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Dr. Mary Elizabeth Callsen

(Mary Elizabeth Callsen, MD)

(5 Ratings)

Specializes in: Internal Medicine (Adult Medicine)

Ohio State University College of Medicine (1981)

7315 Wisconsin Avenue Suite 700 Johns Hopkins Community Physicians
Bethesda, MD 20814

(240) 235-9100

Dr. Mary Elizabeth Callsen is an internist in Bethesda, MD specializing in internal medicine (adult medicine). She graduated from Ohio State University College of Medicine in 1981 and has 45 years of experience. Dr. Mary Elizabeth Callsen is affiliated with Johns Hopkins Community Physicians - Downtown Bethesda and JOHNS HOPKINS COMMUNITY PHYSICIANS.

Office Locations

7315 Wisconsin Avenue Suite 700 Johns Hopkins Community Physicians
Bethesda, MD 20814

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Noteworthy Medicare Patient Procedures Performed by Dr. Mary Elizabeth Callsen in 2023

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

Top 25%

By Volume:

flu shot

preventive care

In 2012, Dr. Mary Elizabeth Callsen performed more flu shot, and preventive care procedures for Medicare patients than 75% of providers in related specialties within Maryland.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2012 were blood draw, preventive care and vaccines.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	195
doctor visit	333
preventive care	53
vaccines	53

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2013 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	157
doctor visit	411
lab tests	31
preventive care	63
vaccines	63

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	34
Female	167

**Ethnicity**
Non-Hispanic White	157
Black	16
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	95
From 75 to 84	58
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2013

Hypertension	56
High Cholesterol	43
Stroke	5
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	15
Asthma	5
Osteoperosis	9
Atrial Fibrilation	0
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	14
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2014 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	183
doctor visit	422
lab tests	28
preventive care	60
vaccines	60

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	53
Female	216

**Ethnicity**
Non-Hispanic White	200
Black	25
Hispanic	15
Asian	16
Other	13
Native American	0

**Age**
From 65 to 74	151
From 75 to 84	65
85 and over	41
Less than 65	12

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2014

Hypertension	56
High Cholesterol	42
Stroke	0
Ischemic Heart Disease	14
Depression	15
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	9
Atrial Fibrilation	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	18
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2015 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	286
diabetes management	23
doctor visit	543
lab tests	51
preventive care	267
vaccines	227

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	160
Female	516

**Ethnicity**
Non-Hispanic White	514
Black	58
Hispanic	36
Asian	34
Other	34
Native American	0

**Age**
From 65 to 74	384
From 75 to 84	166
85 and over	92
Less than 65	34

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2015

Hypertension	52
High Cholesterol	48
Stroke	4
Ischemic Heart Disease	17
Depression	16
Chronic Kidney Disease	14
Asthma	5
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	6
Chronic Obstructive Pulmonary Disease	4
Diabetes	16
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2016 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	308
diabetes management	45
doctor visit	631
lab tests	64
preventive care	241
vaccines	198

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	90
Female	264

**Ethnicity**
Non-Hispanic White	274
Black	26
Hispanic	17
Asian	21
Other	16
Native American	0

**Age**
From 65 to 74	199
From 75 to 84	101
85 and over	42
Less than 65	12

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2016

Hypertension	49
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	18
Depression	14
Chronic Kidney Disease	14
Asthma	6
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	6
Chronic Obstructive Pulmonary Disease	4
Diabetes	14
Dementia	5
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2017 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	381
cardiac procedures	17
diabetes management	47
doctor visit	709
lab tests	79
preventive care	283
vaccines	197

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	88
Female	280

**Ethnicity**
Non-Hispanic White	283
Black	25
Hispanic	18
Asian	23
Other	19
Native American	0

**Age**
From 65 to 74	214
From 75 to 84	104
85 and over	38
Less than 65	12

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2017

Hypertension	50
High Cholesterol	22
Stroke	3
Ischemic Heart Disease	17
Depression	17
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	12
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	0
Diabetes	16
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2018 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	389
cardiac procedures	21
diabetes management	63
doctor visit	682
lab tests	63
preventive care	199
vaccines	86

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	106
Female	319

**Ethnicity**
Non-Hispanic White	328
Black	26
Hispanic	19
Asian	23
Other	29
Native American	0

**Age**
From 65 to 74	253
From 75 to 84	122
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2018

Hypertension	52
High Cholesterol	55
Stroke	3
Ischemic Heart Disease	16
Depression	14
Chronic Kidney Disease	20
Asthma	5
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	6
Chronic Obstructive Pulmonary Disease	4
Diabetes	16
Dementia	5
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2019 were blood draw, preventive care, lab tests and diabetes management.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	329
cardiac procedures	16
diabetes management	71
doctor visit	850
lab tests	87
preventive care	166
vaccines	51

