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Dr. Felix J. Ling, MD

Accepting New Patients

(Felix J. Ling, MD)

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Specializes in: Physician and Critical Care (Intensive Care Medicine)

Northwestern University, Feinberg School of Medicine (2004)

25 N Winfield Road Suite 202
Winfield, IL 60190

(630) 933-4700

Dr. Felix J. Ling, MD is a physician provider in Winfield, IL specializing in physician and critical care (intensive care medicine). He graduated from Northwestern University, Feinberg School of Medicine in 2004 and has 22 years of experience. Dr. Felix J. Ling, MD is affiliated with Northwestern Medicine and Northwestern Medicine Regional Medical Group.

Office Locations

25 N Winfield Road Suite 202
Winfield, IL 60190

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300 Randall Road
Geneva, IL 60134

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2012 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	27
tracheal (windpipe) procedures	12

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2013 were tracheal (windpipe) procedures and catheterization.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	23
tracheal (windpipe) procedures	30

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	110
Female	123

**Ethnicity**
Non-Hispanic White	206
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	77
85 and over	45
Less than 65	32

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2013

Hypertension	75
High Cholesterol	73
Stroke	28
Ischemic Heart Disease	59
Depression	47
Chronic Kidney Disease	61
Asthma	13
Osteoperosis	16
Atrial Fibrilation	42
Heart Failure	55
Chronic Obstructive Pulmonary Disease	34
Diabetes	42
Dementia	22
Cancer	19

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2014 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	35
tracheal (windpipe) procedures	29

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	131
Female	123

**Ethnicity**
Non-Hispanic White	212
Black	0
Hispanic	11
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	85
From 75 to 84	90
85 and over	48
Less than 65	31

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2014

Hypertension	75
High Cholesterol	71
Stroke	27
Ischemic Heart Disease	52
Depression	39
Chronic Kidney Disease	59
Asthma	10
Osteoperosis	13
Atrial Fibrilation	37
Heart Failure	52
Chronic Obstructive Pulmonary Disease	29
Diabetes	43
Dementia	28
Cancer	22

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2015 were tracheal (windpipe) procedures and catheterization.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	27
tracheal (windpipe) procedures	28

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	216
Female	196

**Ethnicity**
Non-Hispanic White	370
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	156
85 and over	82
Less than 65	42

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2015

Hypertension	75
High Cholesterol	72
Stroke	27
Ischemic Heart Disease	61
Depression	42
Chronic Kidney Disease	67
Asthma	28
Osteoperosis	13
Atrial Fibrilation	38
Heart Failure	57
Chronic Obstructive Pulmonary Disease	41
Diabetes	43
Dementia	28
Cancer	19

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2016 were tracheal (windpipe) procedures and catheterization.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	31
tracheal (windpipe) procedures	33

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	96
Female	94

**Ethnicity**
Non-Hispanic White	167
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	62
85 and over	34
Less than 65	22

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2016

Hypertension	75
High Cholesterol	69
Stroke	31
Ischemic Heart Disease	62
Depression	34
Chronic Kidney Disease	66
Asthma	33
Osteoperosis	15
Atrial Fibrilation	36
Heart Failure	52
Chronic Obstructive Pulmonary Disease	32
Diabetes	46
Dementia	26
Cancer	23

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2017 were tracheal (windpipe) procedures and catheterization.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	21
tracheal (windpipe) procedures	24

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	94
Female	84

**Ethnicity**
Non-Hispanic White	153
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	52
From 75 to 84	66
85 and over	36
Less than 65	24

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2017

Hypertension	75
High Cholesterol	70
Stroke	31
Ischemic Heart Disease	58
Depression	46
Chronic Kidney Disease	66
Asthma	11
Osteoperosis	12
Atrial Fibrilation	38
Heart Failure	56
Chronic Obstructive Pulmonary Disease	29
Diabetes	43
Dementia	33
Cancer	20

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2018 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	24
tracheal (windpipe) procedures	23

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	69
Female	84

**Ethnicity**
Non-Hispanic White	140
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	46
From 75 to 84	58
85 and over	27
Less than 65	22

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2018

Hypertension	75
High Cholesterol	72
Stroke	25
Ischemic Heart Disease	50
Depression	48
Chronic Kidney Disease	56
Asthma	10
Osteoperosis	16
Atrial Fibrilation	31
Heart Failure	50
Chronic Obstructive Pulmonary Disease	35
Diabetes	39
Dementia	33
Cancer	20

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2019 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	19
tracheal (windpipe) procedures	16

