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Dr. Jonathan B. Klahr, MD

(Dr. Jonathan Klahr, MD)

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Specializes in: Adult Rheumatology

Albert Einstein College of Medicine of Yeshiva University (1983)

660 Central Avenue
Cedarhurst, NY 11516

(516) 374-7122

Dr. Jonathan B. Klahr, MD is a rheumatologist in Cedarhurst, NY specializing in adult rheumatology. He graduated from Albert Einstein College of Medicine of Yeshiva University in 1983 and has 43 years of experience.

Office Locations

660 Central Avenue
Cedarhurst, NY 11516

(516) 374-7122

(516) 374-4088

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Noteworthy Medicare Patient Procedures Performed by Dr. Jonathan B. Klahr, MD in 2023

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

Top 5%

By Affordability:

ankle brachial index

vascular physiologic studies

vascular studies

In 2023, Dr. Jonathan B. Klahr, MD had a list price for ankle brachial index (ABI), vascular physiologic studies, and vascular studies that was lower than the list prices billed to Medicare by 95% of providers in related specialties within New York. 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.

Top 25%

By Volume:

blood draw

major joint aspiration

major joint injection

phlebotomy for lab tests

By Affordability:

blood draw

blood draw for lab tests

phlebotomy for lab tests

venipuncture

In 2012, among providers in related specialties within New York, Dr. Jonathan B. Klahr, MD performed more blood draw, major joint aspiration, major joint injection, and phlebotomy for lab tests procedures for Medicare patients than 75% of them and he also had a list price for blood draw, blood draw for lab tests, phlebotomy for lab tests, and venipuncture (phlebotomy) 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. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2012 were blood draw, aspiration, injections and vertebral fracture assessment (VFA).

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	228
blood draw	584
doctor visit	1354
injections	228
lab tests	31
musculoskeletal imaging	138
preventive care	30
vaccines	30
vascular procedures	64
vertebral fracture assessment (VFA)	139
X-rays	138

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2013 were blood draw, aspiration, injections and X-rays.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	221
blood draw	563
doctor visit	1354
injections	221
lab tests	16
musculoskeletal imaging	119
preventive care	53
vaccines	53
vascular procedures	59
vertebral fracture assessment (VFA)	118
X-rays	119

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	133
Female	242

**Ethnicity**
Non-Hispanic White	341
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	132
From 75 to 84	142
85 and over	72
Less than 65	29

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2013

Hypertension	64
High Cholesterol	73
Stroke	3
Ischemic Heart Disease	41
Depression	16
Chronic Kidney Disease	9
Asthma	6
Osteoperosis	34
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	9
Diabetes	43
Dementia	10
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2014 were blood draw, aspiration, injections and X-rays.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	229
blood draw	577
cardiac procedures	12
doctor visit	1473
injections	229
lab tests	18
musculoskeletal imaging	106
preventive care	51
vaccines	51
vascular procedures	83
vertebral fracture assessment (VFA)	106
X-rays	106

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	127
Female	243

**Ethnicity**
Non-Hispanic White	330
Black	18
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	142
From 75 to 84	135
85 and over	73
Less than 65	20

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2014

Hypertension	63
High Cholesterol	71
Stroke	4
Ischemic Heart Disease	40
Depression	13
Chronic Kidney Disease	11
Asthma	7
Osteoperosis	34
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	8
Diabetes	42
Dementia	8
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2015 were blood draw, aspiration, injections and X-rays.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	242
blood draw	620
doctor visit	1600
injections	242
lab tests	24
musculoskeletal imaging	98
preventive care	45
vaccines	45
vascular procedures	84
X-rays	98

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	296
Female	548

**Ethnicity**
Non-Hispanic White	766
Black	34
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	322
From 75 to 84	302
85 and over	174
Less than 65	46

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2015

Hypertension	64
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	40
Depression	12
Chronic Kidney Disease	13
Asthma	9
Osteoperosis	34
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	8
Diabetes	43
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2016 were blood draw, aspiration, injections and X-rays.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	183
blood draw	549
doctor visit	1556
injections	183
lab tests	15
musculoskeletal imaging	119
preventive care	40
vaccines	40
vascular procedures	54
X-rays	119

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	150
Female	291

**Ethnicity**
Non-Hispanic White	403
Black	18
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	160
From 75 to 84	154
85 and over	108
Less than 65	19

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2016

Hypertension	66
High Cholesterol	66
Stroke	3
Ischemic Heart Disease	40
Depression	19
Chronic Kidney Disease	18
Asthma	11
Osteoperosis	38
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	9
Diabetes	41
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2017 were blood draw, aspiration, injections and X-rays.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	166
blood draw	464
doctor visit	1523
injections	166
musculoskeletal imaging	131
preventive care	44
vaccines	44
vascular procedures	53
X-rays	131

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	155
Female	303

**Ethnicity**
Non-Hispanic White	411
Black	19
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	182
From 75 to 84	155
85 and over	100
Less than 65	21

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2017

Hypertension	64
High Cholesterol	61
Stroke	3
Ischemic Heart Disease	38
Depression	17
Chronic Kidney Disease	17
Asthma	6
Osteoperosis	37
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	7
Diabetes	45
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2018 were blood draw, aspiration, injections and X-rays.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	236
blood draw	543
doctor visit	1621
injections	236
lab tests	46
musculoskeletal imaging	142
preventive care	96
vaccines	96
vascular procedures	46
X-rays	142

