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Home > NY Providers > Ophthalmologists

Dr. Mark Louis Hornfeld, DO

Claimed Profile

(5 Ratings)

Specializes in: Ophthalmology (Eye Disease)

125 W 79th Street
New York, NY 10024

(212) 580-8881

Dr. Mark Louis Hornfeld, DO is an ophthalmologist in New York, NY specializing in ophthalmology (eye disease).

Office Locations

125 W 79th Street
New York, NY 10024

(212) 580-8881

1-844-403-8059

open_in_new

In The News

“Dr. Mark Hornfeld, 41, who lives on W. 76th St. and has offices in Brooklyn and lower Manhattan, signed a statement acknowledging that his ability to treat girls would be "permanently restricted"...”—"NO SHORT EYES FOR DOC", New York Daily News, December 2003

“According to the DA, ophthalmologist Dr. Mark Hornfeld, 38, contacted a person he believed to be a 14-year-old girl in an America Online chat room and told her he wanted "to come pick you up on...”—"4 NABBED IN UNDERAGE-TRYST TWIST", New York Post, October 2001

Noteworthy Medicare Patient Procedures Performed by Dr. Mark Louis Hornfeld, DO in 2024

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

Top 25%

By Volume:

laser eye surgery

punctal plug insertion

In 2012, Dr. Mark Louis Hornfeld, DO performed more laser eye surgery, and punctal plug insertion procedures for Medicare patients than 75% of providers in related specialties within New York.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2012 were eye procedures, lacrimal (tearing system) procedures, laser treatment and allergy testing.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

allergy testing	235
capsulotomy	21
cyst removal	71
excision	90
eye procedures	4745
lacrimal (tearing system) procedures	827
laser treatment	422
photocoagulation	43
removal of lesion (e.g. growth)	71
tonometry	152
ultrasound (sonogram)	106

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2013 were eye procedures, lacrimal (tearing system) procedures, tonometry and allergy testing.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

allergy testing	323
cyst removal	79
excision	96
eye procedures	4339
lacrimal (tearing system) procedures	776
laser treatment	302
photocoagulation	21
removal of lesion (e.g. growth)	79
tonometry	393
ultrasound (sonogram)	100

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	155
Female	335

**Ethnicity**
Non-Hispanic White	54
Black	21
Hispanic	395
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	180
From 75 to 84	167
85 and over	68
Less than 65	75

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2013

Hypertension	75
High Cholesterol	64
Stroke	3
Ischemic Heart Disease	64
Depression	16
Chronic Kidney Disease	18
Asthma	15
Osteoperosis	12
Atrial Fibrilation	4
Heart Failure	23
Chronic Obstructive Pulmonary Disease	8
Diabetes	59
Dementia	13
Cancer	6

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2014 were eye procedures, lacrimal (tearing system) procedures, tonometry and allergy testing.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

allergy testing	324
cyst removal	75
excision	102
eye procedures	3896
lacrimal (tearing system) procedures	708
laser treatment	222
removal of lesion (e.g. growth)	75
tonometry	471
ultrasound (sonogram)	40

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	143
Female	304

**Ethnicity**
Non-Hispanic White	44
Black	24
Hispanic	361
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	162
From 75 to 84	163
85 and over	57
Less than 65	65

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2014

Hypertension	75
High Cholesterol	64
Stroke	3
Ischemic Heart Disease	60
Depression	18
Chronic Kidney Disease	21
Asthma	13
Osteoperosis	11
Atrial Fibrilation	4
Heart Failure	20
Chronic Obstructive Pulmonary Disease	8
Diabetes	59
Dementia	11
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2015 were eye procedures, laser treatment, lacrimal (tearing system) procedures and tonometry.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

allergy testing	165
cyst removal	12
evoked potential test	45
excision	38
eye procedures	3804
lacrimal (tearing system) procedures	330
laser treatment	362
photocoagulation	23
removal of lesion (e.g. growth)	12
tonometry	202
ultrasound (sonogram)	55

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	270
Female	588

**Ethnicity**
Non-Hispanic White	100
Black	42
Hispanic	686
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	302
From 75 to 84	320
85 and over	106
Less than 65	130

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2015

Hypertension	75
High Cholesterol	61
Stroke	3
Ischemic Heart Disease	52
Depression	18
Chronic Kidney Disease	28
Asthma	16
Osteoperosis	12
Atrial Fibrilation	4
Heart Failure	18
Chronic Obstructive Pulmonary Disease	6
Diabetes	64
Dementia	10
Cancer	6

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2016 were allergy testing, skin testing, minimally invasive procedures and eye procedures.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

allergy testing	6259
cyst removal	14
evoked potential test	55
excision	37
eye procedures	3169
lacrimal (tearing system) procedures	310
laser treatment	240
minimally invasive procedures	6120
removal of lesion (e.g. growth)	14
skin testing	6120
tonometry	192
ultrasound (sonogram)	60