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	78
Female	58

**Age**
From 65 to 74	39
From 75 to 84	59
85 and over	25
Less than 65	13

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	27
Ischemic Heart Disease	61
Depression	43
Chronic Kidney Disease	70
Asthma	0
Osteoperosis	13
Atrial Fibrilation	43
Heart Failure	59
Chronic Obstructive Pulmonary Disease	31
Diabetes	46
Dementia	36
Cancer	19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2020 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	26
tracheal (windpipe) procedures	14

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	61
Female	83

**Ethnicity**
Non-Hispanic White	124
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	55
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	22
Ischemic Heart Disease	66
Depression	45
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	17
Atrial Fibrilation	33
Heart Failure	60
Chronic Obstructive Pulmonary Disease	36
Diabetes	53
Dementia	38
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2021 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	25
tracheal (windpipe) procedures	14

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	65
Female	76

**Ethnicity**
Non-Hispanic White	127
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	42
From 75 to 84	57
85 and over	27
Less than 65	15

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	30
Ischemic Heart Disease	57
Depression	48
Chronic Kidney Disease	66
Asthma	11
Osteoperosis	9
Atrial Fibrilation	26
Heart Failure	53
Chronic Obstructive Pulmonary Disease	26
Diabetes	52
Dementia	35
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2022 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	25
tracheal (windpipe) procedures	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	67
Female	47

**Age**
From 65 to 74	46
From 75 to 84	41
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	35
Ischemic Heart Disease	55
Depression	40
Chronic Kidney Disease	47
Asthma	11
Osteoperosis	20
Atrial Fibrilation	39
Heart Failure	55
Chronic Obstructive Pulmonary Disease	35
Diabetes	42
Dementia	25
Cancer	25

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2023 were catheterization and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	16
tracheal (windpipe) procedures	11

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	45
Female	48

**Age**
From 65 to 74	34
From 75 to 84	37
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	38
Ischemic Heart Disease	49
Depression	33
Chronic Kidney Disease	46
Asthma	17
Osteoperosis	18
Atrial Fibrilation	37
Heart Failure	41
Chronic Obstructive Pulmonary Disease	23
Diabetes	38
Dementia	23
Cancer	24

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL during 2024 were catheterization.

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

catheterization	15

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Male	51
Female	37

**Ethnicity**
Non-Hispanic White	74
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	28
From 75 to 84	41
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Felix J. Ling, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	33
Ischemic Heart Disease	59
Depression	42
Chronic Kidney Disease	53
Asthma	0
Osteoperosis	19
Atrial Fibrilation	51
Heart Failure	57
Chronic Obstructive Pulmonary Disease	30
Diabetes	53
Dementia	28
Cancer	27

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Felix J. Ling, MD for Medicare patients.

The highest averages for the top procedures that Dr. Felix J. Ling, MD treated as a physician provider in Winfield, IL were catheterization and tracheal (windpipe) procedures.

catheterization	24
tracheal (windpipe) procedures	20

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Felix J. Ling, MD.

**Gender**
Female	81
Male	83

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	1
Non-Hispanic White	121
Native American / Alaskan Native	0
Hispanic	2
Other	0

**Age**
85 and over	24
75 to 84	61
Less than 65	15
65 to 74	54

Average of Total of Conditions of Medicare patients treated by Dr. Felix J. Ling, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	67
Stroke	27
Ischemic Heart Disease	53
Depression	39
Chronic Kidney Disease	56
Asthma	12
Osteoporosis	13
Heart Failure	49
Chronic Obstructive Pulmonary Disease	29
Diabetes	41
Atrial Fibrillation	34
Dementia	27
Cancer	19

Education & Training

Dr. Felix J. Ling, MD graduated from Northwestern University, Feinberg School of Medicine in 2004. He completed residency at Loyola University Affiliated Hospitals. He is certified by the American Board of Internal Medicine - Internal Medicine (Certified) and has a state license in Illinois.

Medical School: Northwestern University, Feinberg School of Medicine (2004)

Residency: Loyola University Affiliated Hospitals (2007)

Board Certification: American Board of Internal Medicine - Internal Medicine (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Felix J. Ling, MD is associated with these hospitals and organizations:

Northwestern Medicine

Northwestern Medicine Regional Medical Group

Ratings & Reviews

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Biography

Dr. Felix Ling's areas of specialization are physician and critical care (intensive care medicine). He is professionally affiliated with Northwestern Medicine Central DuPage Hospital and Delnor Hospital. Yext reports that he is accepting new patients at his office in Winfield, IL. Dr. Ling attended medical school at Northwestern University, Feinberg School of Medicine. Dr. Ling trained at a hospital affiliated with Loyola University for residency.