Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > MD Providers

Dr. Rohan Raju Rengen, DO

(No ratings)

Specializes in: Adult Nephrology

Nova Southeastern University, College of Osteopathic Medicine

5205 Chairmans Court Suite 100
Frederick, MD 21703

(301) 696-0012

Dr. Rohan Raju Rengen, DO is a nephrologist in Frederick, MD specializing in adult nephrology. He graduated from Nova Southeastern University, College of Osteopathic Medicine. Dr. Rohan Raju Rengen, DO is affiliated with Frederick Health.

Office Locations

Frederick Health

5205 Chairmans Court Suite 100
Frederick, MD 21703

(301) 696-0012

open_in_new

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2012 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	155
doctor visit	990
hospital care	1461
inpatient care	1461
lab tests	65

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2013 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	180
doctor visit	1086
hospital care	1346
inpatient care	1346

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	258
Female	307

**Ethnicity**
Non-Hispanic White	466
Black	72
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	198
From 75 to 84	190
85 and over	92
Less than 65	85

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2013

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	63
Depression	31
Chronic Kidney Disease	75
Asthma	16
Osteoperosis	12
Atrial Fibrilation	24
Heart Failure	44
Chronic Obstructive Pulmonary Disease	31
Diabetes	57
Dementia	20
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2014 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	188
doctor visit	1066
hospital care	1286
inpatient care	1286

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	296
Female	299

**Ethnicity**
Non-Hispanic White	502
Black	69
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	196
From 75 to 84	197
85 and over	109
Less than 65	93

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2014

Hypertension	75
High Cholesterol	74
Stroke	10
Ischemic Heart Disease	64
Depression	27
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	10
Atrial Fibrilation	24
Heart Failure	43
Chronic Obstructive Pulmonary Disease	30
Diabetes	55
Dementia	20
Cancer	15

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2015 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	190
doctor visit	1081
hospital care	1135
inpatient care	1135
lab tests	132

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	606
Female	628

**Ethnicity**
Non-Hispanic White	1036
Black	124
Hispanic	0
Asian	28
Other	0
Native American	0

**Age**
From 65 to 74	438
From 75 to 84	404
85 and over	240
Less than 65	152

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2015

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	58
Depression	29
Chronic Kidney Disease	75
Asthma	18
Osteoperosis	8
Atrial Fibrilation	23
Heart Failure	38
Chronic Obstructive Pulmonary Disease	29
Diabetes	52
Dementia	17
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2016 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	164
doctor visit	1012
hospital care	1135
inpatient care	1135
lab tests	51

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	308
Female	345

**Ethnicity**
Non-Hispanic White	539
Black	75
Hispanic	15
Asian	11
Other	13
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	213
85 and over	101
Less than 65	80

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2016

Hypertension	75
High Cholesterol	71
Stroke	8
Ischemic Heart Disease	59
Depression	26
Chronic Kidney Disease	75
Asthma	28
Osteoperosis	9
Atrial Fibrilation	22
Heart Failure	36
Chronic Obstructive Pulmonary Disease	24
Diabetes	54
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2017 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	196
doctor visit	1020
hospital care	1176
inpatient care	1176

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	306
Female	339

**Ethnicity**
Non-Hispanic White	526
Black	83
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	207
85 and over	108
Less than 65	88

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2017

Hypertension	75
High Cholesterol	66
Stroke	10
Ischemic Heart Disease	60
Depression	27
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	7
Atrial Fibrilation	23
Heart Failure	40
Chronic Obstructive Pulmonary Disease	25
Diabetes	55
Dementia	15
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2018 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	96
doctor visit	1080
hospital care	820
inpatient care	820

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	322
Female	326

**Ethnicity**
Non-Hispanic White	528
Black	76
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	229
From 75 to 84	224
85 and over	115
Less than 65	80

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2018

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	62
Depression	32
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	8
Atrial Fibrilation	23
Heart Failure	40
Chronic Obstructive Pulmonary Disease	26
Diabetes	56
Dementia	19
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2019 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	166
doctor visit	1055
hospital care	910
inpatient care	910

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	313
Female	302

**Ethnicity**
Non-Hispanic White	493
Black	79
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	209
From 75 to 84	232
85 and over	112
Less than 65	62

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2019

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	63
Depression	35
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	8
Atrial Fibrilation	24
Heart Failure	40
Chronic Obstructive Pulmonary Disease	26
Diabetes	57
Dementia	18
Cancer	17

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2020 were hospital care, inpatient care, dialysis and lab tests.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

blood draw	17
dialysis	82
doctor visit	1056
hospital care	916
inpatient care	916
lab tests	48

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	334
Female	301

**Ethnicity**
Non-Hispanic White	519
Black	78
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	235
85 and over	113
Less than 65	69

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2020

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	63
Depression	34
Chronic Kidney Disease	75
Asthma	14
Osteoperosis	7
Atrial Fibrilation	22
Heart Failure	39
Chronic Obstructive Pulmonary Disease	26
Diabetes	57
Dementia	17
Cancer	15

