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Home > IL Providers > Internists & Internal Medicine Doctors

Dr. Jonathan R. Brown, MD

(130 Ratings)

Specializes in: Internal Medicine (Adult Medicine)

Northwestern University, Feinberg School of Medicine (1994)

Professional interests include: Pap test

49 S. Waukegan Road Suite 100
Deerfield, IL 60015

(847) 945-4575

Dr. Jonathan R. Brown, MD is an internist in Deerfield, IL specializing in internal medicine (adult medicine). He graduated from Northwestern University, Feinberg School of Medicine in 1994 and has 32 years of experience. Dr. Jonathan R. Brown, MD is affiliated with Endeavor Health.

Office Locations

Endeavor Health

49 S. Waukegan Road Suite 100
Deerfield, IL 60015

(847) 945-4575

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Noteworthy Medicare Patient Procedures Performed by Dr. Jonathan R. Brown, MD in 2023

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

Top 25%

By Volume:

Welcome to Medicare visit

In 2012, Dr. Jonathan R. Brown, MD performed more Welcome to Medicare visit (initial preventive physical exam) procedures for Medicare patients than 75% of providers in related specialties within Illinois.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	849

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	865

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	215
Female	214

**Ethnicity**
Non-Hispanic White	403
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	142
85 and over	78
Less than 65	20

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2013

Hypertension	57
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	26
Depression	15
Chronic Kidney Disease	16
Asthma	6
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2014 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	915
preventive care	11

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	236
Female	231

**Ethnicity**
Non-Hispanic White	428
Black	0
Hispanic	0
Asian	11
Other	13
Native American	0

**Age**
From 65 to 74	212
From 75 to 84	151
85 and over	75
Less than 65	29

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2014

Hypertension	54
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	29
Depression	14
Chronic Kidney Disease	17
Asthma	4
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	24
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2015 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	770
preventive care	17

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	448
Female	426

**Ethnicity**
Non-Hispanic White	814
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	432
From 75 to 84	244
85 and over	144
Less than 65	54

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2015

Hypertension	44
High Cholesterol	38
Stroke	0
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	16
Asthma	6
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	7
Diabetes	21
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2016 were preventive care and ear procedures.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	814
ear procedures	17
preventive care	19

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	264
Female	236

**Ethnicity**
Non-Hispanic White	459
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	254
From 75 to 84	147
85 and over	79
Less than 65	20

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2016

Hypertension	47
High Cholesterol	42
Stroke	2
Ischemic Heart Disease	28
Depression	13
Chronic Kidney Disease	16
Asthma	8
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	21
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2017 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	830
preventive care	24

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	310
Female	282

**Ethnicity**
Non-Hispanic White	539
Black	0
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	181
85 and over	93
Less than 65	20

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2017

Hypertension	49
High Cholesterol	37
Stroke	4
Ischemic Heart Disease	28
Depression	16
Chronic Kidney Disease	18
Asthma	3
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2018 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	765
preventive care	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	315
Female	258

**Ethnicity**
Non-Hispanic White	515
Black	0
Hispanic	0
Asian	16
Other	30
Native American	0

**Age**
From 65 to 74	276
From 75 to 84	177
85 and over	101
Less than 65	19

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2018

Hypertension	49
High Cholesterol	46
Stroke	3
Ischemic Heart Disease	29
Depression	15
Chronic Kidney Disease	19
Asthma	4
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	22
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2019 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	822
preventive care	23

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	399
Female	259

**Ethnicity**
Non-Hispanic White	600
Black	0
Hispanic	0
Asian	16
Other	30
Native American	0

**Age**
From 65 to 74	288
From 75 to 84	235
85 and over	118
Less than 65	17

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2019

Hypertension	53
High Cholesterol	56
Stroke	5
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	22
Dementia	8
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2020 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	585
preventive care	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	362
Female	220

