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Home > MD Providers > Neurologists

Dr. Merrill Ansher, MD

(Dr. Merrill Ansher, MD)

(7 Ratings)

Specializes in: Neurology (Brain & Spinal Cord Disease)

11055 Little Patuxent Parkway Suite 209
Columbia, MD 21044

(410) 884-0191

Dr. Merrill Ansher, MD is a neurologist in Columbia, MD specializing in neurology (brain & spinal cord disease).

Office Locations

11055 Little Patuxent Parkway Suite 209
Columbia, MD 21044

(410) 884-0191

(510) 997-2607

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Noteworthy Medicare Patient Procedures Performed by Dr. Merrill Ansher, MD in 2023

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

Top 25%

By Volume:

electroencephalography

In 2012, Dr. Merrill Ansher, MD performed more electroencephalography (EEG) 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. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2012 were diagnostic procedures, hospital care, inpatient care and electroencephalography (EEG).

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	386
doctor visit	749
electroencephalography (EEG)	88
hospital care	192
inpatient care	192
sleep study	17

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2013 were hospital care, inpatient care, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

ambulatory monitoring	18
diagnostic procedures	48
doctor visit	681
electroencephalography (EEG)	101
hospital care	236
inpatient care	236

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	229
Female	280

**Ethnicity**
Non-Hispanic White	387
Black	93
Hispanic	0
Asian	15
Other	0
Native American	0

**Age**
From 65 to 74	208
From 75 to 84	189
85 and over	53
Less than 65	59

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2013

Hypertension	70
High Cholesterol	66
Stroke	23
Ischemic Heart Disease	36
Depression	25
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	9
Atrial Fibrilation	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	31
Dementia	25
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2014 were hospital care, inpatient care, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	54
doctor visit	663
electroencephalography (EEG)	110
hospital care	306
inpatient care	306

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	237
Female	309

**Ethnicity**
Non-Hispanic White	418
Black	85
Hispanic	0
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	215
From 75 to 84	203
85 and over	60
Less than 65	68

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2014

Hypertension	68
High Cholesterol	64
Stroke	24
Ischemic Heart Disease	35
Depression	27
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	31
Dementia	24
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2015 were hospital care, inpatient care, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	44
doctor visit	721
electroencephalography (EEG)	77
hospital care	337
inpatient care	337

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	488
Female	592

**Ethnicity**
Non-Hispanic White	826
Black	180
Hispanic	0
Asian	38
Other	0
Native American	0

**Age**
From 65 to 74	454
From 75 to 84	398
85 and over	122
Less than 65	106

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2015

Hypertension	68
High Cholesterol	69
Stroke	24
Ischemic Heart Disease	39
Depression	27
Chronic Kidney Disease	23
Asthma	9
Osteoperosis	9
Atrial Fibrilation	15
Heart Failure	17
Chronic Obstructive Pulmonary Disease	9
Diabetes	35
Dementia	23
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2016 were hospital care, inpatient care, electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	51
doctor visit	836
electroencephalography (EEG)	163
hospital care	276
inpatient care	276

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	275
Female	397

**Ethnicity**
Non-Hispanic White	495
Black	129
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	229
85 and over	93
Less than 65	80

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2016

Hypertension	72
High Cholesterol	64
Stroke	23
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	29
Asthma	14
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	33
Dementia	32
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2017 were electroencephalography (EEG), hospital care, inpatient care and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	52
doctor visit	970
electroencephalography (EEG)	325
hospital care	156
inpatient care	156

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	353
Female	464

**Ethnicity**
Non-Hispanic White	579
Black	165
Hispanic	13
Asian	40
Other	20
Native American	0

**Age**
From 65 to 74	307
From 75 to 84	283
85 and over	134
Less than 65	93

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2017

Hypertension	73
High Cholesterol	59
Stroke	22
Ischemic Heart Disease	38
Depression	30
Chronic Kidney Disease	36
Asthma	7
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	13
Diabetes	35
Dementia	35
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2018 were electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	54
doctor visit	1047
electroencephalography (EEG)	379

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	403
Female	481

**Ethnicity**
Non-Hispanic White	638
Black	171
Hispanic	0
Asian	40
Other	0
Native American	0

**Age**
From 65 to 74	322
From 75 to 84	342
85 and over	143
Less than 65	77

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2018

Hypertension	75
High Cholesterol	70
Stroke	22
Ischemic Heart Disease	38
Depression	36
Chronic Kidney Disease	39
Asthma	7
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	36
Dementia	38
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2019 were electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	46
doctor visit	958
electroencephalography (EEG)	450

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	399
Female	508

**Ethnicity**
Non-Hispanic White	626
Black	195
Hispanic	0
Asian	47
Other	22
Native American	0

**Age**
From 65 to 74	315
From 75 to 84	350
85 and over	160
Less than 65	82

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	24
Ischemic Heart Disease	39
Depression	38
Chronic Kidney Disease	43
Asthma	10
Osteoperosis	13
Atrial Fibrilation	14
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	35
Dementia	39
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2020 were electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	61
doctor visit	864
electroencephalography (EEG)	361

