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Dr. Robert Charles Duncan, DO

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Specializes in: Emergency Medicine

6501 Coyle Avenue
Carmichael, CA 95608

(916) 537-5079

Dr. Robert Charles Duncan, DO is an emergency medicine doctor in Carmichael, CA specializing in emergency medicine.

Office Locations

6501 Coyle Avenue
Carmichael, CA 95608

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Noteworthy Medicare Patient Procedures Performed by Dr. Robert Charles Duncan, DO in 2023

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

Top 5%

By Volume:

emergency room care

In 2023, Dr. Robert Charles Duncan, DO performed more emergency room (ER) care procedures for Medicare patients than 95% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2012 were emergency care, hospital care and inpatient care.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	701
hospital care	81
inpatient care	81

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2013 were hospital care, inpatient care, emergency care and outpatient care.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	202
hospital care	755
inpatient care	715
outpatient care	40

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	211
Female	355

**Ethnicity**
Non-Hispanic White	429
Black	55
Hispanic	48
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	143
85 and over	120
Less than 65	164

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2013

Hypertension	75
High Cholesterol	57
Stroke	16
Ischemic Heart Disease	50
Depression	38
Chronic Kidney Disease	42
Asthma	15
Osteoperosis	10
Atrial Fibrilation	22
Heart Failure	44
Chronic Obstructive Pulmonary Disease	33
Diabetes	39
Dementia	25
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2014 were emergency care, hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	569
hospital care	252
inpatient care	213
outpatient care	39

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	309
Female	474

**Ethnicity**
Non-Hispanic White	582
Black	76
Hispanic	54
Asian	43
Other	0
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	177
85 and over	124
Less than 65	276

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2014

Hypertension	73
High Cholesterol	53
Stroke	10
Ischemic Heart Disease	44
Depression	37
Chronic Kidney Disease	38
Asthma	15
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	33
Chronic Obstructive Pulmonary Disease	24
Diabetes	36
Dementia	19
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2015 were emergency care, hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	608
hospital care	185
inpatient care	166
outpatient care	19

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	630
Female	944

**Ethnicity**
Non-Hispanic White	1156
Black	134
Hispanic	148
Asian	108
Other	0
Native American	0

**Age**
From 65 to 74	416
From 75 to 84	350
85 and over	258
Less than 65	550

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2015

Hypertension	75
High Cholesterol	54
Stroke	12
Ischemic Heart Disease	41
Depression	38
Chronic Kidney Disease	42
Asthma	27
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	34
Chronic Obstructive Pulmonary Disease	30
Diabetes	40
Dementia	19
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2016 were emergency care, hospital care and inpatient care.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	689
hospital care	85
inpatient care	85

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	341
Female	444

**Ethnicity**
Non-Hispanic White	625
Black	45
Hispanic	50
Asian	26
Other	14
Native American	25

**Age**
From 65 to 74	223
From 75 to 84	212
85 and over	148
Less than 65	202

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2016

Hypertension	75
High Cholesterol	53
Stroke	11
Ischemic Heart Disease	45
Depression	34
Chronic Kidney Disease	48
Asthma	37
Osteoperosis	9
Atrial Fibrilation	18
Heart Failure	37
Chronic Obstructive Pulmonary Disease	33
Diabetes	39
Dementia	23
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2017 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	867
tracheal (windpipe) procedures	15

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	379
Female	445

**Ethnicity**
Non-Hispanic White	708
Black	19
Hispanic	40
Asian	12
Other	11
Native American	34

**Age**
From 65 to 74	249
From 75 to 84	207
85 and over	155
Less than 65	213

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2017

Hypertension	72
High Cholesterol	43
Stroke	9
Ischemic Heart Disease	42
Depression	31
Chronic Kidney Disease	44
Asthma	12
Osteoperosis	7
Atrial Fibrilation	16
Heart Failure	38
Chronic Obstructive Pulmonary Disease	35
Diabetes	34
Dementia	24
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2018 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	907
tracheal (windpipe) procedures	12

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	374
Female	447

**Ethnicity**
Non-Hispanic White	729
Black	0
Hispanic	28
Asian	0
Other	0
Native American	44

**Age**
From 65 to 74	284
From 75 to 84	197
85 and over	142
Less than 65	198

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2018

Hypertension	72
High Cholesterol	47
Stroke	8
Ischemic Heart Disease	40
Depression	32
Chronic Kidney Disease	41
Asthma	10
Osteoperosis	9
Atrial Fibrilation	17
Heart Failure	39
Chronic Obstructive Pulmonary Disease	33
Diabetes	36
Dementia	22
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2019 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	807
tracheal (windpipe) procedures	12

