In 2012, Dr. Mona D. Duncan, MD had a list price for breast cancer surgery, breast-conserving surgery, breast excision, breast surgery, cancer surgery, lumpectomy, mastectomy (breast removal surgery), mastectomy for breast cancer, partial mastectomy, and quadrantectomy that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Pennsylvania. 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. Mona D. Duncan, MD for Medicare patients.

doctor visit	34

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

doctor visit	53

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	20
Female	64

**Age**
From 65 to 74	38
From 75 to 84	22
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2013

Hypertension	67
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	30
Depression	29
Chronic Kidney Disease	35
Asthma	15
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	27
Chronic Obstructive Pulmonary Disease	19
Diabetes	37
Dementia	0
Cancer	39

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

doctor visit	73

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	17
Female	77

**Ethnicity**
Non-Hispanic White	94
Black	0
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	24

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2014

Hypertension	62
High Cholesterol	70
Stroke	0
Ischemic Heart Disease	24
Depression	31
Chronic Kidney Disease	31
Asthma	17
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	17
Chronic Obstructive Pulmonary Disease	22
Diabetes	34
Dementia	0
Cancer	37

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2015 were excision, breast procedures, cancer surgery and open surgery.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	13
cancer surgery	13
diagnostic procedures	12
doctor visit	99
excision	25
lymph node procedures	12
open surgery	12

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	60
Female	188

**Age**
From 65 to 74	130
From 75 to 84	60
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2015

Hypertension	62
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	29
Depression	28
Chronic Kidney Disease	28
Asthma	23
Osteoperosis	17
Atrial Fibrilation	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	25
Diabetes	34
Dementia	0
Cancer	47

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

doctor visit	71
hospital care	33
inpatient care	33

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	24
Female	92

**Ethnicity**
Non-Hispanic White	116
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	30
85 and over	11
Less than 65	21

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2016

Hypertension	68
High Cholesterol	60
Stroke	0
Ischemic Heart Disease	22
Depression	27
Chronic Kidney Disease	30
Asthma	25
Osteoperosis	21
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	18
Diabetes	27
Dementia	0
Cancer	47

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2017 were breast procedures, cancer surgery and excision.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	16
cancer surgery	16
doctor visit	84
excision	16

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	11
Female	102

**Age**
From 65 to 74	58
From 75 to 84	29
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2017

Hypertension	64
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	18
Depression	31
Chronic Kidney Disease	31
Asthma	13
Osteoperosis	16
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	33
Dementia	0
Cancer	58

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2018 were excision, lymph node procedures, open surgery and diagnostic procedures.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	19
cancer surgery	19
diagnostic procedures	20
doctor visit	95
excision	39
lymph node procedures	36
open surgery	20

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	12
Female	103

**Age**
From 65 to 74	60
From 75 to 84	29
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2018

Hypertension	57
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	16
Depression	24
Chronic Kidney Disease	28
Asthma	13
Osteoperosis	19
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	26
Dementia	0
Cancer	64

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2019 were excision, lymph node procedures, breast procedures and cancer surgery.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	18
cancer surgery	18
diagnostic procedures	15
doctor visit	88
excision	33
lymph node procedures	28
open surgery	15

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	11
Female	85

**Age**
From 65 to 74	50
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2019

Hypertension	65
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	19
Depression	34
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	13
Chronic Obstructive Pulmonary Disease	14
Diabetes	23
Dementia	0
Cancer	74

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2020 were excision, lymph node procedures, hospital care and inpatient care.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	13
cancer surgery	13
diagnostic procedures	13
doctor visit	58
excision	26
hospital care	14
inpatient care	14
lymph node procedures	25
open surgery	13

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	13
Female	101

**Age**
From 65 to 74	57
From 75 to 84	34
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2020

Hypertension	66
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	24
Depression	25
Chronic Kidney Disease	32
Asthma	10
Osteoperosis	13
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	0
Cancer	56

