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Dr. Geoffrey Philip Colby, MD, PhD

Accepting New Patients

(Dr. Geoffrey P. Colby, PH.D.)

(No ratings)

Specializes in: Neurosurgery

Columbia University, College of Physicians and Surgeons (2006)

Professional interests include: arteriovenous (AV) fistula, arteriovenous malformation (AVM), cerebrovascular disease, and more.

6567 E Carondelet Drive Suite 305
Tucson, AZ 85710

(520) 881-8400

Dr. Geoffrey Philip Colby, MD, PhD is a neurosurgeon in Los Angeles, CA specializing in neurosurgery. He graduated from Columbia University, College of Physicians and Surgeons in 2006 and has 19 years of experience. Dr. Geoffrey Philip Colby, MD, PhD is affiliated with Carondelet Health Network, UCLA Health, Ronald Reagan UCLA Medical Center, Santa Monica, THE REGENTS OF THE UNIVERSITY OF CALIFORNIA, US, Los Angeles, 757 Westwood Plaza, TUCSON PHYSICIAN GROUP HOLDINGS LLC, UCLA Santa Monica Medical Center 1250 16th St, 90404, Carondelet St. Joseph's Hospital, 90095, CA and Carondelet St. Mary's Hospital.

Office Locations

Address:

300 Stein Plaza Suite 420
Los Angeles, CA 90095

Address:

6567 E Carondelet Drive Suite 305
Tucson, AZ 85710

Address:

6567 East Carondelet Drive 305
Tucson, AZ 85711

Address:

27235 Tourney Road Suite 2500
Valencia, CA 91355

Address:

300 Medical Plaza
Los Angeles, CA 90095

Address:

757 Westwood Plaza
Los Angeles, CA 90095

In The News

“Tough time: Miller said doctors noticed the aneurysm began to grow in the spring of 2022 - with the star consulting with UCLA neurosurgeon Dr. Dr. Geoffrey Colby - before deciding to proceed with...”—"Seth Rogen's wife Lauren Miller had brain aneurysm removed", Daily Mail Online, October 2023

doctor visit	18
vascular procedures	53

**Gender**
Male	19
Female	46

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

**Age**
From 65 to 74	22
From 75 to 84	19
85 and over	0
Less than 65	0

Hypertension	75
High Cholesterol	66
Stroke	57
Ischemic Heart Disease	49
Depression	35
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	26
Chronic Obstructive Pulmonary Disease	0
Diabetes	35
Dementia	0
Cancer	0

**Gender**
Male	45
Female	105

**Ethnicity**
Non-Hispanic White	95
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	42
85 and over	11
Less than 65	38

Hypertension	75
High Cholesterol	62
Stroke	46
Ischemic Heart Disease	46
Depression	29
Chronic Kidney Disease	37
Asthma	9
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	17
Chronic Obstructive Pulmonary Disease	16
Diabetes	29
Dementia	14
Cancer	14

catheterization	40
doctor visit	142
minimally invasive procedures	40
spinal procedures	40
vascular procedures	341

**Gender**
Male	96
Female	262

**Ethnicity**
Non-Hispanic White	246
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	152
From 75 to 84	102
85 and over	24
Less than 65	80

Hypertension	75
High Cholesterol	64
Stroke	41
Ischemic Heart Disease	47
Depression	35
Chronic Kidney Disease	26
Asthma	18
Osteoperosis	8
Atrial Fibrilation	17
Heart Failure	22
Chronic Obstructive Pulmonary Disease	23
Diabetes	38
Dementia	17
Cancer	15

catheterization	49
doctor visit	143
minimally invasive procedures	49
spinal procedures	49
vascular procedures	369

**Gender**
Male	42
Female	137

**Ethnicity**
Non-Hispanic White	114
Black	52
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	65
85 and over	0
Less than 65	0

Hypertension	75
High Cholesterol	64
Stroke	41
Ischemic Heart Disease	51
Depression	30
Chronic Kidney Disease	32
Asthma	28
Osteoperosis	7
Atrial Fibrilation	14
Heart Failure	27
Chronic Obstructive Pulmonary Disease	22
Diabetes	37
Dementia	18
Cancer	9

catheterization	32
doctor visit	100
minimally invasive procedures	32
spinal procedures	32
vascular procedures	249

**Gender**
Male	48
Female	125

**Ethnicity**
Non-Hispanic White	108
Black	43
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	72
From 75 to 84	60
85 and over	12
Less than 65	29

