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Dr. Douglas Stewart Fritz, MD

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Specializes in: Internal Medicine (Adult Medicine)

6 Kimball Lane Suite 120
Lynnfield, MA 01940

(781) 213-4040

Dr. Douglas Stewart Fritz, MD is an internist in Lynnfield, MA specializing in internal medicine (adult medicine).

Office Locations

6 Kimball Lane Suite 120
Lynnfield, MA 01940

(781) 213-4040

(781) 213-5064

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2012 were blood draw.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

blood draw	13
doctor visit	147

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2013 were blood draw.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

blood draw	44
doctor visit	216

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	61
Female	91

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

**Age**
From 65 to 74	45
From 75 to 84	39
85 and over	20
Less than 65	48

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2013

Hypertension	51
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	25
Depression	24
Chronic Kidney Disease	14
Asthma	10
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	16
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2014 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

blood draw	73
doctor visit	237
lab tests	13
preventive care	18
vaccines	18

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	56
Female	80

**Ethnicity**
Non-Hispanic White	122
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	39
From 75 to 84	31
85 and over	14
Less than 65	52

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2014

Hypertension	56
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	18
Depression	33
Chronic Kidney Disease	13
Asthma	10
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	0
Chronic Obstructive Pulmonary Disease	12
Diabetes	15
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2015 were blood draw.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

blood draw	80
doctor visit	285

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	140
Female	168

**Ethnicity**
Non-Hispanic White	278
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	58
85 and over	32
Less than 65	104

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2015

Hypertension	50
High Cholesterol	39
Stroke	0
Ischemic Heart Disease	19
Depression	31
Chronic Kidney Disease	16
Asthma	12
Osteoperosis	0
Atrial Fibrilation	9
Heart Failure	0
Chronic Obstructive Pulmonary Disease	10
Diabetes	19
Dementia	0
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2016 were blood draw, preventive care, vaccines and lab tests.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

blood draw	88
doctor visit	296
lab tests	26
preventive care	30
vaccines	30

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	64
Female	108

**Ethnicity**
Non-Hispanic White	159
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	27
85 and over	13
Less than 65	64

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2016

Hypertension	53
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	17
Depression	36
Chronic Kidney Disease	24
Asthma	19
Osteoperosis	8
Atrial Fibrilation	7
Heart Failure	0
Chronic Obstructive Pulmonary Disease	15
Diabetes	24
Dementia	7
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2017 were lab tests and blood draw.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

blood draw	13
doctor visit	275
lab tests	13

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	94
Female	93

**Ethnicity**
Non-Hispanic White	133
Black	0
Hispanic	0
Asian	40
Other	0
Native American	0

**Age**
From 65 to 74	55
From 75 to 84	41
85 and over	11
Less than 65	80

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2017

Hypertension	57
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	20
Depression	34
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	10
Atrial Fibrilation	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	17
Diabetes	26
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2018 were preventive care, vaccines, lab tests and diabetes management.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

diabetes management	18
doctor visit	600
lab tests	18
preventive care	62
vaccines	44

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	109
Female	168

**Ethnicity**
Non-Hispanic White	176
Black	0
Hispanic	0
Asian	75
Other	0
Native American	0

**Age**
From 65 to 74	88
From 75 to 84	61
85 and over	15
Less than 65	113

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2018

Hypertension	58
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	24
Depression	36
Chronic Kidney Disease	32
Asthma	8
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	22
Diabetes	33
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2019 were preventive care, lab tests, diabetes management and vaccines.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

anorectal procedures	11
diabetes management	193
doctor visit	1549
ear procedures	13
lab tests	305
preventive care	360
pulmonary testing	28
vaccines	142

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	201
Female	365

**Ethnicity**
Non-Hispanic White	360
Black	0
Hispanic	40
Asian	141
Other	0
Native American	0

**Age**
From 65 to 74	211
From 75 to 84	108
85 and over	35
Less than 65	212

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2019

Hypertension	63
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	24
Depression	33
Chronic Kidney Disease	34
Asthma	7
Osteoperosis	9
Atrial Fibrilation	7
Heart Failure	14
Chronic Obstructive Pulmonary Disease	21
Diabetes	35
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2020 were lab tests, preventive care, diabetes management and vaccines.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

anorectal procedures	11
diabetes management	224
doctor visit	1839
ear procedures	13
lab tests	380
preventive care	356
pulmonary testing	22
vaccines	105

