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Dr. John I. Nwogu, MD

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Specializes in: Adult Cardiology

University of Nigeria Faculty of Medical Sciences

901 Leighton Avenue Suite 702
Anniston, AL 36207

(256) 231-2577

Dr. John I. Nwogu, MD is a cardiologist in Anniston, AL specializing in adult cardiology. He graduated from University of Nigeria Faculty of Medical Sciences. Dr. John I. Nwogu, MD is affiliated with RMC Health System.

Office Locations

901 Leighton Avenue Suite 702
Anniston, AL 36207

(256) 231-2577

(256) 231-2576

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Noteworthy Medicare Patient Procedures Performed by Dr. John I. Nwogu, MD in 2023

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

Top 5%

By Volume:

inpatient hospital care

minimally invasive procedures

renal arteriogram

By Affordability:

abdominal aortogram

aortogram

endovenous laser ablation

laser ablation

In 2023, among providers in related specialties within Alabama, Dr. John I. Nwogu, MD performed more inpatient hospital care (for patient admitted to hospital), minimally invasive procedures, and renal arteriogram procedures for Medicare patients than 95% of them and he also had a list price for abdominal aortogram, aortogram, endovenous laser ablation (EVLA), and laser ablation 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:

cardiac catheterization

diagnostic cardiac catheterization

vascular procedures

In 2023, Dr. John I. Nwogu, MD performed more cardiac catheterization, diagnostic cardiac catheterization, and vascular procedures procedures for Medicare patients than 90% of providers in related specialties within Alabama.

Top 25%

By Volume:

abdominal aortogram

ankle brachial index

cardiac procedures

coronary angioplasty with stent

diagnostic right heart catheterization

Doppler echocardiography

myocardial perfusion SPECT

nuclear scan

percutaneous coronary intervention

ultrasound

In 2012, Dr. John I. Nwogu, MD performed more abdominal aortogram, ankle brachial index (ABI), cardiac procedures, coronary angioplasty with stent, diagnostic right heart catheterization, Doppler echocardiography, myocardial perfusion SPECT, nuclear scan, percutaneous coronary intervention (PCI), and ultrasound (sonogram) procedures for Medicare patients than 75% of providers in related specialties within Alabama.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2012 were cardiac procedures, lab tests, hospital care and inpatient care.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	145
ambulatory monitoring	82
cardiac procedures	1687
catheterization	212
compression therapy	50
diagnostic procedures	158
doctor visit	1353
hospital care	1092
immobilization	50
injections	37
inpatient care	1067
lab tests	1112
laser treatment	54
minimally invasive procedures	376
nuclear scan	312
outpatient care	25
preventive care	370
stent placement (stenting)	54
stress testing	662
tilt table test	13
ultrasound (sonogram)	897
vascular procedures	681

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2013 were cardiac procedures, inpatient care, hospital care and ultrasound (sonogram).

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	223
ambulatory monitoring	12
angioplasty	100
cardiac procedures	1648
catheterization	318
diagnostic procedures	168
doctor visit	1376
hospital care	916
injections	57
inpatient care	916
lab tests	566
laser treatment	83
minimally invasive procedures	541
nuclear scan	455
preventive care	289
stent placement (stenting)	100
stress testing	679
ultrasound (sonogram)	862
vascular procedures	777

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	929
Female	1215

**Ethnicity**
Non-Hispanic White	1607
Black	502
Hispanic	0
Asian	0
Other	16
Native American	0

**Age**
From 65 to 74	713
From 75 to 84	648
85 and over	249
Less than 65	534

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2013

Hypertension	75
High Cholesterol	69
Stroke	9
Ischemic Heart Disease	75
Depression	25
Chronic Kidney Disease	37
Asthma	11
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	43
Chronic Obstructive Pulmonary Disease	34
Diabetes	43
Dementia	18
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2014 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	203
angioplasty	126
cardiac procedures	1853
catheterization	376
diagnostic procedures	187
doctor visit	1343
hospital care	940
injections	53
inpatient care	940
lab tests	652
laser treatment	75
minimally invasive procedures	595
nuclear scan	481
preventive care	560
stent placement (stenting)	126
stress testing	757
ultrasound (sonogram)	940
vascular procedures	764