Hypertension	75
High Cholesterol	65
Stroke	39
Ischemic Heart Disease	46
Depression	38
Chronic Kidney Disease	35
Asthma	12
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	23
Chronic Obstructive Pulmonary Disease	21
Diabetes	35
Dementia	21
Cancer	13

catheterization	10
doctor visit	141
minimally invasive procedures	10
spinal procedures	10
vascular procedures	86

**Gender**
Male	46
Female	83

**Ethnicity**
Non-Hispanic White	74
Black	0
Hispanic	21
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	34
85 and over	12
Less than 65	15

Hypertension	73
High Cholesterol	64
Stroke	38
Ischemic Heart Disease	39
Depression	30
Chronic Kidney Disease	36
Asthma	12
Osteoperosis	19
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	19
Cancer	11

catheterization	16
doctor visit	163
minimally invasive procedures	16
spinal procedures	16
vascular procedures	89

**Gender**
Male	43
Female	98

**Ethnicity**
Non-Hispanic White	92
Black	0
Hispanic	16
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	45
85 and over	11
Less than 65	12

catheterization	19
doctor visit	146
hospital care	29
inpatient care	29
minimally invasive procedures	19
spinal procedures	19
vascular procedures	141

**Gender**
Male	49
Female	110

**Ethnicity**
Non-Hispanic White	91
Black	0
Hispanic	28
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	82
From 75 to 84	50
85 and over	0
Less than 65	0

Hypertension	73
High Cholesterol	67
Stroke	31
Ischemic Heart Disease	36
Depression	36
Chronic Kidney Disease	40
Asthma	13
Osteoperosis	19
Atrial Fibrilation	14
Heart Failure	20
Chronic Obstructive Pulmonary Disease	13
Diabetes	35
Dementia	13
Cancer	23

catheterization	23
doctor visit	246
hospital care	37
inpatient care	37
minimally invasive procedures	23
spinal procedures	23
vascular procedures	154

**Gender**
Male	71
Female	134

**Ethnicity**
Non-Hispanic White	134
Black	0
Hispanic	27
Asian	28
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	67
85 and over	17
Less than 65	21

Hypertension	75
High Cholesterol	63
Stroke	32
Ischemic Heart Disease	44
Depression	26
Chronic Kidney Disease	38
Asthma	8
Osteoperosis	20
Atrial Fibrilation	17
Heart Failure	21
Chronic Obstructive Pulmonary Disease	11
Diabetes	35
Dementia	17
Cancer	16

catheterization	18
doctor visit	212
minimally invasive procedures	18
spinal procedures	18
vascular procedures	122

**Gender**
Male	74
Female	119

**Ethnicity**
Non-Hispanic White	122
Black	0
Hispanic	25
Asian	24
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	67
85 and over	14
Less than 65	22

Hypertension	75
High Cholesterol	75
Stroke	48
Ischemic Heart Disease	31
Depression	24
Chronic Kidney Disease	20
Asthma	15
Osteoperosis	22
Atrial Fibrilation	15
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	33
Dementia	7
Cancer	20

Average Medicare Procedure Volume From 2013 - 2022

Volume of procedures performed by Dr. Geoffrey Philip Colby, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Geoffrey Philip Colby, MD, PhD treated as a neurosurgeon in Los Angeles, CA were vascular procedures, hospital care, inpatient care and minimally invasive procedures.

catheterization	25
doctor visit	142
hospital care	33
inpatient care	33
minimally invasive procedures	25
spinal procedures	25
vascular procedures	185

Average Medicare Patient Data From 2013 - 2022

Information about Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD.

**Gender**
Male	53
Female	121

**Ethnicity**
Black / African American	9
Asian / Pacific Islander	11
Non-Hispanic White	112
Hispanic	11
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	55
85 and over	10
Less than 65	21
65 to 74	79

Average of Total of Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD From 2013 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Geoffrey Philip Colby, MD, PhD treated were hypertension, high cholesterol, ischemic heart disease and stroke.

Hypertension	74
High Cholesterol	66
Stroke	40
Ischemic Heart Disease	43
Depression	31
Chronic Kidney Disease	32
Asthma	12
Osteoporosis	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	34
Atrial Fibrillation	13
Dementia	13
Cancer	13

Education & Training

Dr. Geoffrey Philip Colby, MD, PhD graduated from Columbia University, College of Physicians and Surgeons in 2006. He completed residency at Johns Hopkins University Affiliated Hospitals. He is certified by the Neurological Surgery, American Board of Neurological Surgery and has a state license in Arizona.