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	331
Female	448

**Ethnicity**
Non-Hispanic White	553
Black	160
Hispanic	0
Asian	33
Other	0
Native American	0

**Age**
From 65 to 74	270
From 75 to 84	311
85 and over	116
Less than 65	82

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2020

Hypertension	74
High Cholesterol	68
Stroke	23
Ischemic Heart Disease	35
Depression	36
Chronic Kidney Disease	43
Asthma	10
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	36
Dementia	37
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2021 were electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	65
doctor visit	839
electroencephalography (EEG)	249

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	304
Female	395

**Ethnicity**
Non-Hispanic White	501
Black	126
Hispanic	0
Asian	32
Other	0
Native American	0

**Age**
From 65 to 74	238
From 75 to 84	297
85 and over	96
Less than 65	68

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2021

Hypertension	74
High Cholesterol	69
Stroke	23
Ischemic Heart Disease	36
Depression	32
Chronic Kidney Disease	40
Asthma	8
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	9
Diabetes	35
Dementia	35
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2022 were electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	75
doctor visit	955
electroencephalography (EEG)	183

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	324
Female	391

**Ethnicity**
Non-Hispanic White	507
Black	138
Hispanic	11
Asian	38
Other	21
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	322
85 and over	100
Less than 65	51

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	31
Ischemic Heart Disease	29
Depression	29
Chronic Kidney Disease	29
Asthma	12
Osteoperosis	17
Atrial Fibrilation	20
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	35
Dementia	27
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD during 2023 were electroencephalography (EEG) and diagnostic procedures.

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

diagnostic procedures	60
doctor visit	982
electroencephalography (EEG)	269

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Male	329
Female	452

**Ethnicity**
Non-Hispanic White	553
Black	163
Hispanic	0
Asian	28
Other	23
Native American	0

**Age**
From 65 to 74	281
From 75 to 84	324
85 and over	122
Less than 65	54

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	31
Ischemic Heart Disease	29
Depression	31
Chronic Kidney Disease	30
Asthma	13
Osteoperosis	18
Atrial Fibrilation	20
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	36
Dementia	28
Cancer	18

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Merrill Ansher, MD for Medicare patients.

The highest averages for the top procedures that Dr. Merrill Ansher, MD treated as a neurologist in Columbia, MD were hospital care, inpatient care, electroencephalography (EEG) and diagnostic procedures.

ambulatory monitoring	18
diagnostic procedures	83
doctor visit	855
electroencephalography (EEG)	229
hospital care	250
inpatient care	250
sleep study	17

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Merrill Ansher, MD.

**Gender**
Female	393
Male	306

**Ethnicity**
Black / African American	133
Asian / Pacific Islander	27
Non-Hispanic White	506
Native American / Alaskan Native	0
Hispanic	2
Other	8

**Age**
75 to 84	270
85 and over	99
Less than 65	68
65 to 74	260

Average of Total of Conditions of Medicare patients treated by Dr. Merrill Ansher, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Merrill Ansher, MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	66
High Cholesterol	62
Stroke	22
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	29
Asthma	8
Osteoporosis	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Atrial Fibrillation	13
Dementia	28
Cancer	12

Education & Training

He has a state license in Maryland.

Licensed In: Maryland

Ratings & Reviews

Dr. Merrill Ansher, MD has a high overall rating with an average of 4.21 out of 5 stars based on 7 ratings. We collect ratings and reviews of Dr. Merrill Ansher, MD from all over the web to help you find the right in Columbia, MD.

4.21

Overall Rating

(7 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Teva Pharmaceuticals USA, Inc.	$1,722 COPAXONE $625	AJOVY $473	Zecuity $114	NUVIGIL $94	AUSTEDO $55	Other $361
Novartis Pharmaceuticals Corporation	$1,486 Gilenya $639	MAYZENT $402	Aimovig $194	KESIMPTA $66	EXELON PATCH $39	Other $146
Biogen, Inc.	$1,142 TECFIDERA $435	Vumerity $225	PLEGRIDY $197	AVONEX $152	ZINBRYTA $69	Other $65
UCB, Inc.	$1,053 Briviact $613	Vimpat $331	Neupro $109
GENZYME CORPORATION	$886 AUBAGIO $653	LEMTRADA $169	POMPE - DISEASE $64
Other	$9,597 BOTOX $768	APTIOM $739	ONZETRA Xsail $448	SOLIQUA 100/33 $350	Betaseron $336	Other $6,956

**Types of Payments**
Food and Beverage	$15,076
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$448
Education	$348
Honoraria	$14

Biography

Dr. Merrill Ansher's area of specialization is neurology (brain & spinal cord disease). He attended medical school at Johns Hopkins University School of Medicine.

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Dr. Merrill Ansher, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Merrill Ansher, MD in 2023

By Volume:

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. Merrill Ansher, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Merrill Ansher, 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. Merrill Ansher, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

Other Providers in Columbia, MD