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Home > CA Providers > Surgeons

Dr. Robert Nicolas Keenan, M.D.

(4 Ratings)

Specializes in: Surgery

1374 S Mission Road Suite 408
Fallbrook, CA 92028

(951) 698-4650

Dr. Robert Nicolas Keenan, M.D. is a surgeon in Fallbrook, CA specializing in surgery. Dr. Robert Nicolas Keenan, M.D. is affiliated with ARCH HEALTH PARTNERS INC, BARTON MEDICAL FOUNDATION and ADVENTIST HEALTH MEDICAL CENTER TEHACHAPI.

Office Locations

Address:

1374 S Mission Road Suite 408
Fallbrook, CA 92028

Address:

25405 Hancock Avenue #202
Murrieta, CA 92562

abdominal surgery	41
doctor visit	220
gastrointestinal procedures	41
hospital care	121
inpatient care	121
open surgery	41

**Gender**
Male	128
Female	114

**Ethnicity**
Non-Hispanic White	200
Black	0
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	85
85 and over	40
Less than 65	18

Hypertension	71
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	36
Depression	20
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	13
Cancer	21

abdominal surgery	31
catheterization	14
doctor visit	173
gastrointestinal procedures	31
hospital care	107
inpatient care	107
open surgery	31

**Gender**
Male	101
Female	118

**Ethnicity**
Non-Hispanic White	181
Black	0
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	75
85 and over	23
Less than 65	31

Hypertension	68
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	37
Depression	20
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	22
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Dementia	7
Cancer	20

abdominal surgery	11
doctor visit	133
gastrointestinal procedures	11
hospital care	74
inpatient care	74
open surgery	11

**Gender**
Male	176
Female	146

**Ethnicity**
Non-Hispanic White	264
Black	0
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	124
85 and over	30
Less than 65	36

Hypertension	68
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	34
Depression	17
Chronic Kidney Disease	34
Asthma	10
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	0
Cancer	22

abdominal surgery	42
doctor visit	177
gastrointestinal procedures	42
hospital care	98
inpatient care	98
open surgery	42

**Gender**
Male	102
Female	96

**Ethnicity**
Non-Hispanic White	150
Black	11
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	91
From 75 to 84	68
85 and over	21
Less than 65	18

Hypertension	74
High Cholesterol	58
Stroke	8
Ischemic Heart Disease	41
Depression	26
Chronic Kidney Disease	37
Asthma	15
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	11
Cancer	20

abdominal surgery	15
doctor visit	89
gastrointestinal procedures	15
hospital care	26
inpatient care	26
open surgery	15

**Gender**
Male	60
Female	62

**Ethnicity**
Non-Hispanic White	91
Black	0
Hispanic	18
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	28
85 and over	20
Less than 65	11

Hypertension	67
High Cholesterol	44
Stroke	9
Ischemic Heart Disease	33
Depression	24
Chronic Kidney Disease	33
Asthma	9
Osteoperosis	0
Atrial Fibrilation	16
Heart Failure	19
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	11
Cancer	22

doctor visit	91
hospital care	122
inpatient care	122

**Ethnicity**
Non-Hispanic White	105
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	42
85 and over	18
Less than 65	14

Hypertension	71
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	46
Depression	24
Chronic Kidney Disease	41
Asthma	10
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	17
Diabetes	44
Dementia	12
Cancer	17

hospital care	34
inpatient care	34

**Gender**
Male	21
Female	19

**Age**
From 65 to 74	20
From 75 to 84	0
85 and over	0
Less than 65	0

Hypertension	68
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	35
Depression	0
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	0
Atrial Fibrilation	35
Heart Failure	28
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	28

doctor visit	5
hospital care	359
inpatient care	359

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. Robert Nicolas Keenan, M.D. for Medicare patients.

The highest averages for the top procedures that Dr. Robert Nicolas Keenan, M.D. treated as a surgeon in Fallbrook, CA were hospital care, inpatient care, open surgery and abdominal surgery.

abdominal surgery	29
catheterization	14
doctor visit	129
gastrointestinal procedures	29
hospital care	117
inpatient care	117
open surgery	29

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. Robert Nicolas Keenan, M.D..

**Gender**
Male	65
Female	62

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	0
Non-Hispanic White	99
Native American / Alaskan Native	0
Hispanic	14
Other	0

**Age**
75 to 84	42
85 and over	15
Less than 65	12
65 to 74	55

Average of Total of Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. From 2013 - 2021

The highest averages of the most common conditions of Medicare patients that Dr. Robert Nicolas Keenan, M.D. treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	48
High Cholesterol	38
Stroke	2
Ischemic Heart Disease	26
Depression	13
Chronic Kidney Disease	22
Asthma	6
Osteoporosis	4
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Atrial Fibrillation	12
Cancer	15
Dementia	5

Education & Training

He has a state license in California.

Licensed In: California

Affiliations & Hospitals

Dr. Robert Nicolas Keenan, M.D. is associated with these hospitals and organizations:

ARCH HEALTH PARTNERS INC

BARTON MEDICAL FOUNDATION

ADVENTIST HEALTH MEDICAL CENTER TEHACHAPI

Ratings & Reviews

Dr. Robert Nicolas Keenan, M.D. has a high overall rating with an average of 4.0 out of 5 stars based on 4 ratings. We collect ratings and reviews of Dr. Robert Nicolas Keenan, M.D. from all over the web to help you find the right in Fallbrook, CA.

Overall Rating

(4 Ratings)

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General Payments

These charts describe general payments received by Dr. Robert Nicolas Keenan, M.D.. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Siemens Medical Solutions USA, Inc.	$15 Coagulation Reagents/Test Kit/Clinical Utilization $15

**Types of Payments**
Food and Beverage	$15

Biography

Dr. Robert Keenan, who practices in Murrieta, CA and Fallbrook, CA, is a medical specialist in surgery. Patient ratings for Dr. Keenan average 4.0 stars (out of 5).

Select Year:

Dr. Robert Nicolas Keenan, M.D.

Office Locations

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. in 2019

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Average Medicare Procedure Volume From 2013 - 2021

Average Medicare Patient Data From 2013 - 2021

Average of Total of Conditions of Medicare patients treated by Dr. Robert Nicolas Keenan, M.D. From 2013 - 2021

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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