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Home > MA Providers > Thoracic (Chest) Surgeons

Dr. Margaret Blair Marshall, MD

Accepting New Patients

(1 Rating)

Specializes in: Thoracic Surgery

Georgetown University School of Medicine (1991)

Professional interests include: esophageal cancer, lung cancer

60 Fenwood Road 2nd Floor
Boston, MA 02115

(617) 732-5322

Dr. Margaret Blair Marshall, MD is a thoracic surgeon in Boston, MA specializing in thoracic surgery. She graduated from Georgetown University School of Medicine in 1991 and has 35 years of experience. Dr. Margaret Blair Marshall, MD is affiliated with Sarasota Memorial Health Care System and SMH PHYSICIAN SERVICES INC.

Office Locations

60 Fenwood Road 2nd Floor
Boston, MA 02115

open_in_new

1540 S. Tamiami Trail Suite 305
Sarasota, FL 34233

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In The News

“There are few medical students filling the training slots, says Dr. M. Blair Marshall, thoracic surgeon and chief of thoracic surgery at Georgetown University Hospital in Northwest.”—"Fewer surgeons answer call", The Washington Times, September 2007

Noteworthy Medicare Patient Procedures Performed by Dr. Margaret Blair Marshall, MD in 2023

Click on any procedure below to see further details on volume and pricing among Medicare patients.

Top 5%

By Volume:

bronchoscopy

By Affordability:

lymph node excision

thoracoscopic lymphadenectomy

In 2023, among providers in related specialties within Massachusetts, Dr. Margaret Blair Marshall, MD performed more bronchoscopy procedures for Medicare patients than 95% of them and she also had a list price for lymph node excision, and thoracoscopic lymphadenectomy that was lower than the list prices billed to Medicare by 95% of them. 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.

Top 10%

By Affordability:

dissection

minimally invasive thoracic surgery

video-assisted thoracoscopic surgery

In 2023, Dr. Margaret Blair Marshall, MD had a list price for dissection, minimally invasive thoracic surgery, and video-assisted thoracoscopic surgery (VATS) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Massachusetts. 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.

Top 25%

By Affordability:

lymphadenectomy

lymph node procedures

thoracic lymphadenectomy

In 2012, Dr. Margaret Blair Marshall, MD had a list price for lymphadenectomy (lymph node dissection), lymph node procedures, and thoracic lymphadenectomy that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Massachusetts. 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

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2012 were thoracic (chest) surgery procedures, minimally invasive procedures, excision and dissection.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

dissection	16
doctor visit	228
excision	33
lobectomy	13
lymph node procedures	16
minimally invasive procedures	46
thoracic (chest) surgery procedures	46

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2013 were thoracic (chest) surgery procedures, minimally invasive procedures and excision.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

doctor visit	249
excision	12
minimally invasive procedures	12
thoracic (chest) surgery procedures	12

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	76
Female	90

**Ethnicity**
Non-Hispanic White	116
Black	39
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	51
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2013

Hypertension	75
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	39
Depression	19
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	0
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	28
Diabetes	31
Dementia	0
Cancer	54

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2014 were bronchoscopy, aspiration, dissection and thoracic (chest) surgery procedures.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

aspiration	22
bronchoscopy	22
dissection	11
doctor visit	244
excision	11
lymph node procedures	11
minimally invasive procedures	11
thoracic (chest) surgery procedures	11

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	80
Female	99

**Ethnicity**
Non-Hispanic White	135
Black	32
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	94
From 75 to 84	61
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2014

Hypertension	69
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	37
Depression	18
Chronic Kidney Disease	20
Asthma	11
Osteoperosis	11
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	24
Diabetes	25
Dementia	8
Cancer	54

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2015 were bronchoscopy, aspiration, thoracic (chest) surgery procedures and minimally invasive procedures.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

aspiration	33
bronchoscopy	33
dissection	11
doctor visit	257
excision	25
lymph node procedures	11
minimally invasive procedures	25
thoracic (chest) surgery procedures	25

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	200
Female	174

**Ethnicity**
Non-Hispanic White	256
Black	86
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	210
From 75 to 84	122
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2015

