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Dr. Leroy S. Thomson III, MD

(Dr. Leroy Stewart Thomson III, M.D.)

(No ratings)

Specializes in: Anesthesiology
Rosalind Franklin University of Medicine and Science, Chicago Medical School
450 W Highway 22
Barrington, IL 60010

Dr. Leroy S. Thomson III, MD is an anesthesiologist in Barrington, IL specializing in anesthesiology. He graduated from Rosalind Franklin University of Medicine and Science, Chicago Medical School. Dr. Leroy S. Thomson III, MD is affiliated with Advocate Health Care.

View Doctor's Full Profile (847) 967-8098

Office Locations

Advocate Health Care

450 W Highway 22
Barrington, IL 60010
(847) 967-8098
open_in_new
450 W Il Route 22
Barrington, IL 60010
(224) 465-3288
open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Leroy S. Thomson III, MD treated as an anesthesiologist in Barrington, IL during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leroy S. Thomson III, MD for Medicare patients.

hospital care 13
inpatient care 13

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Leroy S. Thomson III, MD treated as an anesthesiologist in Barrington, IL during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Leroy S. Thomson III, MD for Medicare patients.

hospital care 11
inpatient care 11

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 134
Female 126
Ethnicity
Non-Hispanic White 242
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 126
From 75 to 84 92
85 and over 28
Less than 65 14

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2013

Hypertension 75
High Cholesterol 68
Stroke 8
Ischemic Heart Disease 35
Depression 22
Chronic Kidney Disease 29
Asthma 8
Osteoperosis 8
Atrial Fibrilation 19
Heart Failure 18
Chronic Obstructive Pulmonary Disease 18
Diabetes 29
Dementia 10
Cancer 18

Medicare Procedure and Patient Information

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 125
Female 112
Ethnicity
Non-Hispanic White 226
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 113
From 75 to 84 89
85 and over 22
Less than 65 13

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2014

Hypertension 75
High Cholesterol 70
Stroke 5
Ischemic Heart Disease 36
Depression 19
Chronic Kidney Disease 30
Asthma 7
Osteoperosis 5
Atrial Fibrilation 12
Heart Failure 18
Chronic Obstructive Pulmonary Disease 20
Diabetes 27
Dementia 11
Cancer 22

Medicare Procedure and Patient Information

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 230
Female 278
Ethnicity
Non-Hispanic White 478
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 268
From 75 to 84 158
85 and over 50
Less than 65 32

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2015

Hypertension 74
High Cholesterol 62
Stroke 7
Ischemic Heart Disease 37
Depression 17
Chronic Kidney Disease 33
Asthma 18
Osteoperosis 6
Atrial Fibrilation 16
Heart Failure 21
Chronic Obstructive Pulmonary Disease 21
Diabetes 32
Dementia 7
Cancer 19

Medicare Procedure and Patient Information

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 126
Female 172
Ethnicity
Non-Hispanic White 278
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 151
From 75 to 84 90
85 and over 32
Less than 65 25

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2016

Hypertension 72
High Cholesterol 62
Stroke 6
Ischemic Heart Disease 32
Depression 20
Chronic Kidney Disease 26
Asthma 23
Osteoperosis 6
Atrial Fibrilation 11
Heart Failure 16
Chronic Obstructive Pulmonary Disease 19
Diabetes 24
Dementia 8
Cancer 14

Medicare Procedure and Patient Information

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 133
Female 132
Ethnicity
Non-Hispanic White 247
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 152
From 75 to 84 76
85 and over 17
Less than 65 20

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2017

Hypertension 75
High Cholesterol 53
Stroke 6
Ischemic Heart Disease 33
Depression 15
Chronic Kidney Disease 32
Asthma 8
Osteoperosis 4
Atrial Fibrilation 15
Heart Failure 19
Chronic Obstructive Pulmonary Disease 16
Diabetes 31
Dementia 8
Cancer 16

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 136
Female 153
Ethnicity
Non-Hispanic White 271
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 146
From 75 to 84 104
85 and over 24
Less than 65 15

