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Dr. Gregory John Duncan, MD

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Specializes in: Orthopedics/Orthopedic Surgery

Zimovia Highway Mile 5.5
Wrangell, AK 99929

(707) 951-9203

Dr. Gregory John Duncan, MD is an orthopedist in Wrangell, AK specializing in orthopedics/orthopedic surgery.

Office Locations

Zimovia Highway Mile 5.5
Wrangell, AK 99929

(707) 951-9203

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2012 were aspiration, injections, X-rays and musculoskeletal imaging.

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

aspiration	689
decompression surgery	29
doctor visit	1135
hip imaging	29
immobilization	11
injections	689
musculoskeletal imaging	201
nerve block	40
nerve procedures	29
open surgery	45
pelvic imaging	19
tendon surgery	26
upper extremity surgery	71
X-rays	220

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2013 were aspiration, injections, X-rays and musculoskeletal imaging.

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

aspiration	720
decompression surgery	35
doctor visit	1208
hip imaging	23
injections	720
musculoskeletal imaging	168
nerve block	48
nerve procedures	35
open surgery	35
tendon surgery	32
upper extremity surgery	67
X-rays	168

2013 Medicare Patient Data

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

**Gender**
Male	281
Female	400

**Ethnicity**
Non-Hispanic White	650
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	322
From 75 to 84	217
85 and over	83
Less than 65	59

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

Hypertension	63
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	27
Depression	10
Chronic Kidney Disease	12
Asthma	5
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2014 were aspiration, injections, X-rays and musculoskeletal imaging.

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

aspiration	648
decompression surgery	23
doctor visit	1109
hip imaging	33
injections	648
musculoskeletal imaging	173
nerve block	19
nerve procedures	23
open surgery	23
tendon surgery	13
upper extremity surgery	36
X-rays	173

2014 Medicare Patient Data

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

**Gender**
Male	237
Female	352

**Ethnicity**
Non-Hispanic White	550
Black	0
Hispanic	16
Asian	0
Other	0
Native American	12

**Age**
From 65 to 74	293
From 75 to 84	190
85 and over	66
Less than 65	40

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

Hypertension	62
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	24
Depression	12
Chronic Kidney Disease	13
Asthma	5
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	29
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2015 were aspiration, injections, upper extremity surgery and X-rays.

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

aspiration	755
decompression surgery	47
doctor visit	1233
injections	755
musculoskeletal imaging	62
nerve block	15
nerve procedures	47
open surgery	47
tendon surgery	28
upper extremity surgery	75
X-rays	62

2015 Medicare Patient Data

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

**Gender**
Male	464
Female	736

**Ethnicity**
Non-Hispanic White	1130
Black	0
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	574
From 75 to 84	390
85 and over	136
Less than 65	100

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

Hypertension	60
High Cholesterol	46
Stroke	3
Ischemic Heart Disease	25
Depression	11
Chronic Kidney Disease	15
Asthma	9
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	29
Dementia	4
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2016 were aspiration, injections, X-rays and musculoskeletal imaging.

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

aspiration	860
decompression surgery	22
doctor visit	1241
immobilization	26
injections	860
musculoskeletal imaging	99
nerve block	20
nerve procedures	22
open surgery	22
tendon surgery	21
upper extremity surgery	43
X-rays	99

2016 Medicare Patient Data

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

**Gender**
Male	252
Female	391

**Ethnicity**
Non-Hispanic White	604
Black	0
Hispanic	17
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	211
85 and over	84
Less than 65	50

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

Hypertension	66
High Cholesterol	51
Stroke	2
Ischemic Heart Disease	28
Depression	15
Chronic Kidney Disease	19
Asthma	16
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2017 were aspiration, injections, upper extremity surgery and X-rays.

