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Dr. Charles A. Longdon, DO

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(Charles A. Longdon, DO)

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Specializes in: Physician and Emergency Medicine

Western University of Health Sciences, College of Osteopathic Medicine of the Pacific (1998)

10400 Haligus Road
Huntley, IL 60142

(224) 654-0100

Dr. Charles A. Longdon, DO is a physician provider in Huntley, IL specializing in physician and emergency medicine. He graduated from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific in 1998 and has 28 years of experience. Dr. Charles A. Longdon, DO is affiliated with Northwestern Medicine and Northwestern Medicine Woodstock Hospital Emergency Department.

Office Locations

10400 Haligus Road
Huntley, IL 60142

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Noteworthy Medicare Patient Procedures Performed by Dr. Charles A. Longdon, DO in 2024

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

Top 5%

By Volume:

emergency room care

By Affordability:

emergency care

emergency room care

In 2024, among providers in related specialties within Illinois, Dr. Charles A. Longdon, DO performed more emergency room (ER) care procedures for Medicare patients than 95% of them and he also had a list price for emergency care, and emergency room (ER) care that was lower than the list prices billed to Medicare by 95% of them. 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

2012 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2012 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	499

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2013 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	288

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	142
Female	166

**Ethnicity**
Non-Hispanic White	261
Black	28
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	91
From 75 to 84	63
85 and over	63
Less than 65	91

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2013

Hypertension	73
High Cholesterol	57
Stroke	11
Ischemic Heart Disease	45
Depression	32
Chronic Kidney Disease	36
Asthma	13
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	32
Chronic Obstructive Pulmonary Disease	24
Diabetes	37
Dementia	16
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2014 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	634

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	275
Female	384

**Ethnicity**
Non-Hispanic White	565
Black	57
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	163
85 and over	142
Less than 65	194

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2014

Hypertension	73
High Cholesterol	60
Stroke	11
Ischemic Heart Disease	45
Depression	41
Chronic Kidney Disease	37
Asthma	15
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	33
Chronic Obstructive Pulmonary Disease	26
Diabetes	37
Dementia	21
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2015 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	592

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	554
Female	712

**Ethnicity**
Non-Hispanic White	1066
Black	116
Hispanic	54
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	356
From 75 to 84	286
85 and over	290
Less than 65	334

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2015

Hypertension	75
High Cholesterol	57
Stroke	9
Ischemic Heart Disease	45
Depression	39
Chronic Kidney Disease	41
Asthma	24
Osteoperosis	11
Atrial Fibrilation	22
Heart Failure	33
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Dementia	17
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2016 were emergency care, outpatient care and hospital care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	498
hospital care	12
outpatient care	12

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	244
Female	333

**Ethnicity**
Non-Hispanic White	485
Black	49
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	136
From 75 to 84	151
85 and over	134
Less than 65	156

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2016

Hypertension	75
High Cholesterol	53
Stroke	10
Ischemic Heart Disease	43
Depression	34
Chronic Kidney Disease	43
Asthma	34
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	32
Chronic Obstructive Pulmonary Disease	29
Diabetes	40
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2017 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	527

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	237
Female	324

**Ethnicity**
Non-Hispanic White	470
Black	52
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	155
From 75 to 84	127
85 and over	125
Less than 65	154

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2017

Hypertension	75
High Cholesterol	52
Stroke	11
Ischemic Heart Disease	42
Depression	41
Chronic Kidney Disease	46
Asthma	15
Osteoperosis	14
Atrial Fibrilation	21
Heart Failure	32
Chronic Obstructive Pulmonary Disease	32
Diabetes	37
Dementia	22
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2018 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	489

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	245
Female	291

**Ethnicity**
Non-Hispanic White	440
Black	47
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	153
From 75 to 84	150
85 and over	106
Less than 65	127

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2018

Hypertension	75
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	42
Depression	33
Chronic Kidney Disease	46
Asthma	13
Osteoperosis	15
Atrial Fibrilation	20
Heart Failure	31
Chronic Obstructive Pulmonary Disease	29
Diabetes	36
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2019 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	420

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	194
Female	259

**Ethnicity**
Non-Hispanic White	375
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	133
85 and over	78
Less than 65	116

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2019

Hypertension	75
High Cholesterol	62
Stroke	9
Ischemic Heart Disease	41
Depression	40
Chronic Kidney Disease	45
Asthma	14
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	29
Chronic Obstructive Pulmonary Disease	28
Diabetes	36
Dementia	21
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2020 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	270

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	125
Female	160

**Ethnicity**
Non-Hispanic White	236
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	85
From 75 to 84	83
85 and over	52
Less than 65	65

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2020

Hypertension	75
High Cholesterol	61
Stroke	11
Ischemic Heart Disease	46
Depression	39
Chronic Kidney Disease	49
Asthma	12
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	38
Chronic Obstructive Pulmonary Disease	28
Diabetes	43
Dementia	25
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2021 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	288