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	926
Female	1255

**Ethnicity**
Non-Hispanic White	1676
Black	461
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	756
From 75 to 84	636
85 and over	274
Less than 65	515

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2014

Hypertension	75
High Cholesterol	70
Stroke	10
Ischemic Heart Disease	72
Depression	25
Chronic Kidney Disease	38
Asthma	11
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	44
Chronic Obstructive Pulmonary Disease	36
Diabetes	43
Dementia	20
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2015 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	237
angioplasty	124
cardiac procedures	1791
catheterization	372
diagnostic procedures	186
doctor visit	1394
hospital care	1029
injections	71
inpatient care	1029
lab tests	689
laser treatment	83
minimally invasive procedures	638
nuclear scan	371
preventive care	543
stent placement (stenting)	124
stress testing	665
ultrasound (sonogram)	1075
vascular procedures	776

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	2066
Female	2740

**Ethnicity**
Non-Hispanic White	3706
Black	1012
Hispanic	0
Asian	0
Other	44
Native American	0

**Age**
From 65 to 74	1742
From 75 to 84	1346
85 and over	592
Less than 65	1126

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2015

Hypertension	75
High Cholesterol	68
Stroke	9
Ischemic Heart Disease	70
Depression	29
Chronic Kidney Disease	39
Asthma	23
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	42
Chronic Obstructive Pulmonary Disease	34
Diabetes	43
Dementia	20
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2016 were cardiac procedures, ultrasound (sonogram), inpatient care and hospital care.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	217
angioplasty	132
cardiac procedures	1971
catheterization	393
diagnostic procedures	195
doctor visit	1370
hospital care	951
injections	75
inpatient care	951
lab tests	771
laser treatment	71
minimally invasive procedures	645
nuclear scan	425
preventive care	600
stent placement (stenting)	132
stress testing	738
ultrasound (sonogram)	1158
vascular procedures	823

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	1063
Female	1532

**Ethnicity**
Non-Hispanic White	1987
Black	562
Hispanic	11
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	965
From 75 to 84	734
85 and over	325
Less than 65	571

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2016

Hypertension	75
High Cholesterol	70
Stroke	9
Ischemic Heart Disease	67
Depression	28
Chronic Kidney Disease	46
Asthma	37
Osteoperosis	8
Atrial Fibrilation	18
Heart Failure	42
Chronic Obstructive Pulmonary Disease	35
Diabetes	44
Dementia	21
Cancer	12

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2017 were cardiac procedures, ultrasound (sonogram), vascular procedures and lab tests.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	192
angioplasty	190
cardiac procedures	1914
catheterization	492
diagnostic procedures	207
doctor visit	1272
hospital care	773
injections	56
inpatient care	773
lab tests	878
laser treatment	68
minimally invasive procedures	730
nuclear scan	396
preventive care	731
stent placement (stenting)	209
stress testing	691
ultrasound (sonogram)	995
vascular procedures	889

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	949
Female	1242

**Ethnicity**
Non-Hispanic White	1704
Black	439
Hispanic	14
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	778
From 75 to 84	620
85 and over	302
Less than 65	491

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2017

Hypertension	75
High Cholesterol	71
Stroke	9
Ischemic Heart Disease	70
Depression	29
Chronic Kidney Disease	51
Asthma	9
Osteoperosis	7
Atrial Fibrilation	20
Heart Failure	42
Chronic Obstructive Pulmonary Disease	38
Diabetes	44
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2018 were cardiac procedures, ultrasound (sonogram), lab tests and inpatient care.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

angioplasty	218
cardiac procedures	2002
catheterization	541
diagnostic procedures	214
doctor visit	1258
hospital care	885
inpatient care	885
lab tests	970
minimally invasive procedures	561
nuclear scan	381
preventive care	837
stent placement (stenting)	218
stress testing	661
ultrasound (sonogram)	1034
vascular procedures	680

