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Dr. Mariana Fernandez, MD

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(Dr. Mariana Fernandez, MD)

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Specializes in: Hospital Medicine (Hospitalist)

Central University of Venezuela Faculty of Medicine

1324 Lakeland Hills Boulevard
Lakeland, FL 33805

(863) 680-7000

Dr. Mariana Fernandez, MD is a hospitalist in Lakeland, FL specializing in hospital medicine (hospitalist). She graduated from Central University of Venezuela Faculty of Medicine. Dr. Mariana Fernandez, MD is affiliated with Watson Clinic.

Office Locations

1324 Lakeland Hills Boulevard
Lakeland, FL 33805

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Noteworthy Medicare Patient Procedures Performed by Dr. Mariana Fernandez, MD in 2023

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

Top 25%

By Affordability:

hospital care

inpatient care

inpatient hospital care

In 2012, Dr. Mariana Fernandez, 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 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2012 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	299
inpatient care	234
outpatient care	65

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2013 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	281
inpatient care	225
outpatient care	56

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	53
Female	65

**Ethnicity**
Non-Hispanic White	99
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	33
From 75 to 84	28
85 and over	26
Less than 65	31

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2013

Hypertension	75
High Cholesterol	66
Stroke	14
Ischemic Heart Disease	64
Depression	42
Chronic Kidney Disease	37
Asthma	9
Osteoperosis	13
Atrial Fibrilation	19
Heart Failure	39
Chronic Obstructive Pulmonary Disease	38
Diabetes	39
Dementia	36
Cancer	14

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2014 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	250
inpatient care	213
outpatient care	37

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	54
Female	62

**Ethnicity**
Non-Hispanic White	93
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	27
From 75 to 84	28
85 and over	23
Less than 65	38

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2014

Hypertension	75
High Cholesterol	60
Stroke	12
Ischemic Heart Disease	60
Depression	46
Chronic Kidney Disease	54
Asthma	18
Osteoperosis	11
Atrial Fibrilation	24
Heart Failure	42
Chronic Obstructive Pulmonary Disease	41
Diabetes	49
Dementia	31
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	228
inpatient care	228

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	136
Female	102

**Ethnicity**
Non-Hispanic White	182
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	46
85 and over	42
Less than 65	86

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2015

Hypertension	75
High Cholesterol	66
Stroke	17
Ischemic Heart Disease	71
Depression	48
Chronic Kidney Disease	51
Asthma	27
Osteoperosis	0
Atrial Fibrilation	23
Heart Failure	45
Chronic Obstructive Pulmonary Disease	38
Diabetes	51
Dementia	29
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2016 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	187
inpatient care	151
outpatient care	36

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	53
Female	65

**Ethnicity**
Non-Hispanic White	96
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	34
From 75 to 84	30
85 and over	21
Less than 65	33

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2016

Hypertension	75
High Cholesterol	69
Stroke	20
Ischemic Heart Disease	64
Depression	47
Chronic Kidney Disease	56
Asthma	45
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	47
Chronic Obstructive Pulmonary Disease	43
Diabetes	53
Dementia	36
Cancer	19

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2017 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	294
inpatient care	230
outpatient care	64

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	93
Female	106

**Ethnicity**
Non-Hispanic White	154
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	46
85 and over	39
Less than 65	46

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2017

Hypertension	75
High Cholesterol	75
Stroke	16
Ischemic Heart Disease	75
Depression	44
Chronic Kidney Disease	64
Asthma	24
Osteoperosis	12
Atrial Fibrilation	25
Heart Failure	48
Chronic Obstructive Pulmonary Disease	45
Diabetes	51
Dementia	35
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2018 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	405
inpatient care	341
outpatient care	64

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	92
Female	99

**Ethnicity**
Non-Hispanic White	153
Black	24
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	62
From 75 to 84	67
85 and over	28
Less than 65	34

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	71
Depression	48
Chronic Kidney Disease	70
Asthma	17
Osteoperosis	13
Atrial Fibrilation	28
Heart Failure	49
Chronic Obstructive Pulmonary Disease	42
Diabetes	54
Dementia	47
Cancer	20

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2019 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	385
inpatient care	353
outpatient care	32

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	83
Female	102

**Ethnicity**
Non-Hispanic White	144
Black	26
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	53
From 75 to 84	63
85 and over	32
Less than 65	37

