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Dr. Ernesto Ayala, MD

Accepting New Patients

(Ernesto Ayala, M.D.)

(3 Ratings)

Specializes in: Oncology (Cancer Care) and Hematology (Blood Disorders)

National University of Colombia Faculty of Medicine (1985)

Professional interests include: bone marrow transplant, non-Hodgkin's lymphoma, graft versus host disease, and more.

4500 SAN PABLO ROAD
JACKSONVILLE, FL 32224

(904) 953-7188

Dr. Ernesto Ayala, MD is an oncologist in JACKSONVILLE, FL specializing in oncology (cancer care) and hematology (blood disorders). He graduated from National University of Colombia Faculty of Medicine in 1985 and has 41 years of experience. Dr. Ernesto Ayala, MD is affiliated with Mayo Clinic.

Office Locations

4500 SAN PABLO ROAD
JACKSONVILLE, FL 32224

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Jacksonville, FL

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In The News

“The body's immune system uses these markers to recognize which cells belong in your body and which do not,"explains Dr. Ernesto Ayala, a Mayo Clinic hematologist/oncologist with the Bone Marrow...”—"Need is growing for bone marrow donors", Honolulu Star-Advertiser, October 2019

“The body's immune system uses these markers to recognize which cells belong in your body and which do not,"explained Dr. Ernesto Ayala, a Mayo Clinic hematologist/oncologist with the Bone Marrow...”—"There is a growing need for bone marrow donors", Reading Eagle, July 2019

Noteworthy Medicare Patient Procedures Performed by Dr. Ernesto Ayala, MD in 2023

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

Top 25%

By Volume:

inpatient hospital care

In 2012, Dr. Ernesto Ayala, 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. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2012 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

doctor visit	211
hospital care	345
inpatient care	345

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

doctor visit	223
hospital care	151
inpatient care	151

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	60
Female	50

**Ethnicity**
Non-Hispanic White	98
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	65
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2013

Hypertension	54
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	35
Depression	25
Chronic Kidney Disease	30
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	22
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

doctor visit	235
hospital care	201
inpatient care	201

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	63
Female	57

**Ethnicity**
Non-Hispanic White	90
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	68
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2014

Hypertension	57
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	36
Depression	25
Chronic Kidney Disease	31
Asthma	11
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	18
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2015 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

doctor visit	224
hospital care	146
inpatient care	146

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	120
Female	98

**Ethnicity**
Non-Hispanic White	162
Black	0
Hispanic	30
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2015

Hypertension	67
High Cholesterol	52
Stroke	0
Ischemic Heart Disease	32
Depression	23
Chronic Kidney Disease	34
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	24
Dementia	0
Cancer	15

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2016 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

doctor visit	213
hospital care	134
inpatient care	134

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	69
Female	49

**Ethnicity**
Non-Hispanic White	95
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	69
From 75 to 84	12
85 and over	0
Less than 65	37

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2016

Hypertension	63
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	41
Depression	29
Chronic Kidney Disease	46
Asthma	25
Osteoperosis	13
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	20
Diabetes	25
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2017 were hospital care and inpatient care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

doctor visit	161
hospital care	107
inpatient care	107

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	62
Female	42

**Ethnicity**
Non-Hispanic White	84
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	71
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2017

Hypertension	68
High Cholesterol	63
Stroke	0
Ischemic Heart Disease	42
Depression	30
Chronic Kidney Disease	47
Asthma	0
Osteoperosis	0
Atrial Fibrilation	17
Heart Failure	16
Chronic Obstructive Pulmonary Disease	18
Diabetes	27
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2018 were chemotherapy, biological response modifier (BRM) therapy, minimally invasive procedures and hospital care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

biological response modifier (BRM) therapy	288
chemotherapy	288
doctor visit	104
hormone therapy	47
hospital care	216
inpatient care	216
minimally invasive procedures	278
port flush	18

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	278
Female	277

**Ethnicity**
Non-Hispanic White	475
Black	36
Hispanic	0
Asian	0
Other	21
Native American	0

**Age**
From 65 to 74	307
From 75 to 84	171
85 and over	39
Less than 65	38

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2018

Hypertension	67
High Cholesterol	54
Stroke	6
Ischemic Heart Disease	45
Depression	22
Chronic Kidney Disease	40
Asthma	6
Osteoperosis	9
Atrial Fibrilation	16
Heart Failure	21
Chronic Obstructive Pulmonary Disease	16
Diabetes	28
Dementia	7
Cancer	41

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2019 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

biological response modifier (BRM) therapy	321
chemotherapy	321
doctor visit	385
hormone therapy	34
hospital care	185
inpatient care	185
minimally invasive procedures	342
port flush	19

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	340
Female	342

**Ethnicity**
Non-Hispanic White	570
Black	58
Hispanic	28
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	375
From 75 to 84	205
85 and over	40
Less than 65	62

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2019

Hypertension	69
High Cholesterol	55
Stroke	6
Ischemic Heart Disease	37
Depression	25
Chronic Kidney Disease	44
Asthma	7
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	22
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	8
Cancer	42

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2020 were hospital care, inpatient care, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

biological response modifier (BRM) therapy	262
chemotherapy	262
doctor visit	419
hormone therapy	36
hospital care	377
inpatient care	377
minimally invasive procedures	266
port flush	14

