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Dr. Ruth Blash, MD

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(Ruth Blash, MD)

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Specializes in: Internal Medicine (Adult Medicine) and General Internal Medicine

Tel Aviv University, Sackler Faculty of Medicine (1991)

600 Westage Business Ctr Drive
Fishkill, NY 12524

(845) 231-5600

Dr. Ruth Blash, MD is an internist in Fishkill, NY specializing in internal medicine (adult medicine) and general internal medicine. She graduated from Tel Aviv University, Sackler Faculty of Medicine in 1991 and has 35 years of experience. Dr. Ruth Blash, MD is affiliated with Optum East.

Office Locations

600 Westage Business Ctr Drive
Fishkill, NY 12524

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Noteworthy Medicare Patient Procedures Performed by Dr. Ruth Blash, MD in 2023

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

Top 5%

By Volume:

microalbumin urine test

By Affordability:

antigen tests

In 2023, among providers in related specialties within New York, Dr. Ruth Blash, MD performed more microalbumin urine test procedures for Medicare patients than 95% of them and she also had a list price for antigen tests that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Volume:

lab tests

By Affordability:

A1C test

albumin test

diabetes screening

glycated protein test

microalbumin test

microalbumin urine test

pneumonia shot

urinalysis

In 2023, among providers in related specialties within New York, Dr. Ruth Blash, MD performed more lab tests procedures for Medicare patients than 90% of them and she also had a list price for A1C test, albumin test, diabetes screening, glycated protein test, microalbumin test, microalbumin urine test, pneumonia shot, and urinalysis that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

A1C test

blood draw

lipid profile

phlebotomy for lab tests

screening test

By Affordability:

blood count tests

blood draw

blood draw for lab tests

cholesterol screening

phlebotomy for lab tests

thyroid blood test

thyroid function tests

venipuncture

vitamin B12 test

vitamin D test

In 2012, among providers in related specialties within New York, Dr. Ruth Blash, MD performed more A1C test, blood draw, lipid profile, phlebotomy for lab tests, and screening test procedures for Medicare patients than 75% of them and she also had a list price for blood count tests, blood draw, blood draw for lab tests, cholesterol screening, complete blood count (CBC), diabetes management, iron tests, lipid profile, metabolic panel, phlebotomy for lab tests, thyroid blood test, thyroid function tests, venipuncture (phlebotomy), vitamin B12 test, and vitamin D 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 Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2012 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

abdominal imaging	24
blood draw	442
breast exam	12
breathing treatment	22
cardiac procedures	26
cytology	12
doctor visit	1632
ear procedures	12
gynecologic pathology	12
gynecologic procedures	12
lab tests	124
pelvic imaging	24
preventive care	97
pulmonary testing	33
ultrasound (sonogram)	78
vaccines	85
vascular procedures	52

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2013 were blood draw, preventive care, lab tests and vaccines.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

abdominal imaging	13
blood draw	476
breast exam	17
cardiac procedures	20
cytology	17
doctor visit	1617
gynecologic pathology	17
gynecologic procedures	17
lab tests	147
pelvic imaging	13
preventive care	162
pulmonary testing	50
ultrasound (sonogram)	67
vaccines	123
vascular procedures	47

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	141
Female	254

**Ethnicity**
Non-Hispanic White	318
Black	31
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	182
From 75 to 84	95
85 and over	45
Less than 65	73

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2013

Hypertension	75
High Cholesterol	74
Stroke	5
Ischemic Heart Disease	31
Depression	17
Chronic Kidney Disease	12
Asthma	12
Osteoperosis	10
Atrial Fibrilation	5
Heart Failure	13
Chronic Obstructive Pulmonary Disease	12
Diabetes	40
Dementia	10
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2014 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

abdominal imaging	23
blood draw	485
cardiac procedures	29
cytology	12
doctor visit	1458
gynecologic pathology	12
lab tests	148
pelvic imaging	23
preventive care	147
pulmonary testing	22
ultrasound (sonogram)	80
vaccines	113
vascular procedures	51

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	131
Female	273

**Ethnicity**
Non-Hispanic White	331
Black	29
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	94
85 and over	47
Less than 65	73

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2014

Hypertension	71
High Cholesterol	74
Stroke	4
Ischemic Heart Disease	25
Depression	19
Chronic Kidney Disease	12
Asthma	10
Osteoperosis	13
Atrial Fibrilation	6
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	42
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2015 were blood draw, lab tests, preventive care and vaccines.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

abdominal imaging	20
blood draw	520
cardiac procedures	24
doctor visit	1415
lab tests	165
pelvic imaging	20
preventive care	158
ultrasound (sonogram)	65
vaccines	119
vascular procedures	41