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	156
Female	312

**Ethnicity**
Non-Hispanic White	414
Black	27
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	185
From 75 to 84	157
85 and over	99
Less than 65	27

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2018

Hypertension	66
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	35
Depression	16
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	35
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	47
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2019 were blood draw, aspiration, injections and X-rays.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	180
blood draw	515
doctor visit	1403
injections	180
lab tests	17
musculoskeletal imaging	88
preventive care	30
vaccines	30
vascular procedures	58
X-rays	88

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	139
Female	271

**Ethnicity**
Non-Hispanic White	377
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	186
From 75 to 84	125
85 and over	79
Less than 65	20

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2019

Hypertension	68
High Cholesterol	72
Stroke	4
Ischemic Heart Disease	30
Depression	15
Chronic Kidney Disease	18
Asthma	7
Osteoperosis	33
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	8
Diabetes	50
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2020 were blood draw, aspiration, injections and vascular procedures.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	182
blood draw	445
doctor visit	1207
injections	182
vascular procedures	42

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	133
Female	247

**Ethnicity**
Non-Hispanic White	341
Black	17
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	175
From 75 to 84	118
85 and over	71
Less than 65	16

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2020

Hypertension	70
High Cholesterol	73
Stroke	3
Ischemic Heart Disease	36
Depression	11
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	27
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	8
Diabetes	46
Dementia	6
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2021 were blood draw, aspiration, injections and vascular procedures.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	171
blood draw	376
doctor visit	986
injections	171
lab tests	17
vascular procedures	41

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	130
Female	232

**Ethnicity**
Non-Hispanic White	319
Black	20
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	165
From 75 to 84	110
85 and over	67
Less than 65	20

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2021

Hypertension	67
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	34
Depression	14
Chronic Kidney Disease	21
Asthma	5
Osteoperosis	24
Atrial Fibrilation	8
Heart Failure	13
Chronic Obstructive Pulmonary Disease	7
Diabetes	49
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY during 2022 were blood draw, aspiration, injections and vascular procedures.

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

aspiration	186
blood draw	504
doctor visit	1368
injections	186
vascular procedures	40

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	149
Female	247

**Ethnicity**
Non-Hispanic White	343
Black	25
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	124
85 and over	66
Less than 65	17

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2022

Hypertension	74
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	25
Depression	13
Chronic Kidney Disease	14
Asthma	9
Osteoperosis	36
Atrial Fibrilation	16
Heart Failure	9
Chronic Obstructive Pulmonary Disease	7
Diabetes	51
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Jonathan B. Klahr, MD for Medicare patients.

The highest averages for the top procedures that Dr. Jonathan B. Klahr, MD treated as a rheumatologist in Cedarhurst, NY were blood draw, aspiration, injections and vertebral fracture assessment (VFA).

aspiration	202
blood draw	521
cardiac procedures	12
doctor visit	1404
injections	202
lab tests	23
musculoskeletal imaging	117
preventive care	48
vaccines	48
vascular procedures	56
vertebral fracture assessment (VFA)	121
X-rays	117

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Jonathan B. Klahr, MD.

**Gender**
Male	142
Female	266

**Ethnicity**
Black / African American	19
Asian / Pacific Islander	0
Non-Hispanic White	367
Hispanic	0
Native American / Alaskan Native	0
Other	2

**Age**
75 to 84	138
85 and over	82
Less than 65	21
65 to 74	167

Average of Total of Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD From 2012 - 2022

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

Hypertension	60
High Cholesterol	63
Stroke	3
Ischemic Heart Disease	32
Depression	13
Chronic Kidney Disease	14
Asthma	6
Osteoporosis	30
Heart Failure	14
Chronic Obstructive Pulmonary Disease	7
Diabetes	41
Atrial Fibrillation	10
Cancer	10
Dementia	8

Education & Training

Dr. Jonathan B. Klahr, MD graduated from Albert Einstein College of Medicine of Yeshiva University in 1983. He has a state license in New York.

Medical School: Albert Einstein College of Medicine of Yeshiva University (1983)

Licensed In: New York

Ratings & Reviews

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General Payments

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

**Payments by Company**
Amgen Inc.	$2,992 Prolia $1,445	Enbrel $1,074	Otezla $273	EVENITY $104	Repatha $26	Other $71
Pfizer Inc.	$2,141 XELJANZ $1,799	INFLECTRA $318	LYRICA $24
UCB, Inc.	$1,468 Cimzia $1,468
Lilly USA, LLC	$1,202 TALTZ $568	FORTEO $325	OLUMIANT $267	EVISTA $18	$25
AbbVie Inc.	$897 Rinvoq $675	Humira $170	Skyrizi $52
Other	$7,846 Actemra $858	RAYOS $770	BENLYSTA $552	ZORVOLEX $443	Mitigare $395	Other $4,828

**Types of Payments**
Food and Beverage	$16,275
Education	$271

Biography

Dr. Jonathan Klahr specializes in adult rheumatology. He graduated from Albert Einstein College of Medicine of Yeshiva University.

Select Year:

Dr. Jonathan B. Klahr, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Jonathan B. Klahr, MD in 2023

By Affordability:

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. Jonathan B. Klahr, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Jonathan B. Klahr, MD 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. Jonathan B. Klahr, MD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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