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Dr. Karen S. Tjaden, MD, AAFP

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Specializes in: Hospital Medicine (Hospitalist) and Family Medicine

University of South Dakota, Sanford School of Medicine (1998)

71 Charles Street
Deadwood, SD 57732

(605) 717-6431

Dr. Karen S. Tjaden, MD, AAFP is a hospitalist in Bismarck, ND specializing in hospital medicine (hospitalist) and family medicine. She graduated from University of South Dakota, Sanford School of Medicine in 1998 and has 28 years of experience. Dr. Karen S. Tjaden, MD, AAFP is affiliated with Monument Health and Sanford Health.

Office Locations

Sanford Health

300 N. Seventh Street
Bismarck, ND 58501

(701) 323-6000

open_in_new

353 Fairmont Boulevard
Rapid City, SD 57701

open_in_new

71 Charles Street
Deadwood, SD 57732

(605) 717-6431

(605) 719-6471

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Noteworthy Medicare Patient Procedures Performed by Dr. Karen S. Tjaden, MD, AAFP in 2023

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

Top 5%

By Volume:

inpatient hospital care

In 2023, Dr. Karen S. Tjaden, MD, AAFP performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 95% of providers in related specialties within North Dakota.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2012 were blood draw, hospital care, inpatient care and preventive care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

blood draw	297
doctor visit	471
hospital care	98
inpatient care	98
lab tests	63
preventive care	79
vaccines	68

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2013 were blood draw, hospital care, inpatient care and lab tests.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

blood draw	252
doctor visit	448
hospital care	82
inpatient care	82
lab tests	47
preventive care	36
vaccines	36

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	117
Female	193

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

**Age**
From 65 to 74	149
From 75 to 84	74
85 and over	40
Less than 65	47

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2013

Hypertension	55
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	26
Depression	21
Chronic Kidney Disease	15
Asthma	4
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	18
Diabetes	22
Dementia	8
Cancer	6

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2014 were blood draw, preventive care, vaccines and nursing home care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

blood draw	303
doctor visit	422
hospital care	45
inpatient care	45
lab tests	43
nursing home care	50
preventive care	57
vaccines	57

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	118
Female	200

**Ethnicity**
Non-Hispanic White	300
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	73
85 and over	29
Less than 65	56

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2014

Hypertension	58
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	20
Depression	23
Chronic Kidney Disease	18
Asthma	8
Osteoperosis	10
Atrial Fibrilation	6
Heart Failure	14
Chronic Obstructive Pulmonary Disease	19
Diabetes	23
Dementia	6
Cancer	6

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2015 were blood draw, hospital care, inpatient care and preventive care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

blood draw	125
doctor visit	211
hospital care	38
inpatient care	38
lab tests	12
preventive care	14
vaccines	14

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	170
Female	266

**Age**
From 65 to 74	194
From 75 to 84	108
85 and over	42
Less than 65	92

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2015

Hypertension	50
High Cholesterol	36
Stroke	5
Ischemic Heart Disease	17
Depression	23
Chronic Kidney Disease	14
Asthma	11
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	11
Chronic Obstructive Pulmonary Disease	21
Diabetes	23
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	76
inpatient care	76

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	12
Female	37

**Age**
From 65 to 74	0
From 75 to 84	18
85 and over	15
Less than 65	0

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2016

Hypertension	75
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	45
Depression	39
Chronic Kidney Disease	59
Asthma	41
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	55
Chronic Obstructive Pulmonary Disease	45
Diabetes	39
Dementia	35
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	213
inpatient care	213

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	41
Female	63

**Ethnicity**
Non-Hispanic White	82
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	30
From 75 to 84	26
85 and over	18
Less than 65	30

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2017

Hypertension	75
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	53
Depression	37
Chronic Kidney Disease	50
Asthma	13
Osteoperosis	20
Atrial Fibrilation	18
Heart Failure	50
Chronic Obstructive Pulmonary Disease	38
Diabetes	41
Dementia	21
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	805
inpatient care	674
outpatient care	131

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	157
Female	175

**Ethnicity**
Non-Hispanic White	257
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	92
85 and over	76
Less than 65	57

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2018

Hypertension	75
High Cholesterol	71
Stroke	14
Ischemic Heart Disease	56
Depression	38
Chronic Kidney Disease	60
Asthma	8
Osteoperosis	20
Atrial Fibrilation	24
Heart Failure	48
Chronic Obstructive Pulmonary Disease	39
Diabetes	44
Dementia	25
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2019 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	838
inpatient care	758
outpatient care	80

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	134
Female	164

**Ethnicity**
Non-Hispanic White	210
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	78
85 and over	58
Less than 65	58

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2019

Hypertension	75
High Cholesterol	64
Stroke	15
Ischemic Heart Disease	55
Depression	37
Chronic Kidney Disease	61
Asthma	8
Osteoperosis	14
Atrial Fibrilation	29
Heart Failure	49
Chronic Obstructive Pulmonary Disease	35
Diabetes	44
Dementia	28
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2020 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	671
inpatient care	605
outpatient care	66

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	101
Female	133

**Ethnicity**
Non-Hispanic White	178
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	55
85 and over	55
Less than 65	41

