In 2024, Dr. Garth Oliver, MD had a list price for blood draw, blood draw for lab tests, phlebotomy for lab tests, and venipuncture (phlebotomy) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Connecticut. Actual amounts paid by patients can vary widely depending on a number of factors, including insurance coverage. A lower list price, however, might mean lower fees when paying without insurance.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

doctor visit	533

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2013 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	27
doctor visit	712

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	95
Female	137

**Ethnicity**
Non-Hispanic White	129
Black	65
Hispanic	25
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	75
From 75 to 84	32
85 and over	11
Less than 65	114

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2013

Hypertension	45
High Cholesterol	36
Stroke	0
Ischemic Heart Disease	21
Depression	22
Chronic Kidney Disease	16
Asthma	10
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	12
Diabetes	27
Dementia	7
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2014 were blood draw, ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	32
cardiac procedures	12
doctor visit	743
ultrasound (sonogram)	12

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	103
Female	142

**Ethnicity**
Non-Hispanic White	135
Black	73
Hispanic	23
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	30
85 and over	12
Less than 65	124

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2014

Hypertension	48
High Cholesterol	31
Stroke	0
Ischemic Heart Disease	19
Depression	23
Chronic Kidney Disease	17
Asthma	11
Osteoperosis	0
Atrial Fibrilation	5
Heart Failure	8
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	6
Cancer	5

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2015 were blood draw, ultrasound (sonogram) and cardiac procedures.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	33
cardiac procedures	11
doctor visit	683
ultrasound (sonogram)	11

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	216
Female	284

**Ethnicity**
Non-Hispanic White	276
Black	154
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	68
85 and over	30
Less than 65	242

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2015

Hypertension	46
High Cholesterol	30
Stroke	0
Ischemic Heart Disease	17
Depression	25
Chronic Kidney Disease	21
Asthma	16
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	28
Dementia	8
Cancer	6

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2016 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	38
doctor visit	770

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	128
Female	151

**Ethnicity**
Non-Hispanic White	153
Black	81
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	31
85 and over	16
Less than 65	138

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2016

Hypertension	47
High Cholesterol	26
Stroke	0
Ischemic Heart Disease	16
Depression	25
Chronic Kidney Disease	20
Asthma	20
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	6
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	8
Cancer	5

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2017 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	38
doctor visit	743

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	104
Female	145

**Ethnicity**
Non-Hispanic White	142
Black	77
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	32
85 and over	19
Less than 65	117

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2017

Hypertension	54
High Cholesterol	27
Stroke	0
Ischemic Heart Disease	21
Depression	27
Chronic Kidney Disease	25
Asthma	14
Osteoperosis	0
Atrial Fibrilation	5
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	33
Dementia	7
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2018 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	24
doctor visit	648

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	103
Female	143

**Ethnicity**
Non-Hispanic White	141
Black	72
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	32
85 and over	15
Less than 65	116

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2018

Hypertension	50
High Cholesterol	32
Stroke	0
Ischemic Heart Disease	20
Depression	28
Chronic Kidney Disease	28
Asthma	15
Osteoperosis	4
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	19
Diabetes	36
Dementia	11
Cancer	6

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2019 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	29
doctor visit	688

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	107
Female	120

**Ethnicity**
Non-Hispanic White	128
Black	66
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	31
85 and over	11
Less than 65	112

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2019

Hypertension	48
High Cholesterol	27
Stroke	0
Ischemic Heart Disease	18
Depression	28
Chronic Kidney Disease	23
Asthma	11
Osteoperosis	5
Atrial Fibrilation	0
Heart Failure	11
Chronic Obstructive Pulmonary Disease	18
Diabetes	37
Dementia	6
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

doctor visit	567

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	89
Female	97

**Ethnicity**
Non-Hispanic White	100
Black	60
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	63
From 75 to 84	25
85 and over	12
Less than 65	86

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2020

Hypertension	48
High Cholesterol	34
Stroke	0
Ischemic Heart Disease	23
Depression	23
Chronic Kidney Disease	28
Asthma	12
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	37
Dementia	6
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

doctor visit	448

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	77
Female	85

**Ethnicity**
Non-Hispanic White	82
Black	54
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	53
From 75 to 84	0
85 and over	0
Less than 65	68

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2021

Hypertension	51
High Cholesterol	33
Stroke	0
Ischemic Heart Disease	20
Depression	19
Chronic Kidney Disease	30
Asthma	10
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	14
Chronic Obstructive Pulmonary Disease	12
Diabetes	31
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2022 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	38
doctor visit	433

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	62
Female	68

**Ethnicity**
Non-Hispanic White	68
Black	45
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	45
From 75 to 84	0
85 and over	0
Less than 65	44

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2022

Hypertension	64
High Cholesterol	40
Stroke	8
Ischemic Heart Disease	15
Depression	13
Chronic Kidney Disease	13
Asthma	13
Osteoperosis	0
Atrial Fibrilation	12
Heart Failure	13
Chronic Obstructive Pulmonary Disease	22
Diabetes	35
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2023 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	34
doctor visit	262

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	53
Female	44

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

**Age**
From 65 to 74	36
From 75 to 84	0
85 and over	0
Less than 65	34

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2023

Hypertension	60
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	18
Depression	0
Chronic Kidney Disease	11
Asthma	0
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	0
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT during 2024 were blood draw.

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

blood draw	20
doctor visit	199

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Male	39
Female	49

**Ethnicity**
Non-Hispanic White	43
Black	33
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	32
From 75 to 84	0
85 and over	0
Less than 65	26

Conditions of Medicare patients treated by Dr. Garth Oliver, MD in 2024

Hypertension	68
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	15
Depression	0
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	0
Atrial Fibrilation	14
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Garth Oliver, MD for Medicare patients.

The highest averages for the top procedures that Dr. Garth Oliver, MD treated as an internist in West Haven, CT were blood draw, ultrasound (sonogram) and cardiac procedures.

blood draw	31
cardiac procedures	11
doctor visit	571
ultrasound (sonogram)	11

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Garth Oliver, MD.

**Gender**
Female	112
Male	90

**Ethnicity**
Black / African American	60
Asian / Pacific Islander	0
Non-Hispanic White	111
Native American / Alaskan Native	0
Hispanic	13
Other	0

**Age**
85 and over	9
75 to 84	21
Less than 65	93
65 to 74	67

Average of Total of Conditions of Medicare patients treated by Dr. Garth Oliver, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Garth Oliver, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	48
High Cholesterol	31
Stroke	0
Ischemic Heart Disease	17
Depression	17
Chronic Kidney Disease	19
Asthma	10
Osteoporosis	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	13
Diabetes	29
Atrial Fibrillation	3
Dementia	4
Cancer	3

Education & Training

He has a state license in Connecticut.

Licensed In: Connecticut

Ratings & Reviews

Dr. Garth Oliver, MD has a high overall rating with an average of 4.09 out of 5 stars based on 16 ratings. We collect ratings and reviews of Dr. Garth Oliver, MD from all over the web to help you find the right in West Haven, CT.

4.09

Overall Rating

(16 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Amarin Pharma Inc.	$75 Vascepa $75
GlaxoSmithKline, LLC.	$71 TRELEGY ELLIPTA $71
Boehringer Ingelheim Pharmaceuticals, Inc.	$48 STIOLTO $48
SANOFI-AVENTIS U.S. LLC	$22 SOLIQUA 100/33 $22
AbbVie, Inc.	$12 Humira $12