**Ethnicity**
Non-Hispanic White	523
Black	0
Hispanic	0
Asian	15
Other	33
Native American	0

**Age**
From 65 to 74	271
From 75 to 84	212
85 and over	86
Less than 65	13

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2020

Hypertension	51
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	24
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2021 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	701
preventive care	17

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	412
Female	255

**Ethnicity**
Non-Hispanic White	605
Black	0
Hispanic	0
Asian	20
Other	29
Native American	0

**Age**
From 65 to 74	313
From 75 to 84	229
85 and over	107
Less than 65	18

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2021

Hypertension	52
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	33
Depression	16
Chronic Kidney Disease	26
Asthma	4
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	12
Chronic Obstructive Pulmonary Disease	6
Diabetes	23
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL during 2022 were preventive care.

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

doctor visit	701
preventive care	18

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	417
Female	236

**Ethnicity**
Non-Hispanic White	590
Black	0
Hispanic	0
Asian	16
Other	33
Native American	0

**Age**
From 65 to 74	304
From 75 to 84	233
85 and over	103
Less than 65	13

Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD in 2022

Hypertension	66
High Cholesterol	73
Stroke	6
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	13
Atrial Fibrilation	17
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	23
Dementia	4
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Jonathan R. Brown, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jonathan R. Brown, MD treated as an internist in Deerfield, IL were preventive care and ear procedures.

doctor visit	783
ear procedures	17
preventive care	18

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Jonathan R. Brown, MD.

**Gender**
Male	307
Female	237

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	8
Non-Hispanic White	497
Native American / Alaskan Native	0
Hispanic	0
Other	19

**Age**
75 to 84	177
85 and over	89
Less than 65	20
65 to 74	257

Average of Total of Conditions of Medicare patients treated by Dr. Jonathan R. Brown, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Jonathan R. Brown, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	47
High Cholesterol	44
Stroke	2
Ischemic Heart Disease	26
Depression	13
Chronic Kidney Disease	17
Asthma	4
Osteoporosis	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	7
Diabetes	20
Atrial Fibrillation	10
Cancer	11
Dementia	6

Education & Training

Dr. Jonathan R. Brown, MD graduated from Northwestern University, Feinberg School of Medicine in 1994. He completed residency at Internal Medicine NorthShore University HealthSystem. He is certified by the American Board of Internal Medicine and has a state license in Illinois.

Medical School: Northwestern University, Feinberg School of Medicine (1994)

Residency: Internal Medicine NorthShore University HealthSystem (1997)

Board Certification: American Board of Internal Medicine (1997)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Jonathan R. Brown, MD is associated with these hospitals and organizations:

Endeavor Health

Ratings & Reviews

Dr. Jonathan R. Brown, MD has an exceptional overall rating with an average of 4.89 out of 5 stars based on 130 ratings. We collect ratings and reviews of Dr. Jonathan R. Brown, MD from all over the web to help you find the right in Deerfield, IL.

4.89

Overall Rating

(130 Ratings)

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$337 FARXIGA $200	CRESTOR $77	ONGLYZA $38	SYMBICORT $22
FOREST PHARMACEUTICALS, INC.	$108 LINZESS $40	DALIRESP $37	VIIBRYD $16	BYSTOLIC $15
Novo Nordisk Inc	$97 Victoza $50	Levemir $47
Janssen Pharmaceuticals, Inc	$88 XARELTO $48	INVOKANA $41
E.R. Squibb & Sons, L.L.C.	$64 BYDUREON $38	ELIQUIS $26
Other	$544 Osphena $41	Androgel $37	BOTOX $36	Vesicare $34	ELIQUIS $33	Other $363

**Types of Payments**
Food and Beverage	$1,188
Education	$51

Biography

Areas of particular interest for Dr. Jonathan Brown include pap test and internal medicine. He is professionally affiliated with Endeavor Health. Dr. Brown attended medical school at Northwestern University, Feinberg School of Medicine. The average patient rating for Dr. Brown is 5.0 stars (out of 5).