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2021 were excision, lymph node procedures, breast procedures and cancer surgery.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	28
cancer surgery	28
diagnostic procedures	19
doctor visit	96
excision	47
lymph node procedures	39
open surgery	19

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Age**
From 65 to 74	55
From 75 to 84	38
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2021

Hypertension	57
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	18
Depression	25
Chronic Kidney Disease	31
Asthma	0
Osteoperosis	21
Atrial Fibrilation	14
Heart Failure	11
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	0
Cancer	65

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2022 were breast procedures, cancer surgery and excision.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	12
cancer surgery	12
doctor visit	129
excision	12

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	11
Female	130

**Age**
From 65 to 74	69
From 75 to 84	45
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2022

Hypertension	61
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	13
Depression	23
Chronic Kidney Disease	30
Asthma	14
Osteoperosis	23
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	0
Cancer	74

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

doctor visit	68

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Age**
From 65 to 74	49
From 75 to 84	29
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2023

Hypertension	68
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	15
Depression	27
Chronic Kidney Disease	30
Asthma	16
Osteoperosis	20
Atrial Fibrilation	11
Heart Failure	0
Chronic Obstructive Pulmonary Disease	14
Diabetes	23
Dementia	0
Cancer	69

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA during 2024 were breast procedures, cancer surgery and excision.

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

breast procedures	15
cancer surgery	15
doctor visit	78
excision	15

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Age**
From 65 to 74	38
From 75 to 84	42
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2024

Hypertension	66
High Cholesterol	72
Stroke	0
Ischemic Heart Disease	15
Depression	28
Chronic Kidney Disease	33
Asthma	15
Osteoperosis	39
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	17
Dementia	0
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mona D. Duncan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mona D. Duncan, MD treated as a general surgeon in PORT MATILDA, PA were lymph node procedures, excision, hospital care and inpatient care.

breast procedures	16
cancer surgery	16
diagnostic procedures	15
doctor visit	78
excision	26
hospital care	23
inpatient care	23
lymph node procedures	28
open surgery	15

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mona D. Duncan, MD.

**Gender**
Male	13
Female	72

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	16
Hispanic	0
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	29
85 and over	0
Less than 65	3
65 to 74	54

Average of Total of Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Mona D. Duncan, MD treated were high cholesterol, hypertension, cancer and chronic kidney disease.

Hypertension	58
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	18
Depression	25
Chronic Kidney Disease	28
Asthma	12
Osteoporosis	17
Heart Failure	11
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Atrial Fibrillation	7
Cancer	54
Dementia	0

Education & Training

She is certified by the American Board of Surgery and has a state license in Maryland.

Board Certification: American Board of Surgery (2004)

Licensed In: Maryland

Ratings & Reviews

Dr. Mona D. Duncan, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Mona D. Duncan, MD from all over the web to help you find the right in PORT MATILDA, PA.

Overall Rating

(2 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 5.0 2026-02-26

Patient verified via Press Ganey

I experienced an absolutely terrifying health scare and Dr. Duncan made me feel so cared for before, during, and after surgery.

Overall Rating: 5.0 2026-05-14

Patient verified via Press Ganey

Was very thorough with my treatment

Biography

Mona Duncan, MD, is a board-certified general surgeon specializing in breast surgery. She provides care for women who need a wide range of breast care and breast procedures, including breast cancer surgery, surgical treatment for dense breasts and breast cysts, and high-risk screenings due to family history of breast cancer. She also provides care for benign breast conditions such as mastitis, non-cancerous breast lumps, nipple discharge and breast itchiness. Dr Duncan has a clinical interest in breast cancer, the SAVISCOUT® procedure, an advanced treatment for breast biopsy, tumors and lymph nodes, and oncoplastic breast procedures. A mother, sister and daughter, Dr Duncan believes all women have the right to excellent breast care.

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Dr. Mona D. Duncan, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mona D. Duncan, MD in 2024

By Affordability:

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. Mona D. Duncan, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Mona D. Duncan, MD From 2012 - 2024

Education & Training

Ratings & Reviews

Biography