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	373
Female	420

**Ethnicity**
Non-Hispanic White	698
Black	0
Hispanic	36
Asian	0
Other	0
Native American	41

**Age**
From 65 to 74	286
From 75 to 84	213
85 and over	137
Less than 65	157

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2019

Hypertension	70
High Cholesterol	43
Stroke	9
Ischemic Heart Disease	42
Depression	30
Chronic Kidney Disease	43
Asthma	7
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	36
Chronic Obstructive Pulmonary Disease	31
Diabetes	34
Dementia	23
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2020 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	510
tracheal (windpipe) procedures	13

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	228
Female	284

**Ethnicity**
Non-Hispanic White	456
Black	0
Hispanic	0
Asian	0
Other	0
Native American	25

**Age**
From 65 to 74	185
From 75 to 84	133
85 and over	72
Less than 65	122

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2020

Hypertension	70
High Cholesterol	44
Stroke	6
Ischemic Heart Disease	33
Depression	31
Chronic Kidney Disease	45
Asthma	8
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	34
Chronic Obstructive Pulmonary Disease	30
Diabetes	36
Dementia	20
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2021 were emergency care.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	679

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	302
Female	356

**Ethnicity**
Non-Hispanic White	583
Black	0
Hispanic	27
Asian	0
Other	0
Native American	28

**Age**
From 65 to 74	246
From 75 to 84	176
85 and over	103
Less than 65	133

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2021

Hypertension	70
High Cholesterol	46
Stroke	7
Ischemic Heart Disease	37
Depression	29
Chronic Kidney Disease	45
Asthma	8
Osteoperosis	7
Atrial Fibrilation	15
Heart Failure	37
Chronic Obstructive Pulmonary Disease	31
Diabetes	34
Dementia	21
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA during 2022 were emergency care and tracheal (windpipe) procedures.

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

emergency care	809
tracheal (windpipe) procedures	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	374
Female	407

**Ethnicity**
Non-Hispanic White	681
Black	0
Hispanic	37
Asian	11
Other	0
Native American	39

**Age**
From 65 to 74	311
From 75 to 84	232
85 and over	97
Less than 65	141

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2022

Hypertension	75
High Cholesterol	62
Stroke	10
Ischemic Heart Disease	27
Depression	28
Chronic Kidney Disease	28
Asthma	10
Osteoperosis	9
Atrial Fibrilation	25
Heart Failure	28
Chronic Obstructive Pulmonary Disease	35
Diabetes	32
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Robert Charles Duncan, DO for Medicare patients.

The highest averages for the top procedures that Dr. Robert Charles Duncan, DO treated as an emergency medicine doctor in Carmichael, CA were emergency care, hospital care, inpatient care and outpatient care.

emergency care	668
hospital care	271
inpatient care	252
outpatient care	32
tracheal (windpipe) procedures	12

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Robert Charles Duncan, DO.

**Gender**
Male	320
Female	416

**Ethnicity**
Black / African American	29
Asian / Pacific Islander	20
Non-Hispanic White	604
Native American / Alaskan Native	21
Hispanic	42
Other	2

**Age**
75 to 84	185
85 and over	123
Less than 65	196
65 to 74	231

Average of Total of Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO From 2012 - 2022

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

Hypertension	66
High Cholesterol	45
Stroke	8
Ischemic Heart Disease	36
Depression	29
Chronic Kidney Disease	37
Asthma	13
Osteoporosis	7
Heart Failure	32
Chronic Obstructive Pulmonary Disease	28
Diabetes	32
Atrial Fibrillation	15
Dementia	19
Cancer	10

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

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

**Payments by Company**
Boston Scientific Corporation	$24 SPECTRA WAVEWRITER $24
BTG International, Inc.	$11 CROFAB $11

**Types of Payments**
Food and Beverage	$35

Biography

Dr. Robert Duncan specializes in family medicine, emergency medicine, and hospital medicine (hospitalist). Dr. Duncan is a graduate of Touro University College of Osteopathic Medicine.

Select Year:

Dr. Robert Charles Duncan, DO

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Robert Charles Duncan, DO in 2023

By Volume:

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. Robert Charles Duncan, DO in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Robert Charles Duncan, DO From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Carmichael, CA