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	71
Depression	47
Chronic Kidney Disease	69
Asthma	16
Osteoperosis	13
Atrial Fibrilation	24
Heart Failure	50
Chronic Obstructive Pulmonary Disease	44
Diabetes	56
Dementia	41
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2020 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	553
inpatient care	535
outpatient care	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	105
Female	107

**Ethnicity**
Non-Hispanic White	158
Black	32
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	65
From 75 to 84	72
85 and over	39
Less than 65	36

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	22
Ischemic Heart Disease	64
Depression	49
Chronic Kidney Disease	75
Asthma	10
Osteoperosis	9
Atrial Fibrilation	28
Heart Failure	53
Chronic Obstructive Pulmonary Disease	43
Diabetes	62
Dementia	41
Cancer	17

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2021 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

doctor visit	13
hospital care	517
inpatient care	499
outpatient care	18

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	82
Female	104

**Ethnicity**
Non-Hispanic White	134
Black	29
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	61
From 75 to 84	57
85 and over	32
Less than 65	36

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	73
Depression	49
Chronic Kidney Disease	75
Asthma	15
Osteoperosis	9
Atrial Fibrilation	31
Heart Failure	53
Chronic Obstructive Pulmonary Disease	42
Diabetes	54
Dementia	37
Cancer	16

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL during 2022 were hospital care, inpatient care and outpatient care.

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

hospital care	456
inpatient care	437
outpatient care	19

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	96
Female	72

**Ethnicity**
Non-Hispanic White	129
Black	22
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	50
From 75 to 84	53
85 and over	32
Less than 65	33

Conditions of Medicare patients treated by Dr. Mariana Fernandez, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	27
Ischemic Heart Disease	59
Depression	43
Chronic Kidney Disease	65
Asthma	21
Osteoperosis	11
Atrial Fibrilation	46
Heart Failure	54
Chronic Obstructive Pulmonary Disease	51
Diabetes	52
Dementia	25
Cancer	16

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Mariana Fernandez, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mariana Fernandez, MD treated as a hospitalist in Lakeland, FL were hospital care, inpatient care and outpatient care.

doctor visit	13
hospital care	350
inpatient care	313
outpatient care	40

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Mariana Fernandez, MD.

**Gender**
Male	77
Female	80

**Ethnicity**
Black / African American	14
Asian / Pacific Islander	0
Non-Hispanic White	122
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	44
85 and over	28
Less than 65	37
65 to 74	47

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

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

Hypertension	68
High Cholesterol	64
Stroke	16
Ischemic Heart Disease	61
Depression	42
Chronic Kidney Disease	56
Asthma	18
Osteoporosis	9
Heart Failure	43
Chronic Obstructive Pulmonary Disease	38
Diabetes	47
Atrial Fibrillation	24
Cancer	14
Dementia	32

Education & Training

Dr. Mariana Fernandez, MD graduated from Central University of Venezuela Faculty of Medicine. She completed residency at Saint Barnabas Medical Center, Livingston. She is certified by the American Board of Internal Medicine Certification and has a state license in Florida.

Medical School: Central University of Venezuela Faculty of Medicine

Residency: Saint Barnabas Medical Center, Livingston

Board Certification: American Board of Internal Medicine Certification

Licensed In: Florida

Affiliations & Hospitals

Dr. Mariana Fernandez, MD is associated with these hospitals and organizations:

Watson Clinic

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General Payments

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

**Payments by Company**
E.R. Squibb & Sons, L.L.C.	$242 ELIQUIS $242
Janssen Pharmaceuticals, Inc	$187 XARELTO $187
Otsuka America Pharmaceutical, Inc.	$129 Nuedexta $129
Amgen Inc.	$120 Corlanor $120
Supernus Pharmaceuticals, Inc.	$43 OXTELLAR XR $23	TROKENDI XR $20
Other	$75 Menveo $25	MitraClip $24	Performa $14	WATCHMAN $11

**Types of Payments**
Food and Beverage	$772
Education	$25

Biography

Dr. Mariana Fernandez's area of specialization is hospital medicine (hospitalist). Before performing her residency at Saint Barnabas Medical Center, Livingston, Dr. Fernandez attended Central University of Venezuela Faculty of Medicine for medical school. Dr. Fernandez is conversant in Spanish. She is affiliated with Watson Clinic. Watson Clinic reports that she is accepting new patients at her office in Lakeland, FL.