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	916
Female	1161

**Ethnicity**
Non-Hispanic White	1594
Black	425
Hispanic	21
Asian	12
Other	25
Native American	0

**Age**
From 65 to 74	745
From 75 to 84	615
85 and over	265
Less than 65	452

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	72
Depression	30
Chronic Kidney Disease	54
Asthma	9
Osteoperosis	8
Atrial Fibrilation	19
Heart Failure	44
Chronic Obstructive Pulmonary Disease	38
Diabetes	45
Dementia	22
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2019 were cardiac procedures, ultrasound (sonogram), lab tests and preventive care.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	66
angioplasty	174
cardiac procedures	1726
catheterization	389
diagnostic procedures	128
doctor visit	1325
hospital care	756
inpatient care	756
lab tests	889
laser treatment	33
minimally invasive procedures	472
nuclear scan	340
preventive care	768
stent placement (stenting)	174
stress testing	610
ultrasound (sonogram)	949
vascular procedures	704

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	898
Female	1187

**Ethnicity**
Non-Hispanic White	1612
Black	417
Hispanic	18
Asian	13
Other	25
Native American	0

**Age**
From 65 to 74	807
From 75 to 84	573
85 and over	280
Less than 65	425

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	72
Depression	32
Chronic Kidney Disease	56
Asthma	8
Osteoperosis	7
Atrial Fibrilation	19
Heart Failure	42
Chronic Obstructive Pulmonary Disease	38
Diabetes	46
Dementia	21
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2020 were cardiac procedures, ultrasound (sonogram), lab tests and inpatient care.

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	67
angioplasty	132
cardiac procedures	1506
catheterization	341
diagnostic procedures	143
doctor visit	1133
hospital care	621
injections	17
inpatient care	621
lab tests	678
laser treatment	25
minimally invasive procedures	424
nuclear scan	283
preventive care	591
stent placement (stenting)	132
stress testing	524
ultrasound (sonogram)	814
vascular procedures	444

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	777
Female	987

**Ethnicity**
Non-Hispanic White	1403
Black	317
Hispanic	15
Asian	11
Other	18
Native American	0

**Age**
From 65 to 74	661
From 75 to 84	509
85 and over	254
Less than 65	340

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2020

Hypertension	75
High Cholesterol	74
Stroke	8
Ischemic Heart Disease	72
Depression	30
Chronic Kidney Disease	54
Asthma	7
Osteoperosis	7
Atrial Fibrilation	18
Heart Failure	44
Chronic Obstructive Pulmonary Disease	34
Diabetes	47
Dementia	21
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2021 were cardiac procedures, inpatient care, hospital care and ultrasound (sonogram).

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

angioplasty	90
cardiac procedures	910
catheterization	203
diagnostic procedures	68
doctor visit	864
hospital care	743
inpatient care	743
lab tests	79
minimally invasive procedures	217
nuclear scan	140
preventive care	79
stent placement (stenting)	90
stress testing	163
ultrasound (sonogram)	698
vascular procedures	284

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	663
Female	859

**Ethnicity**
Non-Hispanic White	1228
Black	245
Hispanic	0
Asian	0
Other	25
Native American	0

**Age**
From 65 to 74	577
From 75 to 84	453
85 and over	245
Less than 65	247

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	72
Depression	28
Chronic Kidney Disease	56
Asthma	8
Osteoperosis	8
Atrial Fibrilation	21
Heart Failure	43
Chronic Obstructive Pulmonary Disease	35
Diabetes	45
Dementia	22
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL during 2022 were cardiac procedures, inpatient care, hospital care and ultrasound (sonogram).