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	244
Female	542

**Ethnicity**
Non-Hispanic White	644
Black	60
Hispanic	60
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	378
From 75 to 84	186
85 and over	88
Less than 65	134

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2015

Hypertension	72
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	13
Asthma	14
Osteoperosis	14
Atrial Fibrilation	6
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	41
Dementia	8
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2016 were blood draw, preventive care, lab tests and vaccines.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

abdominal imaging	25
blood draw	507
breast exam	12
cardiac procedures	28
cytology	12
doctor visit	1341
gynecologic pathology	12
gynecologic procedures	12
lab tests	128
pelvic imaging	25
preventive care	149
ultrasound (sonogram)	80
vaccines	100
vascular procedures	52

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	135
Female	247

**Ethnicity**
Non-Hispanic White	303
Black	35
Hispanic	31
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	181
From 75 to 84	91
85 and over	38
Less than 65	72

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2016

Hypertension	74
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	25
Depression	22
Chronic Kidney Disease	17
Asthma	16
Osteoperosis	14
Atrial Fibrilation	4
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	41
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2017 were blood draw, ultrasound (sonogram), vascular procedures and pelvic imaging.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

abdominal imaging	24
blood draw	229
cardiac procedures	24
doctor visit	742
lab tests	20
pelvic imaging	24
ultrasound (sonogram)	64
vascular procedures	40

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	145
Female	259

**Ethnicity**
Non-Hispanic White	250
Black	30
Hispanic	0
Asian	0
Other	0
Native American	92

**Age**
From 65 to 74	179
From 75 to 84	109
85 and over	49
Less than 65	67

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2017

Hypertension	75
High Cholesterol	73
Stroke	3
Ischemic Heart Disease	27
Depression	26
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	12
Atrial Fibrilation	7
Heart Failure	13
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	10
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2018 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

blood draw	111
diabetes management	32
doctor visit	318
lab tests	420
preventive care	155
thyroid function tests	68
vaccines	47

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	61
Female	142

**Ethnicity**
Non-Hispanic White	162
Black	15
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	54
85 and over	37
Less than 65	25

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2018

Hypertension	67
High Cholesterol	56
Stroke	5
Ischemic Heart Disease	26
Depression	22
Chronic Kidney Disease	27
Asthma	0
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Dementia	13
Cancer	7

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2019 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

blood draw	167
diabetes management	61
doctor visit	376
lab tests	658
preventive care	234
thyroid function tests	112
vaccines	58

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	55
Female	147

**Ethnicity**
Non-Hispanic White	164
Black	15
Hispanic	12
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	74
From 75 to 84	61
85 and over	37
Less than 65	30

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2019

Hypertension	71
High Cholesterol	59
Stroke	6
Ischemic Heart Disease	28
Depression	25
Chronic Kidney Disease	31
Asthma	11
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2020 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

blood draw	152
diabetes management	47
doctor visit	343
lab tests	543
preventive care	243
thyroid function tests	94
vaccines	87

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	47
Female	158

**Ethnicity**
Non-Hispanic White	157
Black	16
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	87
From 75 to 84	49
85 and over	33
Less than 65	36

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2020

Hypertension	63
High Cholesterol	54
Stroke	0
Ischemic Heart Disease	24
Depression	25
Chronic Kidney Disease	29
Asthma	8
Osteoperosis	10
Atrial Fibrilation	5
Heart Failure	15
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2021 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

blood draw	337
diabetes management	91
doctor visit	516
lab tests	1278
preventive care	457
thyroid function tests	228
vaccines	145

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	140
Female	273

**Ethnicity**
Non-Hispanic White	337
Black	18
Hispanic	22
Asian	11
Other	25
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	124
85 and over	52
Less than 65	45

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2021

Hypertension	60
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	25
Depression	21
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	9
Atrial Fibrilation	9
Heart Failure	13
Chronic Obstructive Pulmonary Disease	11
Diabetes	25
Dementia	8
Cancer	13

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY during 2022 were lab tests, preventive care, blood draw and thyroid function tests.

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

blood draw	380
diabetes management	153
doctor visit	449
lab tests	1677
preventive care	599
thyroid function tests	282
vaccines	164

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	174
Female	297

**Ethnicity**
Non-Hispanic White	397
Black	22
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	198
From 75 to 84	159
85 and over	73
Less than 65	41

Conditions of Medicare patients treated by Dr. Ruth Blash, MD in 2022

Hypertension	75
High Cholesterol	74
Stroke	6
Ischemic Heart Disease	21
Depression	17
Chronic Kidney Disease	21
Asthma	9
Osteoperosis	17
Atrial Fibrilation	14
Heart Failure	12
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	5
Cancer	17

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ruth Blash, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ruth Blash, MD treated as an internist in Fishkill, NY were lab tests, blood draw, preventive care and thyroid function tests.

abdominal imaging	21
blood draw	346
breast exam	13
cardiac procedures	25
cytology	13
diabetes management	76
doctor visit	927
ear procedures	12
gynecologic pathology	13
gynecologic procedures	13
lab tests	482
pelvic imaging	21
preventive care	240
pulmonary testing	35
thyroid function tests	156
ultrasound (sonogram)	72
vaccines	104
vascular procedures	47

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ruth Blash, MD.