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

aspiration	887
decompression surgery	45
doctor visit	1259
immobilization	17
injections	887
musculoskeletal imaging	83
nerve procedures	45
open surgery	58
tendon surgery	33
upper extremity surgery	91
X-rays	83

2017 Medicare Patient Data

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

**Gender**
Male	252
Female	358

**Ethnicity**
Non-Hispanic White	577
Black	0
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	291
From 75 to 84	182
85 and over	78
Less than 65	59

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

Hypertension	63
High Cholesterol	42
Stroke	3
Ischemic Heart Disease	28
Depression	19
Chronic Kidney Disease	20
Asthma	6
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2018 were aspiration, injections, X-rays and musculoskeletal imaging.

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

aspiration	853
decompression surgery	18
doctor visit	1115
immobilization	11
injections	853
musculoskeletal imaging	27
nerve procedures	18
open surgery	18
upper extremity surgery	18
X-rays	27

2018 Medicare Patient Data

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

**Gender**
Male	225
Female	355

**Ethnicity**
Non-Hispanic White	546
Black	0
Hispanic	14
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	280
From 75 to 84	187
85 and over	69
Less than 65	44

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

Hypertension	65
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	25
Depression	18
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	5
Atrial Fibrilation	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2019 were aspiration, injections, X-rays and musculoskeletal imaging.

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

aspiration	844
decompression surgery	16
doctor visit	1047
immobilization	16
injections	844
musculoskeletal imaging	115
nerve procedures	16
open surgery	16
tendon surgery	21
upper extremity surgery	37
X-rays	115

2019 Medicare Patient Data

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

**Gender**
Male	197
Female	363

**Ethnicity**
Non-Hispanic White	526
Black	0
Hispanic	0
Asian	0
Other	0
Native American	13

**Age**
From 65 to 74	266
From 75 to 84	189
85 and over	66
Less than 65	39

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

Hypertension	64
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	23
Asthma	4
Osteoperosis	4
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	6
Cancer	6

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK during 2020 were aspiration, injections, X-rays and musculoskeletal imaging.

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

aspiration	317
doctor visit	353
injections	317
musculoskeletal imaging	28
X-rays	28

2020 Medicare Patient Data

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

**Gender**
Male	99
Female	157

**Ethnicity**
Non-Hispanic White	241
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	97
85 and over	33
Less than 65	14

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

Hypertension	64
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	29
Dementia	6
Cancer	5

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

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

The highest averages for the top procedures that Dr. Gregory John Duncan, MD treated as an orthopedist in Wrangell, AK were aspiration, injections, X-rays and musculoskeletal imaging.

aspiration	730
decompression surgery	29
doctor visit	1077
hip imaging	28
immobilization	16
injections	730
musculoskeletal imaging	106
nerve block	28
nerve procedures	29
open surgery	33
pelvic imaging	19
tendon surgery	24
upper extremity surgery	54
X-rays	108

Average Medicare Patient Data From 2012 - 2020

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

**Gender**
Male	223
Female	345

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	536
Native American / Alaskan Native	2
Hispanic	12
Other	0

**Age**
75 to 84	184
85 and over	68
Less than 65	45
65 to 74	270

Average of Total of Conditions of Medicare patients treated by Dr. Gregory John Duncan, MD From 2012 - 2020

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

Hypertension	56
High Cholesterol	43
Stroke	2
Ischemic Heart Disease	22
Depression	13
Chronic Kidney Disease	16
Asthma	6
Osteoporosis	3
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Atrial Fibrillation	9
Dementia	5
Cancer	6

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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Biography

Dr. Gregory Duncan works as an orthopedics/orthopedic surgery specialist in Wrangell, AK. Dr. Duncan obtained a license to practice in California.

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Dr. Gregory John Duncan, MD

Office Locations

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. Gregory John Duncan, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

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

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

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

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

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

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

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

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

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

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

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

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

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

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2020

Average Medicare Patient Data From 2012 - 2020

Average of Total of Conditions of Medicare patients treated by Dr. Gregory John Duncan, MD From 2012 - 2020

Education & Training

Ratings & Reviews

Biography

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