, gastrointestinal procedures, removal of lesion (e.g. growth) and diagnostic procedures.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	145
doctor visit	366
gastrointestinal procedures	188
hospital care	87
inpatient care	87
minimally invasive procedures	188
preventive care	43
removal of lesion (e.g. growth)	145

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	173
Female	183

**Ethnicity**
Non-Hispanic White	339
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	164
From 75 to 84	107
85 and over	47
Less than 65	38

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2019

Hypertension	65
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	32
Asthma	0
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	19
Chronic Obstructive Pulmonary Disease	17
Diabetes	31
Dementia	9
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2020 were removal of lesion (e.g. growth), minimally invasive procedures, diagnostic procedures and gastrointestinal procedures.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

diagnostic procedures	54
doctor visit	148
gastrointestinal procedures	54
minimally invasive procedures	54
removal of lesion (e.g. growth)	54

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	69
Female	86

**Ethnicity**
Non-Hispanic White	143
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	85
From 75 to 84	43
85 and over	11
Less than 65	16

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2020

Hypertension	60
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	35
Depression	22
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	14
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	21
Diabetes	28
Dementia	7
Cancer	24

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2022 were nursing home care.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

nursing home care	16

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	14
Female	26

**Age**
From 65 to 74	17
From 75 to 84	12
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2022

Hypertension	75
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	0
Depression	30
Chronic Kidney Disease	35
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	30
Cancer	0

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2023 were nursing home care.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

nursing home care	29

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	35
Female	57

**Age**
From 65 to 74	0
From 75 to 84	37
85 and over	23
Less than 65	0

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2023

Hypertension	75
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	24
Depression	24
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	26
Atrial Fibrilation	23
Heart Failure	25
Chronic Obstructive Pulmonary Disease	18
Diabetes	25
Dementia	14
Cancer	20

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD during 2024 were nursing home care.

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

nursing home care	42

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Male	25
Female	47

**Age**
From 65 to 74	24
From 75 to 84	23
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2024

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	29
Depression	19
Chronic Kidney Disease	36
Asthma	0
Osteoperosis	22
Atrial Fibrilation	29
Heart Failure	26
Chronic Obstructive Pulmonary Disease	21
Diabetes	25
Dementia	15
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Aaron Paul Baas, MD, FACS for Medicare patients.

The highest averages for the top procedures that Dr. Aaron Paul Baas, MD, FACS treated as a family medicine practitioner in Mitchell, SD were minimally invasive procedures, gastrointestinal procedures, hospital care and inpatient care.

diagnostic procedures	103
doctor visit	281
gastrointestinal procedures	137
hospital care	110
inpatient care	110
minimally invasive procedures	137
nursing home care	29
preventive care	36
removal of lesion (e.g. growth)	103

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS.

**Gender**
Female	135
Male	111

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	190
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	75
85 and over	38
Less than 65	24
65 to 74	102

Average of Total of Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Aaron Paul Baas, MD, FACS treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	63
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	28
Asthma	5
Osteoporosis	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	16
Diabetes	23
Atrial Fibrillation	13
Dementia	12
Cancer	16

Education & Training

Dr. Aaron Paul Baas, MD, FACS graduated from University of South Dakota, Sanford School of Medicine. He completed residency at Wichita Center for Graduate Medical Education, General Surgery. He has a state license in South Dakota.

Medical School: University of South Dakota, Sanford School of Medicine

Residency: Wichita Center for Graduate Medical Education, General Surgery

Licensed In: South Dakota

Affiliations & Hospitals

Dr. Aaron Paul Baas, MD, FACS is associated with these hospitals and organizations:

Avera Health

Ratings & Reviews

Dr. Aaron Paul Baas, MD, FACS has an exceptional overall rating with an average of 4.81 out of 5 stars based on 176 ratings. We collect ratings and reviews of Dr. Aaron Paul Baas, MD, FACS from all over the web to help you find the right in Mitchell, SD.

4.81

Overall Rating

(176 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Aaron Paul Baas, MD, FACS. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Intuitive Surgical, Inc.	$38 Da Vinci Surgical System $38
Mallinckrodt LLC	$25 OFIRMEV $25
Covidien LP	$19 Situate $19
Novadaq Technologies Inc.	$16 DERMACELL $16
Invuity, Inc.	$13 $13
Other	$40 PREVENA $12	Dermagraft $12	STRATTICE $12	GRAFIX/GRAFIXPL/STRAVIX $3

**Types of Payments**
Food and Beverage	$138
Entertainment	$13

Biography

Dr. Aaron Baas practices family medicine and general surgery in Mitchell, SD. Dr. Baas obtained a license to practice in South Dakota.

Select Year:

Dr. Aaron Paul Baas, MD, FACS

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Aaron Paul Baas, MD, FACS in 2024

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. Aaron Paul Baas, MD, FACS in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2020

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Aaron Paul Baas, MD, FACS From 2012 - 2024

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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