Medical School: Columbia University, College of Physicians and Surgeons (2006)

Residency: Johns Hopkins University Affiliated Hospitals

Board Certification: Neurological Surgery, American Board of Neurological Surgery (2016)

Licensed In: Arizona

Affiliations & Hospitals

Dr. Geoffrey Philip Colby, MD, PhD is associated with these hospitals and organizations:

Carondelet Health Network

UCLA Health

Ronald Reagan UCLA Medical Center

Santa Monica

THE REGENTS OF THE UNIVERSITY OF CALIFORNIA

Los Angeles

757 Westwood Plaza

TUCSON PHYSICIAN GROUP HOLDINGS LLC

UCLA Santa Monica Medical Center 1250 16th St

90404

Carondelet St. Joseph's Hospital

90095

Carondelet St. Mary's Hospital

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Geoffrey Philip Colby, MD, PhD appears to accept the following insurance providers: TRICARE, Cigna, Private Healthcare Systems (PHCS), Aetna, Blue Shield of California, MultiPlan, UnitedHealthcare, Anthem, Medicare Advantage, Prime Health, First Health, HealthSmart, Health Net of California, Centivo, UFCM Health System and L.A. Care.

Insurance Accepted by Provider includes:

According to our sources, Dr. Geoffrey Philip Colby, MD, PhD accepts the following insurance providers:

TRICARE

Cigna

Private Healthcare Systems (PHCS)

Aetna

Blue Shield of California

MultiPlan

UnitedHealthcare

Anthem

Medicare Advantage

Prime Health

First Health

HealthSmart

Health Net of California

Centivo

UFCM Health System

L.A. Care

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Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Geoffrey Philip Colby, MD, PhD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Stryker Corporation	$503,941 Surpass $186,691	SURPASS EVOLVE $177,915	Target $31,844	NEUROFORM ATLAS $19,026	Synchro $13,763	Other $74,702
MicroVention, Inc.	$268,820 WEB Aneurysm Embolization System $175,733	WEB $84,461	PHIL $2,935	Scepter XC Balloon Catheter $924	STENT $315	Other $4,452
Medtronic USA, Inc.	$70,160 PIPELINE $67,833	Echelon $870	Solitaire $431	Onyx $204	Axium $201	Other $621
Medtronic, Inc.	$15,419 PIPELINE $2,393	VANTAGE ANTERIOR FIXATION SYSTEM $176	Solitaire $155	$12,696
Rapid Medical LTD	$12,739 COMANECI 17 $8,539	TIGERTRIEVER 17 REVASCULARIZATION DEVICE $4,200
Other	$20,307 SPOTLIGHT $5,365	EMBOGUARD $3,300	ARTEMIS $2,055	WEB Aneurysm Embolization Device $1,126	Flow Diversion $907	Other $7,554

**Types of Payments**
Consulting Fee	$492,066
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$263,208
Travel and Lodging	$111,585
Food and Beverage	$23,031
Royalty or License	$717
Other	$779

Research Payments

Dr. Geoffrey Philip Colby, MD, PhD has received 35 research payments totaling $243,525.

Biography

Dr. Geoffrey Colby is a physician who specializes in neurosurgery. Before performing his residency at a hospital affiliated with Johns Hopkins University, Dr. Colby attended Columbia University, College of Physicians and Surgeons for medical school. Clinical interests for Dr. Colby include brain hemorrhage, cerebrovascular disease, and neurosurgery. Dr. Colby usually honors Anthem, UnitedHealthcare, and Blue California, in addition to other insurance carriers. He has received the following distinctions: Top Doctors, Los Angeles Magazine; Super Doctors Southern California Top Doctors; and Los Angeles Magazine. In addition to English, he speaks Spanish. Dr. Colby is affiliated with Ronald Reagan UCLA Medical Center. His practice in Los Angeles, CA is open to new patients as reported by UCLA Health.

Select Year:

Dr. Geoffrey Philip Colby, MD, PhD

Office Locations

In The News

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD in 2022

Average Medicare Procedure Volume From 2013 - 2022

Average Medicare Patient Data From 2013 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. Geoffrey Philip Colby, MD, PhD From 2013 - 2022

Education & Training

Affiliations & Hospitals

Insurance Information

Ratings & Reviews

General Payments

Research Payments

Biography

Neurosurgeons in Nearby Locations

Other Providers in Los Angeles, CA