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	112
Female	239

**Ethnicity**
Non-Hispanic White	46
Black	16
Hispanic	275
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	115
From 75 to 84	129
85 and over	54
Less than 65	53

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2016

Hypertension	75
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	50
Depression	17
Chronic Kidney Disease	43
Asthma	19
Osteoperosis	12
Atrial Fibrilation	5
Heart Failure	19
Chronic Obstructive Pulmonary Disease	10
Diabetes	66
Dementia	12
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2017 were skin testing, minimally invasive procedures, allergy testing and eye procedures.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

ablation	15
allergy testing	3744
evoked potential test	86
excision	48
eye procedures	3180
lacrimal (tearing system) procedures	194
laser treatment	221
minimally invasive procedures	3744
photocoagulation	15
skin testing	3744
tonometry	29
ultrasound (sonogram)	60

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	112
Female	260

**Ethnicity**
Non-Hispanic White	58
Black	19
Hispanic	272
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	142
From 75 to 84	134
85 and over	53
Less than 65	43

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2017

Hypertension	75
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	49
Depression	16
Chronic Kidney Disease	45
Asthma	13
Osteoperosis	12
Atrial Fibrilation	7
Heart Failure	18
Chronic Obstructive Pulmonary Disease	9
Diabetes	61
Dementia	12
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2018 were skin testing, minimally invasive procedures, allergy testing and eye procedures.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

ablation	18
allergy testing	3241
evoked potential test	86
excision	47
eye procedures	3134
lacrimal (tearing system) procedures	146
laser treatment	275
minimally invasive procedures	3241
photocoagulation	18
skin testing	3241
ultrasound (sonogram)	74

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	120
Female	230

**Ethnicity**
Non-Hispanic White	72
Black	17
Hispanic	233
Asian	12
Other	16
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	131
85 and over	51
Less than 65	30

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2018

Hypertension	75
High Cholesterol	71
Stroke	12
Ischemic Heart Disease	46
Depression	19
Chronic Kidney Disease	40
Asthma	13
Osteoperosis	16
Atrial Fibrilation	9
Heart Failure	19
Chronic Obstructive Pulmonary Disease	8
Diabetes	50
Dementia	15
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2019 were eye procedures, skin testing, minimally invasive procedures and allergy testing.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

ablation	19
allergy testing	2088
evoked potential test	75
excision	32
eye procedures	3106
lab tests	42
lacrimal (tearing system) procedures	178
laser treatment	326
minimally invasive procedures	2088
photocoagulation	19
skin testing	2088
ultrasound (sonogram)	73

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	115
Female	217

**Ethnicity**
Non-Hispanic White	84
Black	18
Hispanic	208
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	124
From 75 to 84	129
85 and over	51
Less than 65	28

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2019

Hypertension	75
High Cholesterol	64
Stroke	18
Ischemic Heart Disease	47
Depression	17
Chronic Kidney Disease	39
Asthma	12
Osteoperosis	12
Atrial Fibrilation	8
Heart Failure	19
Chronic Obstructive Pulmonary Disease	10
Diabetes	51
Dementia	13
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2020 were eye procedures, skin testing, minimally invasive procedures and allergy testing.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

allergy testing	792
evoked potential test	41
excision	18
eye procedures	2084
lab tests	83
lacrimal (tearing system) procedures	277
laser treatment	268
minimally invasive procedures	792
skin testing	792
tonometry	92
ultrasound (sonogram)	40

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	89
Female	204

**Ethnicity**
Non-Hispanic White	67
Black	25
Hispanic	180
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	108
85 and over	48
Less than 65	25

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2020

Hypertension	75
High Cholesterol	59
Stroke	16
Ischemic Heart Disease	39
Depression	14
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	14
Atrial Fibrilation	5
Heart Failure	17
Chronic Obstructive Pulmonary Disease	8
Diabetes	47
Dementia	12
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2021 were eye procedures, skin testing, minimally invasive procedures and allergy testing.

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

allergy testing	1513
doctor visit	703
evoked potential test	44
excision	49
eye procedures	1648
lacrimal (tearing system) procedures	223
laser treatment	255
minimally invasive procedures	1513
skin testing	1513
tonometry	43
ultrasound (sonogram)	67

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	91
Female	197

**Ethnicity**
Non-Hispanic White	86
Black	23
Hispanic	154
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	106
85 and over	44
Less than 65	16

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2021

Hypertension	75
High Cholesterol	70
Stroke	13
Ischemic Heart Disease	39
Depression	17
Chronic Kidney Disease	37
Asthma	8
Osteoperosis	13
Atrial Fibrilation	7
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	45
Dementia	12
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2022 were eye procedures, lacrimal (tearing system) procedures, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

capsulotomy	25
doctor visit	131
evoked potential test	26
eye procedures	1606
lacrimal (tearing system) procedures	106
laser treatment	106
photocoagulation	24
ultrasound (sonogram)	49

