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Dr. Mary Ellen O'Sullivan, EDD

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Specializes in: Psychology

10 Adams Street Suite 2
North Chelmsford, MA 01863

(978) 251-7337

Dr. Mary Ellen O'Sullivan, EDD is a psychologist in North Chelmsford, MA specializing in psychology.

Office Locations

10 Adams Street Suite 2
North Chelmsford, MA 01863

(978) 251-7337

(978) 251-8453

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2012 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	105

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2013 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	82

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2014 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	65

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD.

**Gender**
Male	0
Female	18

**Ethnicity**
Non-Hispanic White	18
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2014

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	0
Depression	72
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2015 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	126

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD.

**Gender**
Male	0
Female	32

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

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2015

Hypertension	0
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2016 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	125

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD.

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

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2016

Hypertension	69
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2017 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	155

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD.

**Gender**
Male	0
Female	14

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

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2017

Hypertension	0
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2018 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	148

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2018

Hypertension	0
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	58
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2019 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	133

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2019

Hypertension	0
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	0
Depression	65
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2020 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	105

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2020

Hypertension	0
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	73
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2021 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	141

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2021

Hypertension	0
High Cholesterol	0
Stroke	0
Ischemic Heart Disease	0
Depression	75
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA during 2022 were mental health therapy.

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

mental health therapy	89

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD.

**Gender**
Male	0
Female	15

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

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mary Ellen O'Sullivan, EDD for Medicare patients.

The highest averages for the top procedures that Dr. Mary Ellen O'Sullivan, EDD treated as a psychologist in North Chelmsford, MA were mental health therapy.

mental health therapy	115

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD.

**Gender**
Male	0
Female	7

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	8
Native American / Alaskan Native	0
Hispanic	0
Other	0

Average of Total of Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mary Ellen O'Sullivan, EDD treated were depression, hypertension and high cholesterol.

Hypertension	13
High Cholesterol	11
Stroke	0
Ischemic Heart Disease	0
Depression	51
Chronic Kidney Disease	0
Asthma	0
Osteoporosis	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Atrial Fibrillation	0
Dementia	0
Cancer	0

Education & Training

She has a state license in Massachusetts.

Licensed In: Massachusetts

Ratings & Reviews

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Biography

Dr. Mary O'Sullivan is a psychology specialist in North Chelmsford, MA. Dr. O'Sullivan has obtained a license to practice in Massachusetts.

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Dr. Mary Ellen O'Sullivan, EDD

Office Locations

Therapy on Your Terms

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

Conditions of Medicare patients treated by Dr. Mary Ellen O'Sullivan, EDD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

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. Mary Ellen O'Sullivan, EDD From 2012 - 2022

Education & Training

Ratings & Reviews

Biography