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Home > CA Providers > Neuropsychologists

Dr. Gregory I. Fields, PhD

(Dr. Gregory Ian Fields, PHD)

(No ratings)

Specializes in: Neuropsychology and Psychology

2800 L Street Suite 500
Sacramento, CA 95816

(916) 454-6850

Dr. Gregory I. Fields, PhD is a neuropsychologist in Roseville, CA specializing in neuropsychology and psychology. Dr. Gregory I. Fields, PhD is affiliated with Sutter Health and SUTTER VALLEY MEDICAL FOUNDATION.

Office Locations

2 Medical Plaza Drive Suite 255
Roseville, CA 95661

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Sutter Health

2800 L Street Suite 500
Sacramento, CA 95816

(916) 454-6850

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2825 J Street Suite 435
Sacramento, CA 95816

(916) 425-3177

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory I. Fields, PhD treated as a neuropsychologist in Roseville, CA during 2012 were diagnostic evaluation.

Volume of procedures performed by Dr. Gregory I. Fields, PhD for Medicare patients.

diagnostic evaluation	58

Medicare Procedure and Patient Information

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	45
Female	45

**Ethnicity**
Non-Hispanic White	71
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	36
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2013

Hypertension	71
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	31
Depression	50
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	43
Dementia	19
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	37
Female	53

**Ethnicity**
Non-Hispanic White	71
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	33
From 75 to 84	0
85 and over	0
Less than 65	42

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2014

Hypertension	66
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	28
Depression	64
Chronic Kidney Disease	26
Asthma	24
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	39
Dementia	12
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	82
Female	138

**Ethnicity**
Non-Hispanic White	184
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	76
From 75 to 84	0
85 and over	0
Less than 65	110

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2015

Hypertension	68
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	18
Depression	55
Chronic Kidney Disease	18
Asthma	25
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	40
Dementia	15
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	32
Female	53

**Ethnicity**
Non-Hispanic White	62
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	45

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2016

Hypertension	74
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	31
Depression	54
Chronic Kidney Disease	26
Asthma	32
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	20
Chronic Obstructive Pulmonary Disease	15
Diabetes	47
Dementia	20
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	33
Female	55

**Ethnicity**
Non-Hispanic White	75
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	39
From 75 to 84	0
85 and over	0
Less than 65	32

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2017

Hypertension	64
High Cholesterol	53
Stroke	0
Ischemic Heart Disease	24
Depression	43
Chronic Kidney Disease	33
Asthma	15
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	35
Dementia	19
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	28
Female	55

**Ethnicity**
Non-Hispanic White	61
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	35
From 75 to 84	15
85 and over	0
Less than 65	33

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2018

Hypertension	75
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	24
Depression	58
Chronic Kidney Disease	24
Asthma	22
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	0
Diabetes	45
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	19
Female	44

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

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	33

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2019

Hypertension	75
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	25
Depression	49
Chronic Kidney Disease	40
Asthma	21
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	57
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	25
Female	39

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

**Age**
From 65 to 74	29
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2020

Hypertension	75
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	25
Depression	58
Chronic Kidney Disease	34
Asthma	22
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	19
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	20
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	25
Female	47

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

**Age**
From 65 to 74	25
From 75 to 84	0
85 and over	0
Less than 65	33

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2021

Hypertension	68
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	25
Depression	46
Chronic Kidney Disease	26
Asthma	24
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	40
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	13
Female	31

**Ethnicity**
Non-Hispanic White	31
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	0
Less than 65	18

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2022

Hypertension	64
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	0
Depression	45
Chronic Kidney Disease	0
Asthma	32
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	41
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gregory I. Fields, PhD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory I. Fields, PhD treated as a neuropsychologist in Roseville, CA were diagnostic evaluation.

diagnostic evaluation	58

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gregory I. Fields, PhD.

**Gender**
Male	30
Female	50

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	63
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	3
85 and over	0
Less than 65	31
65 to 74	24

Average of Total of Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Gregory I. Fields, PhD treated were hypertension, high cholesterol, depression and diabetes.

Hypertension	63
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	21
Depression	47
Chronic Kidney Disease	23
Asthma	19
Osteoporosis	0
Heart Failure	11
Chronic Obstructive Pulmonary Disease	5
Diabetes	38
Atrial Fibrillation	2
Cancer	0
Dementia	9

Education & Training

He has a state license in California.

Licensed In: California

Affiliations & Hospitals

Dr. Gregory I. Fields, PhD is associated with these hospitals and organizations:

Sutter Health

SUTTER VALLEY MEDICAL FOUNDATION

Ratings & Reviews

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Biography

Dr. Gregory Fields practices psychology and neuropsychology in Sacramento, CA and Roseville, CA. He is affiliated with Sutter Health.

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Dr. Gregory I. Fields, PhD

Office Locations

Therapy on Your Terms

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2013

Medicare Procedure and Patient Information

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2014

Medicare Procedure and Patient Information

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2015

Medicare Procedure and Patient Information

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2016

Medicare Procedure and Patient Information

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2017

Medicare Procedure and Patient Information

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2018

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2019

Medicare Procedure and Patient Information

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2020

Medicare Procedure and Patient Information

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD in 2021

Medicare Procedure and Patient Information

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Gregory I. Fields, PhD 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. Gregory I. Fields, PhD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

Biography

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