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Home > CA Providers > Neurosurgeons

Dr. Ian I. Armstrong, MD

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Specializes in: Neurosurgery

3008 Sillect Avenue Suite 120
Bakersfield, CA 93308

(661) 865-5670

Dr. Ian I. Armstrong, MD is a neurosurgeon in Bakersfield, CA specializing in neurosurgery. Dr. Ian I. Armstrong, MD is affiliated with Dignity Health, Southern California Spine Institute and Mercy Hospitals of Bakersfield Bakersfield Memorial Hospital.

Office Locations

Mercy Hospitals of Bakersfield Bakersfield Memorial Hospital

3008 Sillect Avenue Suite 120
Bakersfield, CA 93308

(661) 865-5670

(661) 865-5029

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3831 Hughes Avenue Suite 105
Culver City, CA 90232

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In The News (see more mentions in the news)

“Dr. Ian Armstrong, chief of neurosurgery at Century City Hospital, agrees.”—"When Luggage Becomes a Pain in the Back", Los Angeles Times, August 2024

“Dr. Ian Armstrong, a neurosurgeon with the West Coast Spine Institute in Los Angeles, says back support belts, by themselves, are only a partial solution: "They have to be coupled with the proper...”—"Brace Yourself for Pain Relief : Health: The backbone's connected to a controversy over the use of support belts. Are they the best defense against back strain?", Los Angeles Times, August 2024

“"I have seen every foreign body in the world pass through the brain, and I never cease to be amazed that some seem to survive and do amazingly well," said Dr. Ian Armstrong, a Century City...”—"Beyond the bullet", Los Angeles Times, January 2011

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	64

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	160

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	31
Female	54

**Ethnicity**
Non-Hispanic White	55
Black	0
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	35
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2013

Hypertension	66
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	35
Depression	26
Chronic Kidney Disease	13
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	27
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	190

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	50
Female	62

**Ethnicity**
Non-Hispanic White	84
Black	13
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	0
85 and over	0
Less than 65	31

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2014

Hypertension	63
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	35
Depression	23
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	13
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	0
Diabetes	27
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	276

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	140
Female	138

**Ethnicity**
Non-Hispanic White	200
Black	36
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	0
85 and over	0
Less than 65	84

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2015

Hypertension	63
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	40
Depression	27
Chronic Kidney Disease	16
Asthma	13
Osteoperosis	12
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	205

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	61
Female	69

**Ethnicity**
Non-Hispanic White	103
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	0
85 and over	0
Less than 65	35

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2016

Hypertension	65
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	41
Depression	32
Chronic Kidney Disease	25
Asthma	16
Osteoperosis	8
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	177

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	51
Female	51

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

**Age**
From 65 to 74	55
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2017

Hypertension	70
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	44
Depression	28
Chronic Kidney Disease	24
Asthma	13
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ian I. Armstrong, MD treated as a neurosurgeon in Bakersfield, CA during 2018 were spinal procedures and MRI (magnetic resonance imaging).

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	291
MRI (magnetic resonance imaging)	112
spinal procedures	112

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	69
Female	103

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	49
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2018

Hypertension	69
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	41
Depression	22
Chronic Kidney Disease	27
Asthma	12
Osteoperosis	15
Atrial Fibrilation	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	10
Diabetes	28
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ian I. Armstrong, MD treated as a neurosurgeon in Bakersfield, CA during 2019 were spinal procedures, MRI (magnetic resonance imaging) and CT scan.

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

CT scan	30
doctor visit	540
MRI (magnetic resonance imaging)	58
spinal procedures	88

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	117
Female	191

**Ethnicity**
Non-Hispanic White	232
Black	13
Hispanic	46
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	150
From 75 to 84	91
85 and over	22
Less than 65	45

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2019

Hypertension	74
High Cholesterol	68
Stroke	7
Ischemic Heart Disease	58
Depression	26
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	23
Diabetes	40
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ian I. Armstrong, MD treated as a neurosurgeon in Bakersfield, CA during 2020 were spinal procedures, MRI (magnetic resonance imaging), CT scan and musculoskeletal imaging.