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	117
Female	356

**Ethnicity**
Non-Hispanic White	359
Black	34
Hispanic	20
Asian	29
Other	31
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	147
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2019

Hypertension	57
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	16
Depression	15
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	14
Atrial Fibrilation	7
Heart Failure	7
Chronic Obstructive Pulmonary Disease	4
Diabetes	19
Dementia	5
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2020 were preventive care, blood draw, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	119
diabetes management	34
doctor visit	675
lab tests	34
preventive care	146
vaccines	112

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	133
Female	356

**Ethnicity**
Non-Hispanic White	365
Black	39
Hispanic	20
Asian	29
Other	36
Native American	0

**Age**
From 65 to 74	258
From 75 to 84	162
85 and over	58
Less than 65	11

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2020

Hypertension	52
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	18
Depression	15
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	13
Atrial Fibrilation	8
Heart Failure	6
Chronic Obstructive Pulmonary Disease	3
Diabetes	18
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2021 were preventive care, blood draw, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	151
cardiac procedures	18
diabetes management	75
doctor visit	934
lab tests	75
preventive care	240
vaccines	119

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	149
Female	431

**Ethnicity**
Non-Hispanic White	417
Black	54
Hispanic	23
Asian	39
Other	47
Native American	0

**Age**
From 65 to 74	302
From 75 to 84	212
85 and over	54
Less than 65	12

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2021

Hypertension	58
High Cholesterol	66
Stroke	3
Ischemic Heart Disease	19
Depression	14
Chronic Kidney Disease	23
Asthma	6
Osteoperosis	17
Atrial Fibrilation	7
Heart Failure	6
Chronic Obstructive Pulmonary Disease	3
Diabetes	17
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD during 2022 were preventive care, blood draw, vaccines and lab tests.

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

blood draw	193
cardiac procedures	11
diabetes management	72
doctor visit	778
lab tests	72
preventive care	194
vaccines	93

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	147
Female	400

**Ethnicity**
Non-Hispanic White	403
Black	48
Hispanic	24
Asian	25
Other	47
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	212
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen in 2022

Hypertension	65
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	14
Depression	12
Chronic Kidney Disease	20
Asthma	8
Osteoperosis	24
Atrial Fibrilation	9
Heart Failure	4
Chronic Obstructive Pulmonary Disease	4
Diabetes	17
Dementia	4
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mary Elizabeth Callsen for Medicare patients.

The highest averages for the top procedures that Dr. Mary Elizabeth Callsen treated as an internist in Bethesda, MD were blood draw, preventive care, vaccines and lab tests.

blood draw	244
cardiac procedures	16
diabetes management	53
doctor visit	633
lab tests	58
preventive care	173
vaccines	114

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mary Elizabeth Callsen.

**Gender**
Male	97
Female	300

**Ethnicity**
Black / African American	31
Asian / Pacific Islander	21
Non-Hispanic White	300
Native American / Alaskan Native	0
Hispanic	18
Other	24

**Age**
75 to 84	122
85 and over	29
Less than 65	8
65 to 74	218

Average of Total of Conditions of Medicare patients treated by Dr. Mary Elizabeth Callsen From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Mary Elizabeth Callsen treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	49
High Cholesterol	45
Stroke	2
Ischemic Heart Disease	15
Depression	13
Chronic Kidney Disease	16
Asthma	4
Osteoporosis	11
Heart Failure	6
Chronic Obstructive Pulmonary Disease	3
Diabetes	15
Atrial Fibrillation	5
Dementia	5
Cancer	10

Education & Training

Dr. Mary Elizabeth Callsen graduated from Ohio State University College of Medicine in 1981. She has a state license in Maryland.

Medical School: Ohio State University College of Medicine (1981)

Licensed In: Maryland

Affiliations & Hospitals

Dr. Mary Elizabeth Callsen is associated with these hospitals and organizations:

Johns Hopkins Community Physicians - Downtown Bethesda

JOHNS HOPKINS COMMUNITY PHYSICIANS

Ratings & Reviews

Dr. Mary Elizabeth Callsen has a good overall rating with an average of 2.6 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Mary Elizabeth Callsen from all over the web to help you find the right in Bethesda, MD.

2.6

Overall Rating

(5 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Mary Elizabeth Callsen. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Medtronic USA, Inc.	$10 Spinal Cord Neurostimulation - Neuro $10

**Types of Payments**
Food and Beverage	$10

Biography

Dr. Mary Callsen is a graduate of Ohio State University College of Medicine. Patients gave her an average rating of 2.5 stars (out of 5). According to Yext, Dr. Callsen is not acceping new patients at this time.