**Gender**
Male	115
Female	235

**Ethnicity**
Black / African American	24
Asian / Pacific Islander	1
Non-Hispanic White	278
Native American / Alaskan Native	8
Hispanic	18
Other	5

**Age**
75 to 84	92
85 and over	45
Less than 65	54
65 to 74	158

Average of Total of Conditions of Medicare patients treated by Dr. Ruth Blash, MD From 2012 - 2022

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

Hypertension	63
High Cholesterol	60
Stroke	3
Ischemic Heart Disease	23
Depression	19
Chronic Kidney Disease	19
Asthma	8
Osteoporosis	10
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	31
Atrial Fibrillation	6
Dementia	8
Cancer	10

Education & Training

Dr. Ruth Blash, MD graduated from Tel Aviv University, Sackler Faculty of Medicine in 1991. She completed residency at Beth Israel Deaconess Medical Center. She is certified by the American Board of Internal Medicine and has a state license in New York.

Medical School: Tel Aviv University, Sackler Faculty of Medicine (1991)

Residency: Beth Israel Deaconess Medical Center (1993)

Board Certification: American Board of Internal Medicine

Licensed In: New York

Affiliations & Hospitals

Dr. Ruth Blash, MD is associated with these hospitals and organizations:

Optum East

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Ruth Blash, MD appears to accept the following insurance providers: Magnacare, Great West Healthcare, EmblemHealth Insurance Company, Oscar, Fidelis, Multiplan, Affinity by Molina Healthcare, Aetna, United Healthcare, Tricare, Oxford, Consumer Health Network, Medicare, Empire Blue Cross Blue Shield, Healthfirst, Humana, Coventry, Cigna, Anthem Blue Cross Blue Shield, MVP Health Care, Connecticare, First Health Network, Private Healthcare Systems, Centivo, Northwell Direct Network, The New York State Health Insurance Program, CDPHP, Health Insurance Plan of Greater Network and Partners Health Plan.

Insurance Accepted by Provider includes:

According to our sources, Dr. Ruth Blash, MD accepts the following insurance providers:

Magnacare

Great West Healthcare

EmblemHealth Insurance Company

Oscar

Fidelis

Multiplan

Affinity by Molina Healthcare

Aetna

United Healthcare

Tricare

Oxford

Consumer Health Network

Medicare

Empire Blue Cross Blue Shield

Healthfirst

Humana

Coventry

Cigna

Anthem Blue Cross Blue Shield

MVP Health Care

Connecticare

First Health Network

Private Healthcare Systems

Centivo

Northwell Direct Network

The New York State Health Insurance Program

CDPHP

Health Insurance Plan of Greater Network

Partners Health Plan

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$2,082 FARXIGA $772	SYMBICORT $316	BYDUREON PEN $238	CRESTOR $216	BYDUREON WEEKLY $197	Other $343
Novo Nordisk Inc	$1,880 Victoza $644	Tresiba $445	Saxenda $365	NovoLog $290	Levemir $102	Other $35
Janssen Pharmaceuticals, Inc	$1,529 INVOKANA $705	XARELTO $525	OneTouch $159	meters $86	Blood Glucose Meters $20	Other $33
Grifols USA, LLC	$918 Prolastin-C $918
Pfizer Inc.	$861 LYRICA $485	CHANTIX $124	VIAGRA $104	FLECTOR PATCH $62	ELIQUIS $56	Other $30
Other	$6,778 Vesicare $427	Vascepa $405	TOUJEO $287	Kazano $283	Androgel $247	Other $5,129

**Types of Payments**
Food and Beverage	$13,614
Education	$435

Biography

Dr. Ruth Blash is a specialist in general internal medicine. Before performing her residency at St. Luke's-Roosevelt Hospital Center, Beth Israel Deaconess Medical Center, and New York Downtown Hospital, Dr. Blash attended Tel Aviv University, Sackler Faculty of Medicine for medical school. Dr. Blash's distinctions include: Castle Connolly Top Doctor and Hudson Valley Magazine Top Doctor. Her hospital/clinic affiliations include Optum East and MidHudson Regional Hospital. Optum East reports that Dr. Blash is accepting new patients at her office in Fishkill, NY.