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Dr. Oleksandr I. Kovalchuk, MD

(Dr. Oleksandr Ivanovych Kovalchuk, M.D.)

(No ratings)

Specializes in: Adult Nephrology

2980 Se 3rd Court
Ocala, FL 34471

(352) 622-4231

Dr. Oleksandr I. Kovalchuk, MD is a nephrologist in Ocala, FL specializing in adult nephrology. Dr. Oleksandr I. Kovalchuk, MD is affiliated with HCA Florida Healthcare, AdventHealth Ocala, HCA Florida Ocala Hospital and HCA Florida Ocala Hospital HCA Florida West Marion Hospital.

Office Locations

HCA Florida Ocala Hospital HCA Florida West Marion Hospital

2980 Se 3rd Court
Ocala, FL 34471

(352) 622-4231

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Noteworthy Medicare Patient Procedures Performed by Dr. Oleksandr I. Kovalchuk, MD in 2023

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

Top 5%

By Affordability:

hemodialysis

In 2023, Dr. Oleksandr I. Kovalchuk, MD had a list price for hemodialysis that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Florida. 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 Affordability:

hospital care

inpatient care

inpatient hospital care

In 2023, Dr. Oleksandr I. Kovalchuk, MD had a list price for hospital care, inpatient care, and inpatient hospital care (for patient admitted to hospital) that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Florida. 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:

inpatient hospital care

In 2012, Dr. Oleksandr I. Kovalchuk, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within Florida.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2012 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

blood draw	475
diabetes management	23
dialysis	64
doctor visit	789
hospital care	1892
inpatient care	1892
lab tests	1920
minimally invasive procedures	113
preventive care	23

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2013 were hospital care, inpatient care, lab tests and blood draw.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

blood draw	201
dialysis	68
doctor visit	867
hemofiltration	14
hospital care	1646
inpatient care	1646
lab tests	703

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	363
Female	328

**Ethnicity**
Non-Hispanic White	536
Black	111
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	239
85 and over	116
Less than 65	132

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2013

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	75
Depression	30
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	6
Atrial Fibrilation	22
Heart Failure	60
Chronic Obstructive Pulmonary Disease	36
Diabetes	65
Dementia	22
Cancer	17

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2014 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	90
doctor visit	867
hemofiltration	29
hospital care	2167
inpatient care	2167

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	428
Female	378

**Ethnicity**
Non-Hispanic White	619
Black	129
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	233
From 75 to 84	276
85 and over	133
Less than 65	164

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2014

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	72
Depression	30
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	7
Atrial Fibrilation	23
Heart Failure	57
Chronic Obstructive Pulmonary Disease	36
Diabetes	62
Dementia	23
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2015 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	82
doctor visit	779
hemofiltration	19
hospital care	2006
inpatient care	2006

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	768
Female	654

**Ethnicity**
Non-Hispanic White	1092
Black	230
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	418
From 75 to 84	502
85 and over	238
Less than 65	264

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2015

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	72
Depression	29
Chronic Kidney Disease	75
Asthma	21
Osteoperosis	6
Atrial Fibrilation	25
Heart Failure	55
Chronic Obstructive Pulmonary Disease	37
Diabetes	63
Dementia	25
Cancer	14

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2016 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	60
doctor visit	743
hospital care	1599
inpatient care	1599

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	387
Female	347

**Ethnicity**
Non-Hispanic White	556
Black	121
Hispanic	41
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	231
From 75 to 84	255
85 and over	117
Less than 65	131

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2016

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	72
Depression	31
Chronic Kidney Disease	75
Asthma	38
Osteoperosis	6
Atrial Fibrilation	25
Heart Failure	58
Chronic Obstructive Pulmonary Disease	37
Diabetes	66
Dementia	26
Cancer	15

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2017 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	55
doctor visit	742
hospital care	1623
inpatient care	1623

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	378
Female	333

**Ethnicity**
Non-Hispanic White	556
Black	97
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	220
From 75 to 84	262
85 and over	119
Less than 65	110

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	13
Ischemic Heart Disease	73
Depression	36
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	7
Atrial Fibrilation	24
Heart Failure	59
Chronic Obstructive Pulmonary Disease	35
Diabetes	62
Dementia	25
Cancer	15

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2018 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	87
doctor visit	740
hemofiltration	22
hospital care	1660
inpatient care	1660

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	392
Female	340

**Ethnicity**
Non-Hispanic White	579
Black	91
Hispanic	45
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	228
From 75 to 84	256
85 and over	135
Less than 65	113

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	72
Depression	33
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	7
Atrial Fibrilation	24
Heart Failure	58
Chronic Obstructive Pulmonary Disease	31
Diabetes	63
Dementia	25
Cancer	13

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2019 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	109
doctor visit	686
hemofiltration	21
hospital care	2138
inpatient care	2138

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	400
Female	348

**Ethnicity**
Non-Hispanic White	564
Black	104
Hispanic	54
Asian	0
Other	15
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	269
85 and over	136
Less than 65	106

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	74
Depression	34
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	9
Atrial Fibrilation	28
Heart Failure	58
Chronic Obstructive Pulmonary Disease	35
Diabetes	60
Dementia	26
Cancer	15

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2020 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	135
doctor visit	494
hemofiltration	70
hospital care	1432
inpatient care	1432