Hypertension	75
High Cholesterol	64
Stroke	0
Ischemic Heart Disease	44
Depression	21
Chronic Kidney Disease	21
Asthma	16
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	28
Diabetes	30
Dementia	6
Cancer	56

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2016 were bronchoscopy, aspiration, dissection and thoracic (chest) surgery procedures.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

aspiration	17
bronchoscopy	17
dissection	16
doctor visit	249
excision	16
lymph node procedures	16
minimally invasive procedures	16
thoracic (chest) surgery procedures	16

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	103
Female	93

**Ethnicity**
Non-Hispanic White	133
Black	44
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	69
85 and over	13
Less than 65	14

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2016

Hypertension	75
High Cholesterol	65
Stroke	8
Ischemic Heart Disease	45
Depression	20
Chronic Kidney Disease	31
Asthma	34
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	36
Diabetes	34
Dementia	8
Cancer	54

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2017 were dissection, thoracic (chest) surgery procedures, minimally invasive procedures and lymph node procedures.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

dissection	11
doctor visit	226
excision	11
lymph node procedures	11
minimally invasive procedures	11
thoracic (chest) surgery procedures	11

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	87
Female	103

**Ethnicity**
Non-Hispanic White	139
Black	39
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	92
From 75 to 84	72
85 and over	13
Less than 65	13

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2017

Hypertension	71
High Cholesterol	57
Stroke	9
Ischemic Heart Disease	49
Depression	18
Chronic Kidney Disease	32
Asthma	8
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	31
Diabetes	33
Dementia	6
Cancer	48

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2018 were thoracic (chest) surgery procedures, minimally invasive procedures and excision.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

doctor visit	184
excision	11
minimally invasive procedures	11
thoracic (chest) surgery procedures	11

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	68
Female	85

**Ethnicity**
Non-Hispanic White	112
Black	25
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	90
From 75 to 84	44
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2018

Hypertension	71
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	50
Depression	23
Chronic Kidney Disease	30
Asthma	14
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	16
Chronic Obstructive Pulmonary Disease	30
Diabetes	30
Dementia	0
Cancer	44

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	16
Female	29

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

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2019

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	51
Depression	36
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	0
Atrial Fibrilation	24
Heart Failure	31
Chronic Obstructive Pulmonary Disease	38
Diabetes	33
Dementia	27
Cancer	42

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

doctor visit	64

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	32
Female	42

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

**Age**
From 65 to 74	37
From 75 to 84	25
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2020

Hypertension	68
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	58
Depression	31
Chronic Kidney Disease	49
Asthma	0
Osteoperosis	0
Atrial Fibrilation	18
Heart Failure	26
Chronic Obstructive Pulmonary Disease	26
Diabetes	22
Dementia	22
Cancer	35

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2021 were dissection, thoracic (chest) surgery procedures, minimally invasive procedures and lymph node procedures.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

dissection	18
doctor visit	115
excision	18
lymph node procedures	18
minimally invasive procedures	18
thoracic (chest) surgery procedures	18

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	48
Female	61

**Ethnicity**
Non-Hispanic White	96
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	48
From 75 to 84	43
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2021

Hypertension	72
High Cholesterol	73
Stroke	0
Ischemic Heart Disease	42
Depression	35
Chronic Kidney Disease	34
Asthma	12
Osteoperosis	13
Atrial Fibrilation	16
Heart Failure	29
Chronic Obstructive Pulmonary Disease	40
Diabetes	21
Dementia	15
Cancer	39

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA during 2022 were dissection, thoracic (chest) surgery procedures, minimally invasive procedures and lymph node procedures.

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

dissection	14
doctor visit	147
excision	14
lymph node procedures	14
minimally invasive procedures	14
thoracic (chest) surgery procedures	14

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	54
Female	65

**Ethnicity**
Non-Hispanic White	107
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	54
From 75 to 84	44
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2022

Hypertension	75
High Cholesterol	74
Stroke	14
Ischemic Heart Disease	42
Depression	32
Chronic Kidney Disease	24
Asthma	17
Osteoperosis	13
Atrial Fibrilation	35
Heart Failure	22
Chronic Obstructive Pulmonary Disease	45
Diabetes	26
Dementia	9
Cancer	45

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Margaret Blair Marshall, MD for Medicare patients.

