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Dr. Keith Hershel Peterson, MD

Accepting New Patients

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Specializes in: Internal Medicine (Adult Medicine) and General Pediatrics

University of Minnesota Medical School

Professional interests include: hospice (end-of-life care)

402 E 2nd Street
Duluth, MN 55805

(218) 786-4000

Dr. Keith Hershel Peterson, MD is an internist in VIRGINIA, MN specializing in internal medicine (adult medicine) and general pediatrics. He graduated from University of Minnesota Medical School. Dr. Keith Hershel Peterson, MD is affiliated with Essentia Health.

Office Locations

901 9TH STREET NORTH
VIRGINIA, MN 55792

open_in_new

Essentia Health

402 E 2nd Street
Duluth, MN 55805

(218) 786-4000

open_in_new

In The News

“Dr. Keith Peterson, who specializes in hospice care and palliative medicine at Essentia Health-Virginia Medical Arts Clinic, testified that a lung capacity test score under 40 would qualify...”—"Iron Range man navigates complexities of life with ALS", Duluth News Tribune, August 2025

“The family is grateful to Dr. Bret Friday, nurses and staff at Essentia Health-Virginia; Dr. Lance Pagliaro and Dr. Aaron Potretzke at the Mayo Clinic in Rochester; and Dr. Keith Peterson, nurses...”—"Obituaries: September 1, 2023", The Timberjay, August 2023

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Keith Hershel Peterson, MD treated as an internist in VIRGINIA, MN during 2012 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Keith Hershel Peterson, MD for Medicare patients.

biological response modifier (BRM) therapy	18
blood draw	562
breast procedures	13
chemotherapy	18
diabetes management	180
doctor visit	922
lab tests	1844
minimally invasive procedures	18
nursing home care	99
preventive care	590
thoracic (chest) imaging	19
thyroid function tests	104
vaccines	53
women's imaging	13
X-rays	32

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Keith Hershel Peterson, MD treated as an internist in VIRGINIA, MN during 2013 were lab tests, blood draw, preventive care and diabetes management.

Volume of procedures performed by Dr. Keith Hershel Peterson, MD for Medicare patients.

blood draw	202
diabetes management	69
doctor visit	680
lab tests	644
nursing home care	52
preventive care	183
thyroid function tests	32

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Keith Hershel Peterson, MD.

**Gender**
Male	135
Female	171

**Age**
From 65 to 74	92
From 75 to 84	103
85 and over	67
Less than 65	44

Conditions of Medicare patients treated by Dr. Keith Hershel Peterson, MD in 2013

Hypertension	71
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	34
Depression	18
Chronic Kidney Disease	29
Asthma	0
Osteoperosis	8
Atrial Fibrilation	16
Heart Failure	22
Chronic Obstructive Pulmonary Disease	11
Diabetes	33
Dementia	11
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Keith Hershel Peterson, MD treated as an internist in VIRGINIA, MN during 2014 were nursing home care.

Volume of procedures performed by Dr. Keith Hershel Peterson, MD for Medicare patients.

doctor visit	213
nursing home care	17

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Keith Hershel Peterson, MD.

**Gender**
Male	69
Female	101

**Age**
From 65 to 74	51
From 75 to 84	51
85 and over	44
Less than 65	24

Conditions of Medicare patients treated by Dr. Keith Hershel Peterson, MD in 2014

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	39
Depression	23
Chronic Kidney Disease	37
Asthma	6
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	24
Chronic Obstructive Pulmonary Disease	15
Diabetes	37
Dementia	12
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2014

Volume of procedures performed by Dr. Keith Hershel Peterson, MD for Medicare patients.

The highest averages for the top procedures that Dr. Keith Hershel Peterson, MD treated as an internist in VIRGINIA, MN were lab tests, preventive care, blood draw and diabetes management.

biological response modifier (BRM) therapy	18
blood draw	382
breast procedures	13
chemotherapy	18
diabetes management	124
doctor visit	605
lab tests	1244
minimally invasive procedures	18
nursing home care	56
preventive care	386
thoracic (chest) imaging	19
thyroid function tests	68
vaccines	53
women's imaging	13
X-rays	32

Average Medicare Patient Data From 2012 - 2014

Information about Medicare patients treated by Dr. Keith Hershel Peterson, MD.

**Gender**
Female	90
Male	68

**Age**
85 and over	37
75 to 84	51
Less than 65	22
65 to 74	47

Average of Total of Conditions of Medicare patients treated by Dr. Keith Hershel Peterson, MD From 2012 - 2014

The highest averages of the most common conditions of Medicare patients that Dr. Keith Hershel Peterson, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	48
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	22
Asthma	2
Osteoporosis	5
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	23
Atrial Fibrillation	11
Dementia	7
Cancer	8

Education & Training

Dr. Keith Hershel Peterson, MD graduated from University of Minnesota Medical School. He completed residency at University of Minnesota Affiliated Hospitals. He is certified by the American Board of Internal Medicine - Internal Medicine American Board of Internal Medicine - Internal Medicine - Hospice and Palliative Medicine and has a state license in Wisconsin.

Medical School: University of Minnesota Medical School

Residency: University of Minnesota Affiliated Hospitals

Board Certification: American Board of Internal Medicine - Internal Medicine American Board of Internal Medicine - Internal Medicine - Hospice and Palliative Medicine

Licensed In: Wisconsin

Affiliations & Hospitals

Dr. Keith Hershel Peterson, MD is associated with these hospitals and organizations:

Essentia Health

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Biography

Dr. Keith Peterson's area of specialization is general pediatrics. In his practice, he is particularly interested in hospice (end-of-life care). Dr. Peterson is professionally affiliated with Essentia Health. He is a graduate of the University of Minnesota Medical School. Dr. Peterson's residency was performed at a hospital affiliated with the University of Minnesota. His practice in Virginia, MN is open to new patients as reported by Doctor.com.