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2021 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	90
doctor visit	1335
hospital care	788
inpatient care	788

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	384
Female	389

**Ethnicity**
Non-Hispanic White	618
Black	102
Hispanic	0
Asian	0
Other	22
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	308
85 and over	125
Less than 65	81

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2021

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	60
Depression	30
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	8
Atrial Fibrilation	21
Heart Failure	36
Chronic Obstructive Pulmonary Disease	22
Diabetes	57
Dementia	15
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2022 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	37
doctor visit	1655
hospital care	243
inpatient care	243

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	385
Female	367

**Ethnicity**
Non-Hispanic White	603
Black	82
Hispanic	25
Asian	0
Other	29
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	309
85 and over	116
Less than 65	68

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2022

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	50
Depression	27
Chronic Kidney Disease	75
Asthma	13
Osteoperosis	12
Atrial Fibrilation	30
Heart Failure	31
Chronic Obstructive Pulmonary Disease	24
Diabetes	55
Dementia	10
Cancer	19

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD during 2023 were hospital care, inpatient care and dialysis.

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

dialysis	42
doctor visit	1615
hospital care	358
inpatient care	358

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Male	432
Female	373

**Ethnicity**
Non-Hispanic White	657
Black	83
Hispanic	18
Asian	0
Other	29
Native American	0

**Age**
From 65 to 74	259
From 75 to 84	347
85 and over	133
Less than 65	66

Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO in 2023

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	51
Depression	26
Chronic Kidney Disease	75
Asthma	12
Osteoperosis	13
Atrial Fibrilation	32
Heart Failure	32
Chronic Obstructive Pulmonary Disease	22
Diabetes	53
Dementia	10
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Rohan Raju Rengen, DO for Medicare patients.

The highest averages for the top procedures that Dr. Rohan Raju Rengen, DO treated as a nephrologist in Frederick, MD were hospital care, inpatient care, dialysis and lab tests.

blood draw	17
dialysis	132
doctor visit	1170
hospital care	964
inpatient care	964
lab tests	74

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Rohan Raju Rengen, DO.

**Gender**
Female	331
Male	328

**Ethnicity**
Black / African American	76
Asian / Pacific Islander	3
Non-Hispanic White	540
Native American / Alaskan Native	0
Hispanic	7
Other	10

**Age**
75 to 84	238
85 and over	113
Less than 65	77
65 to 74	230

Average of Total of Conditions of Medicare patients treated by Dr. Rohan Raju Rengen, DO From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Rohan Raju Rengen, DO treated were chronic kidney disease, hypertension, high cholesterol and ischemic heart disease.

Hypertension	68
High Cholesterol	67
Stroke	9
Ischemic Heart Disease	54
Depression	27
Chronic Kidney Disease	68
Asthma	13
Osteoporosis	8
Heart Failure	34
Chronic Obstructive Pulmonary Disease	23
Diabetes	50
Atrial Fibrillation	22
Dementia	14
Cancer	13

Education & Training

Dr. Rohan Raju Rengen, DO graduated from Nova Southeastern University, College of Osteopathic Medicine. He completed residency at Cleveland Clinic. He is certified by the Nephrology - American Board of Internal Medicine and has a state license in Maryland.

Medical School: Nova Southeastern University, College of Osteopathic Medicine

Residency: Cleveland Clinic

Board Certification: Nephrology - American Board of Internal Medicine

Licensed In: Maryland

Affiliations & Hospitals

Dr. Rohan Raju Rengen, DO is associated with these hospitals and organizations:

Frederick Health

Ratings & Reviews

Dr. Rohan Raju Rengen, DO does not have any reviews yet, be the first to leave a review of Dr. Rohan Raju Rengen, DO here: Leave a Review

(No ratings)

Leave a Review

General Payments

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

**Payments by Company**
Otsuka America Pharmaceutical, Inc.	$25,355 JYNARQUE $24,859	SAMSCA $497
Horizon Therapeutics plc	$2,999 KRYSTEXXA $2,928	TEPEZZA $30	$41
AstraZeneca Pharmaceuticals LP	$1,286 LOKELMA $621	FARXIGA $619	$46
Mallinckrodt Hospital Products Inc.	$1,106 ACTHAR $1,106
Amgen Inc.	$1,000 Parsabiv $371	KRYSTEXXA $328	Tavneos $219	Sensipar $83
Other	$7,301 VELTASSA $946	ACTHAR $937	PURIFIED CORTROPHIN GEL $904	Kerendia $743	LUPKYNIS $422	Other $3,351

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$18,678
Food and Beverage	$13,199
Travel and Lodging	$4,739
Honoraria	$1,900
Education	$531

Biography

Dr. Rohan Rengen's area of specialization is adult nephrology. He is professionally affiliated with Frederick Health. He attended Nova Southeastern University, College of Osteopathic Medicine and then went on to complete his residency at Cleveland Clinic.