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

brain imaging (neuroimaging)	11
CT scan	70
doctor visit	882
hip imaging	29
MRI (magnetic resonance imaging)	103
musculoskeletal imaging	29
spinal procedures	133

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	183
Female	227

**Ethnicity**
Non-Hispanic White	282
Black	17
Hispanic	89
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	181
From 75 to 84	132
85 and over	26
Less than 65	71

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2020

Hypertension	75
High Cholesterol	73
Stroke	6
Ischemic Heart Disease	69
Depression	22
Chronic Kidney Disease	41
Asthma	13
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	27
Chronic Obstructive Pulmonary Disease	22
Diabetes	46
Dementia	10
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ian I. Armstrong, MD treated as a neurosurgeon in Bakersfield, CA during 2021 were spinal procedures, MRI (magnetic resonance imaging), CT scan and nerve procedures.

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

CT scan	26
decompression surgery	11
doctor visit	679
MRI (magnetic resonance imaging)	54
nerve procedures	11
spinal procedures	91

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	138
Female	163

**Ethnicity**
Non-Hispanic White	231
Black	0
Hispanic	45
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	145
From 75 to 84	112
85 and over	13
Less than 65	31

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	62
Depression	23
Chronic Kidney Disease	35
Asthma	14
Osteoperosis	13
Atrial Fibrilation	11
Heart Failure	22
Chronic Obstructive Pulmonary Disease	19
Diabetes	37
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

doctor visit	40

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	17
Female	37

**Age**
From 65 to 74	24
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2022

Hypertension	72
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	41
Depression	20
Chronic Kidney Disease	20
Asthma	20
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	33
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ian I. Armstrong, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ian I. Armstrong, MD treated as a neurosurgeon in Bakersfield, CA were spinal procedures, MRI (magnetic resonance imaging), CT scan and musculoskeletal imaging.

brain imaging (neuroimaging)	11
CT scan	42
decompression surgery	11
doctor visit	318
hip imaging	29
MRI (magnetic resonance imaging)	81
musculoskeletal imaging	29
nerve procedures	11
spinal procedures	106

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ian I. Armstrong, MD.

**Gender**
Male	77
Female	99

**Ethnicity**
Black / African American	8
Asian / Pacific Islander	0
Non-Hispanic White	126
Native American / Alaskan Native	0
Hispanic	19
Other	0

**Age**
75 to 84	39
85 and over	5
Less than 65	27
65 to 74	83

Average of Total of Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD From 2012 - 2022

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

Hypertension	62
High Cholesterol	56
Stroke	1
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	21
Asthma	10
Osteoporosis	7
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Atrial Fibrillation	3
Dementia	2
Cancer	4

Education & Training

He is certified by the Neurological Surgery and has a state license in Texas.

Board Certification: Neurological Surgery

Licensed In: Texas

Affiliations & Hospitals

Dr. Ian I. Armstrong, MD is associated with these hospitals and organizations:

Dignity Health

Southern California Spine Institute

Mercy Hospitals of Bakersfield Bakersfield Memorial Hospital

Ratings & Reviews

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General Payments

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

**Payments by Company**
Globus Medical, Inc.	$5,996 Excelsius - GPS $4,506	CREO $1,045	ELSA $272	Altera $129	COALITION $25	Other $19
Clariance, Inc.	$1,040 Idys-ALIF $1,040
Medtronic, Inc.	$486 INTELLIS ADAPTIVESTIM $223	KYPHON EXPRESS II KYPHOPAK TRAY $218	O-ARM $45
NUVASIVE, INC.	$435 Thoracolumbar $133	XLIF $121	Cervicothoracic $46	$136
Alphatec Spine, Inc	$217 Other - Miscellaneous $217
Other	$574 ATLAS $150	LIFENET VIVIGEN $120	CLYDESDALE $110	DIVERGENCE-L $81	Polaris S.S. Spinal System $69	Other $44

**Types of Payments**
Travel and Lodging	$6,597
Food and Beverage	$2,105
Gift	$46

Research Payments

Dr. Ian I. Armstrong, MD has received 2 research payments totaling $2,763.

Biography

Dr. Ian Armstrong works as a neurosurgery. He is affiliated with Dignity Health. Dignity Health reports that he is closed to new patients at this time. Dr. Armstrong has received the distinction of Southern California Super Doctors.

Select Year:

Dr. Ian I. Armstrong, MD

Office Locations

In The News (see more mentions in the news)

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. Ian I. Armstrong, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Ian I. Armstrong, MD 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. Ian I. Armstrong, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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