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2018

Hypertension 74
High Cholesterol 65
Stroke 4
Ischemic Heart Disease 29
Depression 23
Chronic Kidney Disease 33
Asthma 7
Osteoperosis 7
Atrial Fibrilation 19
Heart Failure 24
Chronic Obstructive Pulmonary Disease 19
Diabetes 30
Dementia 13
Cancer 17

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 105
Female 131
Ethnicity
Non-Hispanic White 225
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 113
From 75 to 84 76
85 and over 28
Less than 65 19

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2019

Hypertension 74
High Cholesterol 64
Stroke 9
Ischemic Heart Disease 42
Depression 25
Chronic Kidney Disease 40
Asthma 9
Osteoperosis 9
Atrial Fibrilation 17
Heart Failure 28
Chronic Obstructive Pulmonary Disease 23
Diabetes 31
Dementia 11
Cancer 19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Leroy S. Thomson III, MD treated as an anesthesiologist in Barrington, IL during 2020 were nerve block and injections.

Volume of procedures performed by Dr. Leroy S. Thomson III, MD for Medicare patients.

injections 12
nerve block 12

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 121
Female 140
Ethnicity
Non-Hispanic White 247
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 119
From 75 to 84 98
85 and over 28
Less than 65 16

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2020

Hypertension 75
High Cholesterol 74
Stroke 7
Ischemic Heart Disease 42
Depression 19
Chronic Kidney Disease 42
Asthma 8
Osteoperosis 9
Atrial Fibrilation 15
Heart Failure 23
Chronic Obstructive Pulmonary Disease 22
Diabetes 28
Dementia 10
Cancer 22

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Leroy S. Thomson III, MD treated as an anesthesiologist in Barrington, IL during 2021 were nerve block and injections.

Volume of procedures performed by Dr. Leroy S. Thomson III, MD for Medicare patients.

injections 24
nerve block 24

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 124
Female 123
Ethnicity
Non-Hispanic White 219
Black 0
Hispanic 0
Asian 0
Other 12
Native American 0
Age
From 65 to 74 127
From 75 to 84 91
85 and over 18
Less than 65 11

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2021

Hypertension 75
High Cholesterol 75
Stroke 6
Ischemic Heart Disease 43
Depression 26
Chronic Kidney Disease 40
Asthma 11
Osteoperosis 10
Atrial Fibrilation 17
Heart Failure 26
Chronic Obstructive Pulmonary Disease 19
Diabetes 34
Dementia 9
Cancer 18

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Leroy S. Thomson III, MD treated as an anesthesiologist in Barrington, IL during 2022 were nerve block and injections.

Volume of procedures performed by Dr. Leroy S. Thomson III, MD for Medicare patients.

injections 14
nerve block 14

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 125
Female 136
Ethnicity
Non-Hispanic White 243
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 121
From 75 to 84 103
85 and over 25
Less than 65 12

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2022

Hypertension 75
High Cholesterol 75
Stroke 15
Ischemic Heart Disease 41
Depression 32
Chronic Kidney Disease 30
Asthma 10
Osteoperosis 15
Atrial Fibrilation 25
Heart Failure 23
Chronic Obstructive Pulmonary Disease 20
Diabetes 31
Dementia 11
Cancer 27

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Leroy S. Thomson III, MD treated as an anesthesiologist in Barrington, IL during 2023 were nerve block and injections.

Volume of procedures performed by Dr. Leroy S. Thomson III, MD for Medicare patients.

injections 14
nerve block 14

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 115
Female 150
Ethnicity
Non-Hispanic White 245
Black 0
Hispanic 0
Asian 0
Other 0
Native American 0
Age
From 65 to 74 115
From 75 to 84 121
85 and over 0
Less than 65 0

Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD in 2023

Hypertension 75
High Cholesterol 75
Stroke 8
Ischemic Heart Disease 36
Depression 28
Chronic Kidney Disease 26
Asthma 14
Osteoperosis 15
Atrial Fibrilation 20
Heart Failure 21
Chronic Obstructive Pulmonary Disease 22
Diabetes 32
Dementia 12
Cancer 26

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Leroy S. Thomson III, MD for Medicare patients.