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

ablation	34
angioplasty	52
cardiac procedures	1022
catheterization	205
diagnostic procedures	127
doctor visit	998
hospital care	815
inpatient care	815
laser treatment	17
minimally invasive procedures	259
nuclear scan	205
stent placement (stenting)	52
stress testing	205
ultrasound (sonogram)	771
vascular procedures	400

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	701
Female	971

**Ethnicity**
Non-Hispanic White	1375
Black	254
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	618
From 75 to 84	545
85 and over	257
Less than 65	252

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	59
Depression	28
Chronic Kidney Disease	40
Asthma	11
Osteoperosis	14
Atrial Fibrilation	31
Heart Failure	38
Chronic Obstructive Pulmonary Disease	38
Diabetes	45
Dementia	17
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John I. Nwogu, MD for Medicare patients.

The highest averages for the top procedures that Dr. John I. Nwogu, MD treated as a cardiologist in Anniston, AL were cardiac procedures, ultrasound (sonogram), hospital care and inpatient care.

ablation	153
ambulatory monitoring	47
angioplasty	133
cardiac procedures	1639
catheterization	349
compression therapy	50
diagnostic procedures	161
doctor visit	1244
hospital care	865
immobilization	50
injections	52
inpatient care	863
lab tests	728
laser treatment	56
minimally invasive procedures	496
nuclear scan	344
outpatient care	25
preventive care	536
stent placement (stenting)	128
stress testing	577
ultrasound (sonogram)	926
vascular procedures	656

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John I. Nwogu, MD.

**Gender**
Male	898
Female	1195

**Ethnicity**
Black / African American	421
Asian / Pacific Islander	3
Non-Hispanic White	1626
Native American / Alaskan Native	0
Hispanic	7
Other	22

**Age**
75 to 84	607
85 and over	276
Less than 65	450
65 to 74	760

Average of Total of Conditions of Medicare patients treated by Dr. John I. Nwogu, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	65
Stroke	8
Ischemic Heart Disease	63
Depression	25
Chronic Kidney Disease	42
Asthma	12
Osteoporosis	7
Heart Failure	38
Chronic Obstructive Pulmonary Disease	32
Diabetes	40
Atrial Fibrillation	18
Dementia	18
Cancer	10

Education & Training

Dr. John I. Nwogu, MD graduated from University of Nigeria Faculty of Medical Sciences. He completed residency at SUNY Downstate Medical Center and Affiliated Hospitals. He is certified by the American Board of Internal Medicine and has a state license in Alabama.

Medical School: University of Nigeria Faculty of Medical Sciences

Residency: SUNY Downstate Medical Center and Affiliated Hospitals

Board Certification: American Board of Internal Medicine

Licensed In: Alabama

Affiliations & Hospitals

Dr. John I. Nwogu, MD is associated with these hospitals and organizations:

RMC Health System

Ratings & Reviews

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$569 BRILINTA $569
Novartis Pharmaceuticals Corporation	$564 ENTRESTO $429	LEQVIO $112	NON BRAND $23
Janssen Pharmaceuticals, Inc	$505 XARELTO $488	INVOKANA $16
E.R. Squibb & Sons, L.L.C.	$415 ELIQUIS $415
Pfizer Inc.	$402 ELIQUIS $254	VYNDAQEL $148
Other	$2,660 Repatha $375	SAMSCA $360	NORTHERA $197	Diamondback Coronary $156	LifeVest $122	Other $1,448

**Types of Payments**
Food and Beverage	$4,739
Education	$375

Biography

Dr. John Nwogu is an adult cardiology specialist in Anniston, AL. He is a graduate of the University of Nigeria Faculty of Medical Sciences. He trained at a hospital affiliated with SUNY Downstate Medical Center for his residency. Dr. Nwogu is professionally affiliated with RMC Health System.

Select Year:

Dr. John I. Nwogu, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John I. Nwogu, MD in 2023

By Volume:

By Affordability:

By Volume:

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. John I. Nwogu, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John I. Nwogu, 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. John I. Nwogu, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Anniston, AL