The highest averages for the top procedures that Dr. Margaret Blair Marshall, MD treated as a thoracic surgeon in Boston, MA were bronchoscopy, aspiration, minimally invasive procedures and thoracic (chest) surgery procedures.

aspiration	24
bronchoscopy	24
dissection	13
doctor visit	196
excision	16
lobectomy	13
lymph node procedures	13
minimally invasive procedures	18
thoracic (chest) surgery procedures	18

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Margaret Blair Marshall, MD.

**Gender**
Male	69
Female	76

**Ethnicity**
Black / African American	24
Asian / Pacific Islander	0
Non-Hispanic White	105
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	48
85 and over	2
Less than 65	2
65 to 74	76

Average of Total of Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Margaret Blair Marshall, MD treated were hypertension, high cholesterol, cancer and ischemic heart disease.

Hypertension	66
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	41
Depression	23
Chronic Kidney Disease	29
Asthma	10
Osteoporosis	6
Heart Failure	19
Chronic Obstructive Pulmonary Disease	29
Diabetes	25
Atrial Fibrillation	15
Dementia	9
Cancer	42

Education & Training

Dr. Margaret Blair Marshall, MD graduated from Georgetown University School of Medicine in 1991. She completed residency at Washington Hospital Center. She is certified by the American Board of Surgery and has a state license in Massachusetts.

Medical School: Georgetown University School of Medicine (1991)

Residency: Washington Hospital Center

Board Certification: American Board of Surgery (2000)

Licensed In: Massachusetts

Affiliations & Hospitals

Dr. Margaret Blair Marshall, MD is associated with these hospitals and organizations:

Sarasota Memorial Health Care System

SMH PHYSICIAN SERVICES INC

Ratings & Reviews

Dr. Margaret Blair Marshall, MD has an average of 1.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. Margaret Blair Marshall, MD from all over the web to help you find the right in Boston, MA.

Overall Rating

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General Payments

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

**Payments by Company**
Intuitive Surgical, Inc.	$52,774 DA VINCI SP $27,900	Da Vinci Surgical System $24,874
Medical Device Business Services, Inc.	$42,584 ECHELON ENDOPATH Stapler $13,647	EVICEL $13,500	SURGICEL NU-KNIT $7,840	SURGICEL Family of Absorbable Hemostats $3,920	HARMONIC Product Family $1,575	Other $2,102
Ethicon Inc.	$10,283 ECHELON ENDOPATH Stapler $5,970	ENSEAL Product Family $4,312
Siemens Medical Solutions USA, Inc.	$9,900 $9,900
Medela AG	$2,500 Invia Motion Endure $2,500
Other	$8,495 Endoscopy Other $1,406	TAGRISSO $1,074	Photofrin $821	SURGICAL $135	Orthobiologics $124	Other $4,935

**Types of Payments**
Consulting Fee	$54,413
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$37,500
Travel and Lodging	$18,098
Education	$8,500
Food and Beverage	$6,349
Other	$1,675

Research Payments

Dr. Margaret Blair Marshall, MD has received 2 research payments totaling $10,500.

Biography

Dr. Margaret Marshall's specialties are general surgery and thoracic surgery. These areas are among Dr. Marshall's clinical interests: esophageal cancer and lung cancer. She is affiliated with Sarasota Memorial Health Care System. Before performing her residency at Washington Hospital Center and Georgetown University Hospital, Dr. Marshall attended Georgetown University School of Medicine. According to Doctor.com, she is currently accepting new patients at her office in Boston, MA.

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Dr. Margaret Blair Marshall, MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Margaret Blair Marshall, MD in 2023

By Volume:

By Affordability:

By Affordability:

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. Margaret Blair Marshall, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Margaret Blair Marshall, MD 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. Margaret Blair Marshall, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

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