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Dr. Simon John Warren, MD

(No ratings)

Specializes in: Dermatopathology
635 Barnhill Drive # A128
Indianapolis, IN 46202

Dr. Simon John Warren, MD is a dermatopathologist in Ann Arbor, MI specializing in dermatopathology. Dr. Simon John Warren, MD is affiliated with The Regents of the University of Michigan and University of Michigan Health.

View Doctor's Full Profile (317) 274-4806

Office Locations

University of Michigan Health

1500 E Medical Center Drive
Ann Arbor, MI 48109
(734) 936-4000
(734) 936-7361
open_in_new
635 Barnhill Drive # A128
Indianapolis, IN 46202
(317) 274-4806
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Noteworthy Medicare Patient Procedures Performed by Dr. Simon John Warren, MD in 2023

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

Top 25%

By Affordability:

immunohistochemistry test
lab tests
second opinions
slide consultation

In 2013, Dr. Simon John Warren, MD had a list price for immunohistochemistry (IHC) test, lab tests, second opinions, and slide consultation that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Michigan. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2013 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 882
second opinions 113

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 987
Female 987
Ethnicity
Non-Hispanic White 1847
Black 85
Hispanic 0
Asian 0
Other 25
Native American 0
Age
From 65 to 74 845
From 75 to 84 570
85 and over 277
Less than 65 282

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2013

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 65
High Cholesterol 54
Stroke 5
Ischemic Heart Disease 32
Depression 19
Chronic Kidney Disease 22
Asthma 6
Osteoperosis 6
Atrial Fibrilation 10
Heart Failure 15
Chronic Obstructive Pulmonary Disease 12
Diabetes 29
Dementia 7
Cancer 11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2014 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 493
second opinions 91

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 957
Female 968
Ethnicity
Non-Hispanic White 1792
Black 83
Hispanic 0
Asian 0
Other 26
Native American 0
Age
From 65 to 74 828
From 75 to 84 582
85 and over 254
Less than 65 261

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2014

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2014 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 65
High Cholesterol 55
Stroke 4
Ischemic Heart Disease 31
Depression 20
Chronic Kidney Disease 24
Asthma 6
Osteoperosis 6
Atrial Fibrilation 11
Heart Failure 14
Chronic Obstructive Pulmonary Disease 12
Diabetes 28
Dementia 7
Cancer 10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2015 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 297
second opinions 77

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 1850
Female 1790
Ethnicity
Non-Hispanic White 3430
Black 120
Hispanic 0
Asian 0
Other 48
Native American 0
Age
From 65 to 74 1576
From 75 to 84 1104
85 and over 504
Less than 65 456

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2015

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2015 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension 67
High Cholesterol 57
Stroke 4
Ischemic Heart Disease 31
Depression 23
Chronic Kidney Disease 28
Asthma 11
Osteoperosis 6
Atrial Fibrilation 11
Heart Failure 15
Chronic Obstructive Pulmonary Disease 13
Diabetes 30
Dementia 7
Cancer 10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2016 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 311
second opinions 65

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 950
Female 935
Ethnicity
Non-Hispanic White 1749
Black 82
Hispanic 0
Asian 0
Other 32
Native American 0
Age
From 65 to 74 842
From 75 to 84 555
85 and over 268
Less than 65 220

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2016

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2016 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 66
High Cholesterol 55
Stroke 4
Ischemic Heart Disease 30
Depression 20
Chronic Kidney Disease 31
Asthma 15
Osteoperosis 7
Atrial Fibrilation 10
Heart Failure 15
Chronic Obstructive Pulmonary Disease 12
Diabetes 29
Dementia 8
Cancer 9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2017 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 289
second opinions 74

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 767
Female 729
Ethnicity
Non-Hispanic White 1396
Black 40
Hispanic 0
Asian 0
Other 36
Native American 0
Age
From 65 to 74 682
From 75 to 84 467
85 and over 202
Less than 65 145

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2017

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2017 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 66
High Cholesterol 51
Stroke 3
Ischemic Heart Disease 30
Depression 21
Chronic Kidney Disease 32
Asthma 6
Osteoperosis 7
Atrial Fibrilation 11
Heart Failure 14
Chronic Obstructive Pulmonary Disease 12
Diabetes 29
Dementia 8
Cancer 12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2018 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 210
second opinions 30

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 588
Female 586
Ethnicity
Non-Hispanic White 1088
Black 39
Hispanic 0
Asian 0
Other 34
Native American 0
Age
From 65 to 74 557
From 75 to 84 369
85 and over 141
Less than 65 107

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2018

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2018 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 67
High Cholesterol 57
Stroke 4
Ischemic Heart Disease 32
Depression 23
Chronic Kidney Disease 33
Asthma 6
Osteoperosis 8
Atrial Fibrilation 14
Heart Failure 14
Chronic Obstructive Pulmonary Disease 12
Diabetes 28
Dementia 9
Cancer 12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2019 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 235
second opinions 43

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 757
Female 677
Ethnicity
Non-Hispanic White 1328
Black 38
Hispanic 0
Asian 0
Other 47
Native American 0
Age
From 65 to 74 661
From 75 to 84 481
85 and over 176
Less than 65 116