The highest averages for the top procedures that Dr. Leroy S. Thomson III, MD treated as an anesthesiologist in Barrington, IL were nerve block, injections, hospital care and inpatient care.

hospital care 12
injections 16
inpatient care 12
nerve block 16

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Leroy S. Thomson III, MD.

Gender
Male 122
Female 137
Ethnicity
Black / African American 0
Asian / Pacific Islander 0
Non-Hispanic White 243
Hispanic 0
Native American / Alaskan Native 0
Other 1
Age
75 to 84 91
85 and over 22
Less than 65 14
65 to 74 129

Average of Total of Conditions of Medicare patients treated by Dr. Leroy S. Thomson III, MD From 2012 - 2023

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

Hypertension 68
High Cholesterol 61
Stroke 6
Ischemic Heart Disease 33
Depression 20
Chronic Kidney Disease 30
Asthma 10
Osteoporosis 7
Heart Failure 19
Chronic Obstructive Pulmonary Disease 18
Diabetes 27
Atrial Fibrillation 15
Cancer 18
Dementia 9

Education & Training

Dr. Leroy S. Thomson III, MD graduated from Rosalind Franklin University of Medicine and Science, Chicago Medical School. He completed residency at Northwestern University Affiliated Hospitals. He is certified by the American Board of Anesthesiology and has a state license in Illinois.

Medical School: Rosalind Franklin University of Medicine and Science, Chicago Medical School

Residency: Northwestern University Affiliated Hospitals

Board Certification: American Board of Anesthesiology

Licensed In: Illinois

Affiliations & Hospitals

Dr. Leroy S. Thomson III, MD is associated with these hospitals and organizations:

Advocate Health Care

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Leroy S. Thomson III, MD appears to accept the following insurance providers: CIGNA Choice Fund PPO, United Healthcare Select Plus POS, United Healthcare Select HMO, United Healthcare Select EPO, United Healthcare Options PPO, United Healthcare Indemnity, Aetna POS, TRICARE Prime, Aetna QPOS, Aetna Open Choice PPO, Aetna Open Access HMO, Aetna Medicare HMO, Golden Rule, TRICARE, Coventry, Aetna Open Access Aetna Select, Aetna Select, Aetna EPO, Aetna HMO, Blue Advantage PPO, Aetna Medicare PPO, United Healthcare Select Plus HMO, United Healthcare Choice Plus PPO, AARP, Medicare Advantage, Humana Medicare Choice PPO, United Healthcare Choice Plus HMO, Blue Cross PPO, Blue Advantage HMO, Blue Cross Medicare Advantage PPO, Coventry PPO, United Healthcare, Medicaid, Humana, Cigna, United Healthcare Navigate HMO, First Health, HealthLink PPO, HFN EPO, HFN PPO, HFN Platinum EPO, HFN, PHCS PPO, MultiPlan PPO, SEIU - Local 4 PPO, Union Medical (Local 1546) HMO, Aetna Medicare Prime HMO-POS, Union Medical Care PPO, Aetna Elect Choice HMO (includes Aetna Health Funds), AAH UMR Select - Team Member Plan, Aetna Medicare POS, Aetna State of Illinois Open Access Plus, Aetna Open Choice POS, Health Services and Technology, HST Care Connect PPO, Aetna Open Choice PPO - State of Illinois - SOI, United Surest (previously Bind), Aetna Managed Choice (MC) POS, Union Health Services, Inc., Aetna Open Choice POS II, Aetna State of Illinois PPO, Aetna Health Network Option, Health Services and Technology, HST Care Connect EPO, AAH UMR Preferred - Team Member Plan, Aetna Signature Administrators PPO (ASA or SRC) PPO, Aetna Upfront Advantage, Aetna Signature Administrators PPO, SEIU - Local 4 HMO, Aetna Open Access Elect Choice (includes Aetna Health Funds), Aetna NAP - PPO, Aetna Value Performance Network, Aetna Premier Care Plus Network, Blue Cross Community MMAI, BlueCare Direct HMO, Aetna Health Network Only, Aetna Premier Care Network, Blue Cross Medicare Supplement PPO and SIHO PPO.