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2020

Hypertension	75
High Cholesterol	70
Stroke	11
Ischemic Heart Disease	57
Depression	44
Chronic Kidney Disease	61
Asthma	6
Osteoperosis	14
Atrial Fibrilation	20
Heart Failure	51
Chronic Obstructive Pulmonary Disease	36
Diabetes	44
Dementia	29
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	683
inpatient care	623
outpatient care	60

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	100
Female	123

**Ethnicity**
Non-Hispanic White	164
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	66
85 and over	43
Less than 65	37

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2021

Hypertension	75
High Cholesterol	71
Stroke	8
Ischemic Heart Disease	48
Depression	39
Chronic Kidney Disease	64
Asthma	10
Osteoperosis	19
Atrial Fibrilation	25
Heart Failure	47
Chronic Obstructive Pulmonary Disease	30
Diabetes	42
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2022 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	594
inpatient care	518
outpatient care	76

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	97
Female	121

**Ethnicity**
Non-Hispanic White	171
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	76
85 and over	39
Less than 65	30

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2022

Hypertension	75
High Cholesterol	75
Stroke	24
Ischemic Heart Disease	47
Depression	31
Chronic Kidney Disease	46
Asthma	16
Osteoperosis	26
Atrial Fibrilation	38
Heart Failure	50
Chronic Obstructive Pulmonary Disease	33
Diabetes	40
Dementia	22
Cancer	25

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND during 2023 were hospital care and inpatient care.

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

hospital care	647
inpatient care	647

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	90
Female	113

**Ethnicity**
Non-Hispanic White	157
Black	0
Hispanic	0
Asian	0
Other	0
Native American	35

**Age**
From 65 to 74	74
From 75 to 84	57
85 and over	47
Less than 65	25

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2023

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	40
Depression	31
Chronic Kidney Disease	47
Asthma	12
Osteoperosis	27
Atrial Fibrilation	35
Heart Failure	45
Chronic Obstructive Pulmonary Disease	34
Diabetes	42
Dementia	19
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Karen S. Tjaden, MD, AAFP for Medicare patients.

The highest averages for the top procedures that Dr. Karen S. Tjaden, MD, AAFP treated as a hospitalist in Bismarck, ND were hospital care, inpatient care, blood draw and outpatient care.

blood draw	244
doctor visit	388
hospital care	399
inpatient care	364
lab tests	41
nursing home care	50
outpatient care	82
preventive care	46
vaccines	43

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP.

**Gender**
Male	94
Female	132

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	151
Hispanic	0
Native American / Alaskan Native	2
Other	0

**Age**
75 to 84	60
85 and over	38
Less than 65	39
65 to 74	87

Average of Total of Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Karen S. Tjaden, MD, AAFP treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	63
High Cholesterol	54
Stroke	7
Ischemic Heart Disease	38
Depression	30
Chronic Kidney Disease	41
Asthma	11
Osteoporosis	14
Heart Failure	36
Chronic Obstructive Pulmonary Disease	29
Diabetes	33
Atrial Fibrillation	19
Cancer	11
Dementia	19

Education & Training

Dr. Karen S. Tjaden, MD, AAFP graduated from University of South Dakota, Sanford School of Medicine in 1998. She completed residency at University of Minnesota Affiliated Hospitals. She is certified by the Board Certification: Family Medicine and has a state license in North Dakota.

Medical School: University of South Dakota, Sanford School of Medicine (1998)

Residency: University of Minnesota Affiliated Hospitals

Board Certification: Board Certification: Family Medicine

Licensed In: North Dakota

Affiliations & Hospitals

Dr. Karen S. Tjaden, MD, AAFP is associated with these hospitals and organizations:

Monument Health

Sanford Health

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Karen S. Tjaden, MD, AAFP. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$353 SEROQUEL XR $128	FARXIGA $122	DUTOPROL $74	BYDUREON PEN $15	BYDUREON WEEKLY $13
E.R. Squibb & Sons, L.L.C.	$326 ELIQUIS $326
Novo Nordisk Inc	$254 Victoza $182	NovoLog $38	Tresiba $34
Boehringer Ingelheim Pharmaceuticals, Inc.	$228 JARDIANCE $193	Pradaxa $30	TRADJENTA $5
GlaxoSmithKline, LLC.	$200 ANORO $79	TANZEUM $62	BREO $23	$36
Other	$1,376 Injectafer $125	Tavneos $125	Vascepa $125	WATCHMAN $93	INVOKANA $76	Other $833

**Types of Payments**
Food and Beverage	$2,664
Education	$73

Biography

Dr. Karen Tjaden is a specialist in family medicine and hospital medicine (hospitalist). Dr. Tjaden studied medicine at the University of South Dakota, Sanford School of Medicine. Her residency was performed at Mayo Clinic and a hospital affiliated with the University of Minnesota. She is professionally affiliated with Monument Health and Sanford Bismarck.

Select Year:

Dr. Karen S. Tjaden, MD, AAFP

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Karen S. Tjaden, MD, AAFP 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. Karen S. Tjaden, MD, AAFP in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Karen S. Tjaden, MD, AAFP 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. Karen S. Tjaden, MD, AAFP From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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