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2019

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2019 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 66
High Cholesterol 58
Stroke 3
Ischemic Heart Disease 31
Depression 22
Chronic Kidney Disease 32
Asthma 6
Osteoperosis 8
Atrial Fibrilation 11
Heart Failure 16
Chronic Obstructive Pulmonary Disease 13
Diabetes 26
Dementia 9
Cancer 13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2020 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 158
second opinions 58

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 535
Female 483
Ethnicity
Non-Hispanic White 937
Black 31
Hispanic 0
Asian 0
Other 39
Native American 0
Age
From 65 to 74 506
From 75 to 84 306
85 and over 128
Less than 65 78

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2020

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2020 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 64
High Cholesterol 57
Stroke 4
Ischemic Heart Disease 32
Depression 24
Chronic Kidney Disease 35
Asthma 5
Osteoperosis 8
Atrial Fibrilation 12
Heart Failure 17
Chronic Obstructive Pulmonary Disease 11
Diabetes 29
Dementia 7
Cancer 13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2021 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 159
second opinions 53

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 493
Female 534
Ethnicity
Non-Hispanic White 958
Black 0
Hispanic 0
Asian 0
Other 35
Native American 0
Age
From 65 to 74 507
From 75 to 84 324
85 and over 131
Less than 65 65

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2021

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2021 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension 65
High Cholesterol 58
Stroke 4
Ischemic Heart Disease 33
Depression 24
Chronic Kidney Disease 33
Asthma 8
Osteoperosis 9
Atrial Fibrilation 12
Heart Failure 16
Chronic Obstructive Pulmonary Disease 12
Diabetes 29
Dementia 8
Cancer 12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2022 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 152
second opinions 24

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 440
Female 433
Ethnicity
Non-Hispanic White 812
Black 0
Hispanic 0
Asian 0
Other 37
Native American 0
Age
From 65 to 74 428
From 75 to 84 295
85 and over 93
Less than 65 57

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2022

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2022 were hypertension, high cholesterol, chronic kidney disease and diabetes.

Hypertension 73
High Cholesterol 67
Stroke 6
Ischemic Heart Disease 25
Depression 23
Chronic Kidney Disease 30
Asthma 8
Osteoperosis 11
Atrial Fibrilation 18
Heart Failure 13
Chronic Obstructive Pulmonary Disease 12
Diabetes 26
Dementia 4
Cancer 18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI during 2023 were lab tests and second opinions.

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

lab tests 150
second opinions 20

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 408
Female 402
Ethnicity
Non-Hispanic White 756
Black 0
Hispanic 0
Asian 0
Other 38
Native American 0
Age
From 65 to 74 378
From 75 to 84 300
85 and over 97
Less than 65 35

Conditions of Medicare patients treated by Dr. Simon John Warren, MD in 2023

The most common conditions of Medicare patients that Dr. Simon John Warren, MD treated during 2023 were high cholesterol, hypertension, chronic kidney disease and diabetes.

Hypertension 73
High Cholesterol 73
Stroke 5
Ischemic Heart Disease 25
Depression 21
Chronic Kidney Disease 28
Asthma 8
Osteoperosis 14
Atrial Fibrilation 18
Heart Failure 13
Chronic Obstructive Pulmonary Disease 11
Diabetes 26
Dementia 5
Cancer 16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Simon John Warren, MD for Medicare patients.

The highest averages for the top procedures that Dr. Simon John Warren, MD treated as a dermatopathologist in Ann Arbor, MI were lab tests and second opinions.

lab tests 303
second opinions 58

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Simon John Warren, MD.

Gender
Male 793
Female 774
Ethnicity
Black / African American 47
Asian / Pacific Islander 0
Non-Hispanic White 1463
Hispanic 0
Native American / Alaskan Native 0
Other 36
Age
75 to 84 486
85 and over 206
Less than 65 165
65 to 74 710

Average of Total of Conditions of Medicare patients treated by Dr. Simon John Warren, MD From 2013 - 2023

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

Hypertension 67
High Cholesterol 58
Stroke 4
Ischemic Heart Disease 30
Depression 21
Chronic Kidney Disease 29
Asthma 7
Osteoporosis 8
Heart Failure 14
Chronic Obstructive Pulmonary Disease 12
Diabetes 28
Atrial Fibrillation 12
Dementia 7
Cancer 12

Education & Training

He completed residency at Medical College of Wisconsin Affiliated Hospitals. He is certified by the Board Certification: Dermatopathology and has a state license in Indiana.

Residency: Medical College of Wisconsin Affiliated Hospitals (1998)

Board Certification: Board Certification: Dermatopathology

Licensed In: Indiana

Affiliations & Hospitals

Dr. Simon John Warren, MD is associated with these hospitals and organizations:

The Regents of the University of Michigan
University of Michigan Health

Ratings & Reviews

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General Payments

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

Payments by Company
Eli Lilly and Company $11,920
$11,920
Agilent Technologies, Inc. $134 Omnis
$134
Types of Payments
Consulting Fee $11,920
Food and Beverage $134

Biography

Dr. Simon Warren specializes in dermatopathology and practices in Ann Arbor, MI. Dr. Warren completed his residency training at a hospital affiliated with Medical College of Wisconsin. He is affiliated with the University of Michigan Health.

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