In 2012, among providers in related specialties within Maryland, David Steven Blum, OD performed more eye procedures procedures for Medicare patients than 75% of them and he also had a list price for eye exam, intermediate eye exam, and visual field test 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 David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2012 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	92
eye procedures	281

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2013 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	95
eye procedures	304

2013 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	122
Female	193

**Ethnicity**
Non-Hispanic White	301
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	165
From 75 to 84	84
85 and over	46
Less than 65	20

Conditions of Medicare patients treated by David Steven Blum, OD in 2013

Hypertension	65
High Cholesterol	66
Stroke	4
Ischemic Heart Disease	38
Depression	13
Chronic Kidney Disease	13
Asthma	4
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	31
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2014 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	112
eye procedures	311

2014 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	126
Female	200

**Ethnicity**
Non-Hispanic White	310
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	175
From 75 to 84	89
85 and over	39
Less than 65	23

Conditions of Medicare patients treated by David Steven Blum, OD in 2014

Hypertension	67
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	11
Asthma	3
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	34
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2015 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	135
eye procedures	304

2015 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	272
Female	404

**Ethnicity**
Non-Hispanic White	640
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	348
From 75 to 84	188
85 and over	100
Less than 65	40

Conditions of Medicare patients treated by David Steven Blum, OD in 2015

Hypertension	65
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	29
Depression	13
Chronic Kidney Disease	13
Asthma	6
Osteoperosis	4
Atrial Fibrilation	13
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	33
Dementia	4
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2016 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	171
eye procedures	299

2016 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	152
Female	208

**Ethnicity**
Non-Hispanic White	334
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	183
From 75 to 84	102
85 and over	47
Less than 65	28

Conditions of Medicare patients treated by David Steven Blum, OD in 2016

Hypertension	66
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	29
Depression	17
Chronic Kidney Disease	18
Asthma	12
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2017 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	225
eye procedures	313

2017 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	164
Female	233

**Ethnicity**
Non-Hispanic White	373
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	109
85 and over	62
Less than 65	23

Conditions of Medicare patients treated by David Steven Blum, OD in 2017

Hypertension	66
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	31
Depression	16
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	35
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2018 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	166
eye procedures	441

2018 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	185
Female	272

**Ethnicity**
Non-Hispanic White	411
Black	25
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	224
From 75 to 84	157
85 and over	50
Less than 65	26

Conditions of Medicare patients treated by David Steven Blum, OD in 2018

Hypertension	66
High Cholesterol	65
Stroke	4
Ischemic Heart Disease	29
Depression	16
Chronic Kidney Disease	23
Asthma	5
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	8
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2019 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	214
eye procedures	460

2019 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	222
Female	266

**Ethnicity**
Non-Hispanic White	450
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	267
From 75 to 84	152
85 and over	40
Less than 65	29

Conditions of Medicare patients treated by David Steven Blum, OD in 2019

Hypertension	67
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	26
Asthma	4
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	33
Dementia	5
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2020 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	110
eye procedures	516

2020 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	186
Female	266

**Ethnicity**
Non-Hispanic White	400
Black	32
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	138
85 and over	51
Less than 65	26

Conditions of Medicare patients treated by David Steven Blum, OD in 2020

Hypertension	63
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	27
Asthma	4
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	8
Diabetes	34
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2021 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	108
eye procedures	547

2021 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	192
Female	287

**Ethnicity**
Non-Hispanic White	435
Black	28
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	173
85 and over	37
Less than 65	27

Conditions of Medicare patients treated by David Steven Blum, OD in 2021

Hypertension	69
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	27
Asthma	5
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	35
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD during 2022 were eye procedures.

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

doctor visit	120
eye procedures	606

2022 Medicare Patient Data

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	187
Female	268

**Ethnicity**
Non-Hispanic White	396
Black	32
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	165
85 and over	47
Less than 65	23

Conditions of Medicare patients treated by David Steven Blum, OD in 2022

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	24
Depression	18
Chronic Kidney Disease	15
Asthma	7
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	8
Chronic Obstructive Pulmonary Disease	10
Diabetes	32
Dementia	4
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by David Steven Blum, OD for Medicare patients.

The highest averages for the top procedures that David Steven Blum, OD treated as an optometrist in Baltimore, MD were eye procedures.

doctor visit	140
eye procedures	398

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by David Steven Blum, OD.

**Gender**
Male	164
Female	236

**Ethnicity**
Black / African American	12
Asian / Pacific Islander	0
Non-Hispanic White	368
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	123
85 and over	47
Less than 65	24
65 to 74	205

Average of Total of Conditions of Medicare patients treated by David Steven Blum, OD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that David Steven Blum, OD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	60
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	17
Asthma	5
Osteoporosis	6
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	29
Atrial Fibrillation	10
Dementia	5
Cancer	10

Education & Training

He has a state license in Maryland.

Licensed In: Maryland

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General Payments

These charts describe general payments received by David Steven Blum, OD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Johnson & Johnson Surgical Vision, Inc.	$189 Healon Viscoelastics $189
Allergan Inc.	$93 RESTASIS $93
Alcon Laboratories Inc	$71 LenSx $71
Alcon Research Ltd	$48 $48
Carl Zeiss Meditec AG	$19 None Specified $19
Other	$29 MyDay Contact Lens $13	Acuvue $12	$5