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	354
Female	423

**Ethnicity**
Non-Hispanic White	563
Black	0
Hispanic	51
Asian	138
Other	0
Native American	0

**Age**
From 65 to 74	287
From 75 to 84	198
85 and over	53
Less than 65	239

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2020

Hypertension	62
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	29
Depression	27
Chronic Kidney Disease	39
Asthma	7
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	15
Chronic Obstructive Pulmonary Disease	17
Diabetes	38
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2021 were lab tests, preventive care, diabetes management and blood draw.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

anorectal procedures	29
blood draw	100
diabetes management	259
doctor visit	1637
ear procedures	13
lab tests	761
preventive care	448
pulmonary testing	25
thyroid function tests	39
vaccines	92

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	340
Female	399

**Ethnicity**
Non-Hispanic White	541
Black	0
Hispanic	53
Asian	114
Other	0
Native American	0

**Age**
From 65 to 74	287
From 75 to 84	191
85 and over	59
Less than 65	202

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2021

Hypertension	63
High Cholesterol	63
Stroke	2
Ischemic Heart Disease	29
Depression	22
Chronic Kidney Disease	40
Asthma	6
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	17
Diabetes	34
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2022 were lab tests, preventive care, blood draw and diabetes management.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

anorectal procedures	22
blood draw	327
diabetes management	268
doctor visit	1821
ear procedures	11
lab tests	1514
preventive care	590
thyroid function tests	124
vaccines	31

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	355
Female	473

**Ethnicity**
Non-Hispanic White	598
Black	0
Hispanic	66
Asian	132
Other	0
Native American	0

**Age**
From 65 to 74	329
From 75 to 84	223
85 and over	68
Less than 65	208

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2022

Hypertension	72
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	19
Depression	19
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	10
Atrial Fibrilation	13
Heart Failure	13
Chronic Obstructive Pulmonary Disease	20
Diabetes	33
Dementia	5
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA during 2023 were preventive care, lab tests, diabetes management and vaccines.

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

diabetes management	22
doctor visit	285
lab tests	22
preventive care	41
vaccines	19

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	108
Female	88

**Ethnicity**
Non-Hispanic White	179
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	83
From 75 to 84	66
85 and over	16
Less than 65	31

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2023

Hypertension	71
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	28
Depression	25
Chronic Kidney Disease	28
Asthma	13
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	14
Chronic Obstructive Pulmonary Disease	18
Diabetes	31
Dementia	7
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Douglas Stewart Fritz, MD for Medicare patients.

The highest averages for the top procedures that Dr. Douglas Stewart Fritz, MD treated as an internist in Lynnfield, MA were lab tests, preventive care, diabetes management and blood draw.

anorectal procedures	18
blood draw	92
diabetes management	164
doctor visit	765
ear procedures	12
lab tests	339
preventive care	238
pulmonary testing	25
thyroid function tests	81
vaccines	60

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Douglas Stewart Fritz, MD.

**Gender**
Male	156
Female	204

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	53
Non-Hispanic White	270
Hispanic	17
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	86
85 and over	28
Less than 65	112
65 to 74	133

Average of Total of Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Douglas Stewart Fritz, MD treated were hypertension, high cholesterol, depression and diabetes.

Hypertension	54
High Cholesterol	49
Stroke	2
Ischemic Heart Disease	21
Depression	26
Chronic Kidney Disease	24
Asthma	9
Osteoporosis	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Atrial Fibrillation	9
Cancer	8
Dementia	4

Education & Training

He has a state license in Massachusetts.

Licensed In: Massachusetts

Ratings & Reviews

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General Payments

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

**Payments by Company**
Pfizer Inc.	$1,702 ELIQUIS $613	COLOGUARD DNA CAPTURE REAGENTS $301	CHANTIX $200	COLOGUARD $174	PREVNAR - 13 $117	Other $298
AstraZeneca Pharmaceuticals LP	$1,453 FARXIGA $398	BRILINTA $312	BREZTRI $290	SYMBICORT $281	BEVESPI AEROSPHERE $36	Other $136
AbbVie Inc.	$980 UBRELVY $527	VRAYLAR $274	QULIPTA $75	Creon $63	LINZESS $42
Boehringer Ingelheim Pharmaceuticals, Inc.	$818 SPIRIVA RESPIMAT $502	JARDIANCE $233	GLYXAMBI $32	STIOLTO $18	Spiriva $16	Other $17
Merck Sharp & Dohme Corporation	$725 STEGLATRO $328	BELSOMRA $131	PNEUMOVAX 23 $58	DELSTRIGO $53	GARDASIL9 $52	Other $104
Other	$6,632 RYBELSUS $417	AJOVY $400	TRELEGY ELLIPTA $323	ELIQUIS $314	NURTEC ODT $288	Other $4,890

**Types of Payments**
Food and Beverage	$12,152
Education	$160

Select Year:

Dr. Douglas Stewart Fritz, 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. Douglas Stewart Fritz, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Douglas Stewart Fritz, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

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