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	146
Female	156

**Ethnicity**
Non-Hispanic White	247
Black	32
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	76
85 and over	56
Less than 65	66

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2021

Hypertension	75
High Cholesterol	68
Stroke	16
Ischemic Heart Disease	44
Depression	36
Chronic Kidney Disease	45
Asthma	11
Osteoperosis	12
Atrial Fibrilation	20
Heart Failure	30
Chronic Obstructive Pulmonary Disease	25
Diabetes	39
Dementia	23
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2022 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	244

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	113
Female	134

**Ethnicity**
Non-Hispanic White	205
Black	23
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	77
From 75 to 84	74
85 and over	46
Less than 65	50

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2022

Hypertension	75
High Cholesterol	72
Stroke	17
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	32
Asthma	18
Osteoperosis	19
Atrial Fibrilation	33
Heart Failure	32
Chronic Obstructive Pulmonary Disease	30
Diabetes	40
Dementia	17
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2023 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	512

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	259
Female	341

**Ethnicity**
Non-Hispanic White	554
Black	0
Hispanic	17
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	179
From 75 to 84	235
85 and over	140
Less than 65	46

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2023

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	48
Depression	37
Chronic Kidney Disease	41
Asthma	11
Osteoperosis	20
Atrial Fibrilation	37
Heart Failure	39
Chronic Obstructive Pulmonary Disease	35
Diabetes	40
Dementia	22
Cancer	22

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL during 2024 were emergency care.

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

emergency care	465

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	236
Female	328

**Ethnicity**
Non-Hispanic White	508
Black	0
Hispanic	27
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	196
From 75 to 84	194
85 and over	122
Less than 65	52

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2024

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	46
Depression	35
Chronic Kidney Disease	41
Asthma	12
Osteoperosis	20
Atrial Fibrilation	34
Heart Failure	38
Chronic Obstructive Pulmonary Disease	31
Diabetes	42
Dementia	22
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Charles A. Longdon, DO for Medicare patients.

The highest averages for the top procedures that Dr. Charles A. Longdon, DO treated as a physician provider in Huntley, IL were emergency care, hospital care and outpatient care.

emergency care	440
hospital care	12
outpatient care	12

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Charles A. Longdon, DO.

**Gender**
Male	213
Female	276

**Ethnicity**
Black / African American	36
Asian / Pacific Islander	0
Non-Hispanic White	416
Hispanic	12
Native American / Alaskan Native	0
Other	2

**Age**
75 to 84	133
85 and over	104
Less than 65	111
65 to 74	139

Average of Total of Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Charles A. Longdon, DO treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	68
High Cholesterol	58
Stroke	11
Ischemic Heart Disease	40
Depression	33
Chronic Kidney Disease	38
Asthma	14
Osteoporosis	13
Heart Failure	30
Chronic Obstructive Pulmonary Disease	26
Diabetes	35
Atrial Fibrillation	21
Cancer	12
Dementia	19

Education & Training

Dr. Charles A. Longdon, DO graduated from Western University of Health Sciences, College of Osteopathic Medicine of the Pacific in 1998. He completed residency at Beaumont Health (Farmington Hills). He is certified by the American Osteopathic Board of Emergency Medicine - Emergency Medicine (Certified) and has a state license in Illinois.

Medical School: Western University of Health Sciences, College of Osteopathic Medicine of the Pacific (1998)

Residency: Beaumont Health (Farmington Hills) (2001)

Board Certification: American Osteopathic Board of Emergency Medicine - Emergency Medicine (Certified)

Licensed In: Illinois

Affiliations & Hospitals

Dr. Charles A. Longdon, DO is associated with these hospitals and organizations:

Northwestern Medicine

Northwestern Medicine Woodstock Hospital Emergency Department

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Charles A. Longdon, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$215 ANDEXXA $215
Alexion Pharmaceuticals, Inc.	$23 ANDEXXA $23
Boehringer Ingelheim Pharmaceuticals, Inc.	$16 Pradaxa $16
FOREST PHARMACEUTICALS, INC.	$13 DALIRESP $13
Pfizer Inc.	$11 ELIQUIS $11

**Types of Payments**
Food and Beverage	$278

Biography

Dr. Charles Longdon is a specialist in general practice and emergency medicine. Dr. Longdon attended medical school at Western University of Health Sciences, College of Osteopathic Medicine of the Pacific. He is professionally affiliated with Northwestern Medical Group (NMG). His practice in Huntley, IL is open to new patients as reported by Yext.

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Dr. Charles A. Longdon, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Charles A. Longdon, DO in 2024

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Charles A. Longdon, DO From 2012 - 2024

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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Other Providers in Huntley, IL