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	337
Female	263

**Ethnicity**
Non-Hispanic White	448
Black	88
Hispanic	44
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	184
From 75 to 84	204
85 and over	102
Less than 65	110

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	74
Depression	35
Chronic Kidney Disease	75
Asthma	7
Osteoperosis	9
Atrial Fibrilation	26
Heart Failure	59
Chronic Obstructive Pulmonary Disease	33
Diabetes	61
Dementia	24
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2021 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	118
doctor visit	475
hemofiltration	35
hospital care	1592
inpatient care	1592

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	307
Female	258

**Ethnicity**
Non-Hispanic White	436
Black	77
Hispanic	32
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	178
From 75 to 84	202
85 and over	100
Less than 65	85

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	74
Depression	32
Chronic Kidney Disease	75
Asthma	8
Osteoperosis	8
Atrial Fibrilation	26
Heart Failure	59
Chronic Obstructive Pulmonary Disease	33
Diabetes	62
Dementia	24
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2022 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	91
doctor visit	405
hemofiltration	25
hospital care	1478
inpatient care	1478

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	260
Female	242

**Ethnicity**
Non-Hispanic White	393
Black	63
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	195
85 and over	96
Less than 65	72

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	62
Depression	31
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	11
Atrial Fibrilation	37
Heart Failure	53
Chronic Obstructive Pulmonary Disease	35
Diabetes	61
Dementia	19
Cancer	16

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL during 2023 were hospital care, inpatient care, dialysis and hemofiltration.

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

dialysis	81
doctor visit	381
hemofiltration	37
hospital care	1587
inpatient care	1587

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	258
Female	222

**Ethnicity**
Non-Hispanic White	389
Black	58
Hispanic	21
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	128
From 75 to 84	193
85 and over	99
Less than 65	60

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	18
Ischemic Heart Disease	61
Depression	30
Chronic Kidney Disease	75
Asthma	11
Osteoperosis	12
Atrial Fibrilation	40
Heart Failure	55
Chronic Obstructive Pulmonary Disease	36
Diabetes	60
Dementia	21
Cancer	22

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Oleksandr I. Kovalchuk, MD for Medicare patients.

The highest averages for the top procedures that Dr. Oleksandr I. Kovalchuk, MD treated as a nephrologist in Ocala, FL were hospital care, inpatient care, lab tests and blood draw.

blood draw	338
diabetes management	23
dialysis	86
doctor visit	664
hemofiltration	30
hospital care	1735
inpatient care	1735
lab tests	1311
minimally invasive procedures	113
preventive care	23

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD.

**Gender**
Male	356
Female	309

**Ethnicity**
Black / African American	97
Asian / Pacific Islander	0
Non-Hispanic White	514
Hispanic	22
Native American / Alaskan Native	0
Other	1

**Age**
75 to 84	237
85 and over	115
Less than 65	112
65 to 74	200

Average of Total of Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Oleksandr I. Kovalchuk, MD treated were chronic kidney disease, high cholesterol, hypertension and ischemic heart disease.

Hypertension	68
High Cholesterol	68
Stroke	11
Ischemic Heart Disease	65
Depression	29
Chronic Kidney Disease	68
Asthma	11
Osteoporosis	7
Heart Failure	52
Chronic Obstructive Pulmonary Disease	32
Diabetes	57
Atrial Fibrillation	25
Cancer	14
Dementia	21

Education & Training

He completed residency at Danbury Hospital. He has a state license in Florida.

Residency: Danbury Hospital

Licensed In: Florida

Affiliations & Hospitals

Dr. Oleksandr I. Kovalchuk, MD is associated with these hospitals and organizations:

HCA Florida Healthcare

AdventHealth Ocala

HCA Florida Ocala Hospital

HCA Florida Ocala Hospital HCA Florida West Marion Hospital

Ratings & Reviews

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General Payments

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

**Payments by Company**
Otsuka America Pharmaceutical, Inc.	$920 SAMSCA $535	JYNARQUE $385
Relypsa, Inc.	$317 VELTASSA $317
Amgen Inc.	$284 Parsabiv $186	Tavneos $41	Sensipar $38	KRYSTEXXA $20
Questcor Pharmaceuticals	$239 ACTHAR $229	ACTHAR- NEPH $10
AstraZeneca Pharmaceuticals LP	$207 LOKELMA $166	FARXIGA $41
Other	$1,776 ACTHAR $299	INVOKANA $124	KRYSTEXXA $117	Rayaldee $111	Auryxia $92	Other $1,033

**Types of Payments**
Food and Beverage	$3,726
Education	$17

Research Payments

Dr. Oleksandr I. Kovalchuk, MD has received 216 research payments totaling $226,356.

Biography

Dr. Oleksandr Kovalchuk practices adult nephrology. He is professionally affiliated with AdventHealth Ocala and HCA Florida Healthcare. For his residency, Dr. Kovalchuk trained at Danbury Hospital. Dr. Kovalchuk (or staff) speaks the following languages: French and Hindi.

Select Year:

Dr. Oleksandr I. Kovalchuk, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Oleksandr I. Kovalchuk, MD in 2023

By Affordability:

By Affordability:

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. Oleksandr I. Kovalchuk, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oleksandr I. Kovalchuk, 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. Oleksandr I. Kovalchuk, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Research Payments

Biography

Other Providers in Ocala, FL