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Home > NY Providers

Dr. Gregory John Diehl, MD

(3 Ratings)

Specializes in: Hand Surgery and Plastic Surgery

1500 Route 112 Building #10
Port Jefferson Station, NY 11776

(631) 476-7300

Dr. Gregory John Diehl, MD is a hand surgeon in Port Jefferson Station, NY specializing in hand surgery and plastic surgery.

Office Locations

1500 Route 112 Building #10
Port Jefferson Station, NY 11776

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In The News

“The next day, I went to see Dr. Gregory Diehl, a plastic surgeon in Port Jefferson Station.”—"'The Skin Game'", Huff Post, January 2016

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2013 were reconstructive surgery, plastic surgery procedures, tissue transfer and emergency care.

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

doctor visit	119
emergency care	14
plastic surgery procedures	25
reconstructive surgery	25
tissue transfer	25

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	39
Female	54

**Age**
From 65 to 74	39
From 75 to 84	34
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2013

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2013 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	73
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	44
Depression	18
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	17
Diabetes	34
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

doctor visit	63

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	26
Female	38

**Age**
From 65 to 74	30
From 75 to 84	20
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2014

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2014 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	70
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	39
Depression	0
Chronic Kidney Disease	20
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	42
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2015 were reconstructive surgery, plastic surgery procedures and tissue transfer.

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

doctor visit	181
plastic surgery procedures	72
reconstructive surgery	72
tissue transfer	72

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	156
Female	130

**Age**
From 65 to 74	132
From 75 to 84	102
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2015

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2015 were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	73
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	50
Depression	15
Chronic Kidney Disease	20
Asthma	13
Osteoperosis	8
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	17
Diabetes	41
Dementia	0
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2016 were reconstructive surgery, plastic surgery procedures, tissue transfer and wound repair (e.g. stitches).

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

doctor visit	278
plastic surgery procedures	114
reconstructive surgery	114
tissue transfer	114
wound repair (e.g. stitches)	62

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	118
Female	97

**Age**
From 65 to 74	94
From 75 to 84	79
85 and over	27
Less than 65	15

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2016

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2016 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	73
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	40
Depression	13
Chronic Kidney Disease	23
Asthma	12
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	36
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2017 were reconstructive surgery, plastic surgery procedures, tissue transfer and wound repair (e.g. stitches).

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

doctor visit	332
injections	21
plastic surgery procedures	93
reconstructive surgery	93
tissue transfer	93
wound repair (e.g. stitches)	67

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	130
Female	133

**Ethnicity**
Non-Hispanic White	250
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	87
85 and over	37
Less than 65	11

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2017

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2017 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	74
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	41
Depression	16
Chronic Kidney Disease	27
Asthma	6
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	37
Dementia	10
Cancer	16

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2018 were reconstructive surgery, plastic surgery procedures, wound repair (e.g. stitches) and tissue transfer.

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

debridement (removal of unhealthy tissue)	29
doctor visit	368
excision	29
injections	20
plastic surgery procedures	73
reconstructive surgery	73
tissue transfer	73
wound repair (e.g. stitches)	73

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	114
Female	141

**Age**
From 65 to 74	125
From 75 to 84	84
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2018

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2018 were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	73
High Cholesterol	73
Stroke	5
Ischemic Heart Disease	38
Depression	14
Chronic Kidney Disease	25
Asthma	7
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	16
Diabetes	33
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2019 were reconstructive surgery, plastic surgery procedures, wound repair (e.g. stitches) and tissue transfer.

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

doctor visit	277
plastic surgery procedures	86
reconstructive surgery	86
tissue transfer	86
wound repair (e.g. stitches)	86

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	83
Female	127

**Age**
From 65 to 74	90
From 75 to 84	88
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2019

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2019 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	75
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	40
Depression	17
Chronic Kidney Disease	25
Asthma	6
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	9
Cancer	16

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2020 were reconstructive surgery, plastic surgery procedures, wound repair (e.g. stitches) and tissue transfer.

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

doctor visit	228
plastic surgery procedures	82
reconstructive surgery	82
tissue transfer	82
wound repair (e.g. stitches)	82

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	79
Female	100

**Age**
From 65 to 74	89
From 75 to 84	65
85 and over	14
Less than 65	11

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2020

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2020 were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	72
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	39
Depression	15
Chronic Kidney Disease	26
Asthma	0
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	34
Dementia	0
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY during 2021 were reconstructive surgery, plastic surgery procedures, wound repair (e.g. stitches) and tissue transfer.

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

debridement (removal of unhealthy tissue)	21
doctor visit	262
excision	21
plastic surgery procedures	91
reconstructive surgery	91
tissue transfer	91
wound repair (e.g. stitches)	91

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	91
Female	98

**Ethnicity**
Non-Hispanic White	175
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	80
From 75 to 84	84
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD in 2021

The most common conditions of Medicare patients that Dr. Gregory John Diehl, MD treated during 2021 were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	74
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	38
Depression	16
Chronic Kidney Disease	24
Asthma	0
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	10
Diabetes	33
Dementia	0
Cancer	20

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. Gregory John Diehl, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory John Diehl, MD treated as a hand surgeon in Port Jefferson Station, NY were reconstructive surgery, plastic surgery procedures, tissue transfer and wound repair (e.g. stitches).

debridement (removal of unhealthy tissue)	25
doctor visit	234
emergency care	14
excision	25
injections	20
plastic surgery procedures	79
reconstructive surgery	79
tissue transfer	79
wound repair (e.g. stitches)	76

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. Gregory John Diehl, MD.

**Gender**
Male	92
Female	102

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	47
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	71
85 and over	8
Less than 65	4
65 to 74	89

Average of Total of Conditions of Medicare patients treated by Dr. Gregory John Diehl, MD From 2013 - 2021

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

Hypertension	73
High Cholesterol	70
Stroke	1
Ischemic Heart Disease	41
Depression	13
Chronic Kidney Disease	23
Asthma	4
Osteoporosis	7
Heart Failure	12
Chronic Obstructive Pulmonary Disease	12
Diabetes	35
Atrial Fibrillation	9
Dementia	3
Cancer	13

Education & Training

He has a state license in New York.

Licensed In: New York

Ratings & Reviews

Dr. Gregory John Diehl, MD has a high overall rating with an average of 3.67 out of 5 stars based on 3 ratings. We collect ratings and reviews of Dr. Gregory John Diehl, MD from all over the web to help you find the right in Port Jefferson Station, NY.

3.67

Overall Rating

(3 Ratings)

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General Payments

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

**Payments by Company**
ACell, Inc.	$124 $124

**Types of Payments**
Food and Beverage	$124

Biography

Dr. Gregory Diehl is a specialist in plastic surgery and hand surgery. He has indicated that his clinical interests include cosmetic surgery. Patients gave Dr. Diehl an average rating of 3.5 stars (out of 5).