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Dr. John Timothy Barr, OD

(Dr. John T. Barr, O.D.)

(No ratings)

Specializes in: Optometry (Primary Eye Care)

Salus University, Pennsylvania College of Optometry (1988)

2567 Housley Road
Annapolis, MD 21401

(410) 224-2306

Dr. John Timothy Barr, OD is an optometrist in Annapolis, MD specializing in optometry (primary eye care). He graduated from Salus University, Pennsylvania College of Optometry in 1988 and has 38 years of experience.

Office Locations

2567 Housley Road
Annapolis, MD 21401

(410) 224-2306

(410) 224-0206

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Noteworthy Medicare Patient Procedures Performed by Dr. John Timothy Barr, OD in 2023

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

Top 25%

By Volume:

eye exam

By Affordability:

comprehensive eye exam

eye exam

In 2012, among providers in related specialties within Maryland, Dr. John Timothy Barr, OD performed more eye exam procedures for Medicare patients than 75% of them and he also had a list price for comprehensive eye exam, and eye exam that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2012 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

eye procedures	176

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2013 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	11
eye procedures	232

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	104
Female	148

**Ethnicity**
Non-Hispanic White	239
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	103
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2013

Hypertension	59
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	30
Depression	11
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	13
Chronic Obstructive Pulmonary Disease	8
Diabetes	35
Dementia	5
Cancer	8

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2014 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

eye procedures	210

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	102
Female	135

**Ethnicity**
Non-Hispanic White	222
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	97
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2014

Hypertension	61
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	26
Depression	12
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	14
Diabetes	27
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2015 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	17
eye procedures	261

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	242
Female	314

**Ethnicity**
Non-Hispanic White	520
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	272
From 75 to 84	196
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2015

Hypertension	55
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	25
Depression	15
Chronic Kidney Disease	15
Asthma	0
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	9
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2016 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	23
eye procedures	256

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	118
Female	155

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

**Age**
From 65 to 74	131
From 75 to 84	88
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2016

Hypertension	58
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	28
Depression	14
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	26
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2017 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	22
eye procedures	234

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	106
Female	164

**Ethnicity**
Non-Hispanic White	257
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	91
85 and over	38
Less than 65	14

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2017

Hypertension	61
High Cholesterol	37
Stroke	0
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	8
Chronic Obstructive Pulmonary Disease	13
Diabetes	23
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2018 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	17
eye procedures	274

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	143
Female	171

**Ethnicity**
Non-Hispanic White	287
Black	15
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	133
85 and over	35
Less than 65	15

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2018

Hypertension	64
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	28
Depression	21
Chronic Kidney Disease	22
Asthma	5
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	7
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2019 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	28
eye procedures	346

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	162
Female	206

**Ethnicity**
Non-Hispanic White	340
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	167
From 75 to 84	142
85 and over	46
Less than 65	13

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2019

Hypertension	61
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	30
Depression	18
Chronic Kidney Disease	19
Asthma	0
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2020 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	14
eye procedures	347

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	162
Female	202

**Ethnicity**
Non-Hispanic White	344
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	161
From 75 to 84	142
85 and over	43
Less than 65	18

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2020

Hypertension	58
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	19
Asthma	5
Osteoperosis	9
Atrial Fibrilation	10
Heart Failure	9
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2021 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	44
eye procedures	437

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	205
Female	264

**Ethnicity**
Non-Hispanic White	434
Black	15
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	178
85 and over	58
Less than 65	15

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2021

Hypertension	59
High Cholesterol	54
Stroke	2
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	25
Asthma	4
Osteoperosis	8
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD during 2022 were eye procedures.

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

doctor visit	43
eye procedures	455

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	196
Female	288

**Ethnicity**
Non-Hispanic White	451
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	223
From 75 to 84	183
85 and over	55
Less than 65	23

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2022

Hypertension	69
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	21
Depression	17
Chronic Kidney Disease	13
Asthma	4
Osteoperosis	15
Atrial Fibrilation	14
Heart Failure	9
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	4
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John Timothy Barr, OD for Medicare patients.

The highest averages for the top procedures that Dr. John Timothy Barr, OD treated as an optometrist in Annapolis, MD were eye procedures.

doctor visit	24
eye procedures	293

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John Timothy Barr, OD.

**Gender**
Male	140
Female	186

**Ethnicity**
Black / African American	4
Asian / Pacific Islander	0
Non-Hispanic White	304
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	123
85 and over	25
Less than 65	8
65 to 74	149

Average of Total of Conditions of Medicare patients treated by Dr. John Timothy Barr, OD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John Timothy Barr, OD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	55
High Cholesterol	46
Stroke	1
Ischemic Heart Disease	24
Depression	15
Chronic Kidney Disease	17
Asthma	3
Osteoporosis	6
Heart Failure	8
Chronic Obstructive Pulmonary Disease	8
Diabetes	22
Atrial Fibrillation	9
Dementia	5
Cancer	10

Education & Training

Dr. John Timothy Barr, OD graduated from Salus University, Pennsylvania College of Optometry in 1988. He has a state license in Maryland.

Medical School: Salus University, Pennsylvania College of Optometry (1988)

Licensed In: Maryland

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. John Timothy Barr, OD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Valeant Pharmaceuticals North America LLC	$223 BIOTRUE ONE DAY $115	ULTRA $108
Bausch & Lomb, a division of Bausch Health US, LLC	$158 Infuse $125	ULTRA $33
Abbott Laboratories	$119 Medical Optics $119
Shire North American Group Inc	$38 XIIDRA $38
Carl Zeiss Meditec AG	$19 None Specified $19
Other	$31 Acuvue $16	Infuse $15

**Types of Payments**
Food and Beverage	$532
Education	$38
Gift	$19

Biography

Dr. John Barr works as an optometry (primary eye care) specialist in Annapolis, MD. Dr. Barr has obtained a license to practice in Maryland.

Select Year:

Dr. John Timothy Barr, OD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John Timothy Barr, OD in 2023

By Volume:

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. John Timothy Barr, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Timothy Barr, OD 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. John Timothy Barr, OD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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