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	298
Female	312

**Ethnicity**
Non-Hispanic White	500
Black	49
Hispanic	0
Asian	0
Other	30
Native American	0

**Age**
From 65 to 74	351
From 75 to 84	158
85 and over	38
Less than 65	63

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2020

Hypertension	65
High Cholesterol	53
Stroke	5
Ischemic Heart Disease	40
Depression	23
Chronic Kidney Disease	47
Asthma	7
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	6
Cancer	31

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2021 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

biological response modifier (BRM) therapy	288
chemotherapy	288
doctor visit	345
hormone therapy	61
hospital care	142
inpatient care	142
minimally invasive procedures	330

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	359
Female	374

**Ethnicity**
Non-Hispanic White	592
Black	71
Hispanic	36
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	383
From 75 to 84	229
85 and over	50
Less than 65	71

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2021

Hypertension	64
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	36
Depression	23
Chronic Kidney Disease	51
Asthma	8
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	9
Cancer	36

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL during 2022 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

biological response modifier (BRM) therapy	422
chemotherapy	422
doctor visit	393
hormone therapy	78
hospital care	286
inpatient care	286
minimally invasive procedures	470

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	425
Female	422

**Ethnicity**
Non-Hispanic White	712
Black	65
Hispanic	30
Asian	12
Other	28
Native American	0

**Age**
From 65 to 74	446
From 75 to 84	278
85 and over	54
Less than 65	69

Conditions of Medicare patients treated by Dr. Ernesto Ayala, MD in 2022

Hypertension	73
High Cholesterol	72
Stroke	9
Ischemic Heart Disease	29
Depression	18
Chronic Kidney Disease	34
Asthma	8
Osteoperosis	14
Atrial Fibrilation	20
Heart Failure	17
Chronic Obstructive Pulmonary Disease	17
Diabetes	26
Dementia	4
Cancer	45

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ernesto Ayala, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ernesto Ayala, MD treated as an oncologist in JACKSONVILLE, FL were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

biological response modifier (BRM) therapy	316
chemotherapy	316
doctor visit	264
hormone therapy	51
hospital care	208
inpatient care	208
minimally invasive procedures	337

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ernesto Ayala, MD.

**Gender**
Male	188
Female	183

**Ethnicity**
Black / African American	25
Asian / Pacific Islander	1
Non-Hispanic White	307
Native American / Alaskan Native	0
Hispanic	12
Other	7

**Age**
75 to 84	95
85 and over	20
Less than 65	30
65 to 74	205

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

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

Hypertension	58
High Cholesterol	52
Stroke	2
Ischemic Heart Disease	33
Depression	22
Chronic Kidney Disease	36
Asthma	6
Osteoporosis	5
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Atrial Fibrillation	9
Dementia	3
Cancer	21

Education & Training

Dr. Ernesto Ayala, MD graduated from National University of Colombia Faculty of Medicine in 1985. He completed residency at Internal Medicine/Medical Oncology: Instituto Nacional de Cancerologia. He is certified by the Internal Medicine American Board of Internal Medicine and has a state license in Florida.

Medical School: National University of Colombia Faculty of Medicine (1985)

Residency: Internal Medicine/Medical Oncology: Instituto Nacional de Cancerologia (1993)

Board Certification: Internal Medicine American Board of Internal Medicine (2000)

Licensed In: Florida

Affiliations & Hospitals

Dr. Ernesto Ayala, MD is associated with these hospitals and organizations:

Mayo Clinic

Ratings & Reviews

Dr. Ernesto Ayala, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 3 ratings. We collect ratings and reviews of Dr. Ernesto Ayala, MD from all over the web to help you find the right in JACKSONVILLE, FL.

Overall Rating

(3 Ratings)

Leave a Review

Reviews From Around The Web

Overall Rating: 5.0 2025-11-27

Patient verified via Press Ganey

I have highly recommend Dr. Ayala for many of my Scleroderma patient friends. We all adore him!

Overall Rating: 5.0 2025-05-23

Patient verified via Press Ganey

I am so grateful for tge care I continue to receive!

Overall Rating: 5.0 2025-05-17

Patient verified via Press Ganey

Wonderful Doctor

General Payments

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

**Payments by Company**
Seattle Genetics, Inc.	$2,580 ADCETRIS $2,580
Alexion Pharmaceuticals, Inc.	$174 SOLIRIS $174
Seagen Inc.	$96 ADCETRIS $96
Jazz Pharmaceuticals Inc.	$79 Defitelio $79
Kite Pharma, Inc.	$72 Yescarta $72
Other	$158 Beleodaq $81	FIASP $44	KYMRIAH $34

**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	$2,000
Food and Beverage	$1,146
Education	$12

Research Payments

Dr. Ernesto Ayala, MD has received 14 research payments totaling $20,495.

Biography

Dr. Ernesto Ayala is a specialist in oncology (cancer care) and hematology (blood disorders). He is conversant in Spanish. His areas of expertise include autologous stem cell transplant, T-cell lymphoma, and burkitt's lymphoma. Dr. Ayala is affiliated with Mayo Clinic. Before performing his residency at Jackson Memorial Medical Center, Dr. Ayala attended National University of Colombia Faculty of Medicine for medical school. His average rating from his patients is 5.0 stars (out of 5). Dr. Ayala has received the following distinctions: Travel Award - American Society for Blood and Marrow Transplantation and Best Teaching Resident - Internal Medicine Program, University of Miami. Dr. Ayala's practice in JACKSONVILLE, FL is open to new patients as reported by Doctor.com.