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	91
Female	177

**Ethnicity**
Non-Hispanic White	84
Black	0
Hispanic	141
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	93
85 and over	40
Less than 65	22

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	32
Depression	14
Chronic Kidney Disease	18
Asthma	13
Osteoperosis	18
Atrial Fibrilation	12
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	46
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2023 were eye procedures, laser treatment, lacrimal (tearing system) procedures and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

capsulotomy	36
evoked potential test	15
eye procedures	2063
lacrimal (tearing system) procedures	87
laser treatment	164
photocoagulation	19
ultrasound (sonogram)	64

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	91
Female	214

**Ethnicity**
Non-Hispanic White	118
Black	0
Hispanic	144
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	101
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2023

Hypertension	70
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	29
Depression	13
Chronic Kidney Disease	18
Asthma	13
Osteoperosis	23
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	38
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY during 2024 were eye procedures, lacrimal (tearing system) procedures, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

capsulotomy	12
evoked potential test	14
eye procedures	1609
lacrimal (tearing system) procedures	126
laser treatment	83
ultrasound (sonogram)	43

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	84
Female	177

**Ethnicity**
Non-Hispanic White	94
Black	23
Hispanic	121
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	93
85 and over	49
Less than 65	13

Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO in 2024

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	31
Depression	19
Chronic Kidney Disease	21
Asthma	13
Osteoperosis	22
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	40
Dementia	10
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mark Louis Hornfeld, DO for Medicare patients.

The highest averages for the top procedures that Dr. Mark Louis Hornfeld, DO treated as an ophthalmologist in New York, NY were eye procedures, minimally invasive procedures, skin testing and allergy testing.

ablation	17
allergy testing	1868
capsulotomy	23
cyst removal	50
doctor visit	417
evoked potential test	48
excision	55
eye procedures	2952
lab tests	62
lacrimal (tearing system) procedures	329
laser treatment	249
minimally invasive procedures	2916
photocoagulation	22
removal of lesion (e.g. growth)	50
skin testing	2916
tonometry	196
ultrasound (sonogram)	63

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mark Louis Hornfeld, DO.

**Gender**
Male	113
Female	241

**Ethnicity**
Black / African American	17
Asian / Pacific Islander	0
Non-Hispanic White	69
Native American / Alaskan Native	0
Hispanic	243
Other	4

**Age**
75 to 84	128
85 and over	47
Less than 65	38
65 to 74	135

Average of Total of Conditions of Medicare patients treated by Dr. Mark Louis Hornfeld, DO From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Mark Louis Hornfeld, DO treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	68
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	41
Depression	15
Chronic Kidney Disease	27
Asthma	12
Osteoporosis	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	8
Diabetes	48
Atrial Fibrillation	6
Cancer	8
Dementia	10

Education & Training

He has a state license in New York.

Licensed In: New York

Ratings & Reviews

Dr. Mark Louis Hornfeld, DO has an exceptional overall rating with an average of 5.0 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Mark Louis Hornfeld, DO from all over the web to help you find the right in New York, NY.

Overall Rating

(5 Ratings)

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General Payments

These charts describe general payments received by Dr. Mark Louis Hornfeld, DO. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Allergan Inc.	$624 RESTASIS $425	COMBIGAN $134	LUMIGAN $49	$16
Bausch & Lomb, a division of Bausch Health US, LLC	$486 LOTEMAX SM $352	PROLENSA $90	ZYLET $45
Allergan, Inc.	$433 DURYSTA $196	LUMIGAN $164	RESTASIS MULTIDOSE $53	RESTASIS $20
Sun Pharmaceutical Industries Inc.	$396 CEQUA $181	Bromsite $101	XELPROS $67	BromSite (bromfenac ophthalmic solution) 0.075% $47
AbbVie Inc.	$325 LUMIGAN $182	ALPHAGAN P $93	VUITY $50
Other	$2,204 Simbrinza $315	XIIDRA $258	XDEMVY $202	VYZULTA $172	ZYLET $123	Other $1,133

**Types of Payments**
Food and Beverage	$4,419
Education	$49

Ownership and Interest Payments

This table describes ownership payments received by Dr. Mark Louis Hornfeld, DO.

Kaleo, Inc.	2019	$38,576.03	Physician Covered Recipient	Stock
Kaleo, Inc.	2020	$24,512.80	Physician Covered Recipient	Stock

Biography

Dr. Mark Hornfeld's area of specialization is ophthalmology (eye disease). Dr. Hornfeld has a 5.0 out of 5 star average patient rating. He graduated from New York College of Osteopathic Medicine.