Insurance Accepted by Provider includes:

According to our sources, Dr. Leroy S. Thomson III, MD accepts the following insurance providers:

CIGNA Choice Fund PPO
United Healthcare Select Plus POS
United Healthcare Select HMO
United Healthcare Select EPO
United Healthcare Options PPO
United Healthcare Indemnity
Aetna POS
TRICARE Prime
Aetna QPOS
Aetna Open Choice PPO
Aetna Open Access HMO
Aetna Medicare HMO
Golden Rule
TRICARE
Coventry
Aetna Open Access Aetna Select
Aetna Select
Aetna EPO
Aetna HMO
Blue Advantage PPO
Aetna Medicare PPO
United Healthcare Select Plus HMO
United Healthcare Choice Plus PPO
AARP
Medicare Advantage
Humana Medicare Choice PPO
United Healthcare Choice Plus HMO
Blue Cross PPO
Blue Advantage HMO
Blue Cross Medicare Advantage PPO
Coventry PPO
United Healthcare
Medicaid
Humana
Cigna
United Healthcare Navigate HMO
First Health
HealthLink PPO
HFN EPO
HFN PPO
HFN Platinum EPO
HFN
PHCS PPO
MultiPlan PPO
SEIU - Local 4 PPO
Union Medical (Local 1546) HMO
Aetna Medicare Prime HMO-POS
Union Medical Care PPO
Aetna Elect Choice HMO (includes Aetna Health Funds)
AAH UMR Select - Team Member Plan
Aetna Medicare POS
Aetna State of Illinois Open Access Plus
Aetna Open Choice POS
Health Services and Technology, HST Care Connect PPO
Aetna Open Choice PPO - State of Illinois - SOI
United Surest (previously Bind)
Aetna Managed Choice (MC) POS
Union Health Services, Inc.
Aetna Open Choice POS II
Aetna State of Illinois PPO
Aetna Health Network Option
Health Services and Technology, HST Care Connect EPO
AAH UMR Preferred - Team Member Plan
Aetna Signature Administrators PPO (ASA or SRC) PPO
Aetna Upfront Advantage
Aetna Signature Administrators PPO
SEIU - Local 4 HMO
Aetna Open Access Elect Choice (includes Aetna Health Funds)
Aetna NAP - PPO
Aetna Value Performance Network
Aetna Premier Care Plus Network
Blue Cross Community MMAI
BlueCare Direct HMO
Aetna Health Network Only
Aetna Premier Care Network
Blue Cross Medicare Supplement PPO
SIHO PPO

Ratings & Reviews

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General Payments

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

Payments by Company
Baxter Healthcare $2,586 Fluid Systems - Research Devel
$2,490 		Specialty Pharmaceuticals - TRANS DERM SCOP
$96
GE Healthcare $750
$750
AbbVie, Inc. $78 Humira
$67 		Ultane
$10
Edwards Lifesciences Corporation $31 EV1000 Clinical Platform
$31
Cadence Pharmaceuticals, Inc. $29 OFIRMEV
$29
Other $91 Kcentra
$21 		BIS
$19 		STELARA
$15 		Ultiva
$12 		BRIDION
$11 		Other
$13
Types of Payments
Consulting Fee $3,240
Food and Beverage $325

Biography

Dr. Leroy Thomson's medical specialty is anesthesiology. He is affiliated with Advocate Good Shepherd Hospital. After completing medical school at Rosalind Franklin University of Medicine and Science, Chicago Medical School, he performed his residency at a hospital affiliated with Northwestern University. Dr. Thomson seems to honor Aetna EPO, Blue California, and Coventry, as well as other insurance carriers.

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