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Dr. John T. Ader, DO, DO-RHEUMATOLOGY

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Specializes in: Adult Rheumatology

A.T. Still University, Kirksville College of Osteopathic Medicine (2000)

784 S Clearwater Loop Suite B
Post Falls, ID 83854

(833) 767-4386

Dr. John T. Ader, DO, DO-RHEUMATOLOGY is a rheumatologist in Baton Rouge, LA specializing in adult rheumatology. He graduated from A.T. Still University, Kirksville College of Osteopathic Medicine in 2000 and has 26 years of experience. Dr. John T. Ader, DO, DO-RHEUMATOLOGY is affiliated with Ochsner Health and WellSpan Health.

Office Locations

10310 The Grove Boulevard
Baton Rouge, LA 70836

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1836 South Avenue
La Crosse, WI 54601

(608) 782-7300

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WellSpan Health

292 Saint Charles Way
York, PA 17402

(717) 356-6065

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784 S Clearwater Loop Suite B
Post Falls, ID 83854

(833) 767-4386

(833) 874-0554

open_in_new

9500 Euclid Avenue
Cleveland, OH 44195

(216) 444-2250

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Noteworthy Medicare Patient Procedures Performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2023

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

Top 5%

By Affordability:

hand X-ray

X-rays

In 2023, Dr. John T. Ader, DO, DO-RHEUMATOLOGY had a list price for hand X-ray, and X-rays that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Louisiana. 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. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2012 were lab tests, blood draw, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

aspiration	17
blood draw	376
doctor visit	454
injections	17
lab tests	1827
musculoskeletal imaging	112
pelvic imaging	12
preventive care	62
thoracic (chest) imaging	11
thyroid function tests	59
X-rays	135

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2013 were lab tests, blood draw, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

aspiration	20
blood draw	468
doctor visit	606
injections	20
lab tests	1954
musculoskeletal imaging	105
preventive care	23
thoracic (chest) imaging	11
thyroid function tests	38
X-rays	116

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	42
Female	127

**Ethnicity**
Non-Hispanic White	155
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	64
From 75 to 84	40
85 and over	12
Less than 65	53

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2013

Hypertension	64
High Cholesterol	45
Stroke	0
Ischemic Heart Disease	22
Depression	34
Chronic Kidney Disease	18
Asthma	17
Osteoperosis	19
Atrial Fibrilation	0
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	0
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2014 were lab tests, blood draw, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

aspiration	23
blood draw	566
doctor visit	662
injections	23
lab tests	2236
musculoskeletal imaging	104
thoracic (chest) imaging	11
thyroid function tests	34
X-rays	115

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	46
Female	146

**Ethnicity**
Non-Hispanic White	175
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	0
85 and over	0
Less than 65	64

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2014

Hypertension	60
High Cholesterol	40
Stroke	0
Ischemic Heart Disease	20
Depression	35
Chronic Kidney Disease	26
Asthma	15
Osteoperosis	20
Atrial Fibrilation	6
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	0
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2015 were lab tests, blood draw, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

blood draw	104
doctor visit	718
lab tests	325
musculoskeletal imaging	54
preventive care	45
vaccines	45
X-rays	54

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	116
Female	366

**Ethnicity**
Non-Hispanic White	442
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	216
From 75 to 84	104
85 and over	38
Less than 65	124

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2015

Hypertension	66
High Cholesterol	44
Stroke	0
Ischemic Heart Disease	22
Depression	34
Chronic Kidney Disease	29
Asthma	16
Osteoperosis	24
Atrial Fibrilation	8
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	0
Cancer	6

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2016 were X-rays, musculoskeletal imaging, preventive care and vaccines.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

doctor visit	824
musculoskeletal imaging	97
preventive care	23
vaccines	23
X-rays	97

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	56
Female	199

**Ethnicity**
Non-Hispanic White	235
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	63
85 and over	21
Less than 65	63

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2016

Hypertension	67
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	24
Depression	34
Chronic Kidney Disease	29
Asthma	19
Osteoperosis	24
Atrial Fibrilation	7
Heart Failure	11
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	7
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2017 were X-rays, musculoskeletal imaging, preventive care and vaccines.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

doctor visit	838
musculoskeletal imaging	35
preventive care	26
vaccines	26
X-rays	35

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	63
Female	195

**Ethnicity**
Non-Hispanic White	235
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	109
From 75 to 84	73
85 and over	19
Less than 65	57

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2017

Hypertension	64
High Cholesterol	37
Stroke	4
Ischemic Heart Disease	22
Depression	32
Chronic Kidney Disease	32
Asthma	12
Osteoperosis	25
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	16
Diabetes	27
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2018 were X-rays, musculoskeletal imaging, preventive care and vaccines.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

doctor visit	861
musculoskeletal imaging	25
preventive care	12
vaccines	12
X-rays	25

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	61
Female	221

**Ethnicity**
Non-Hispanic White	259
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	119
From 75 to 84	83
85 and over	24
Less than 65	56

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2018

Hypertension	62
High Cholesterol	43
Stroke	5
Ischemic Heart Disease	19
Depression	32
Chronic Kidney Disease	29
Asthma	9
Osteoperosis	30
Atrial Fibrilation	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	15
Diabetes	22
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2019 were X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

doctor visit	844
musculoskeletal imaging	37
X-rays	37

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	70
Female	229

**Ethnicity**
Non-Hispanic White	271
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	121
From 75 to 84	100
85 and over	25
Less than 65	53

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2019

Hypertension	63
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	21
Depression	30
Chronic Kidney Disease	31
Asthma	8
Osteoperosis	33
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	7
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2020 were X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

doctor visit	609
musculoskeletal imaging	24
X-rays	24

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	54
Female	199

**Ethnicity**
Non-Hispanic White	232
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	84
85 and over	24
Less than 65	47

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2020

Hypertension	60
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	21
Depression	28
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	34
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	15
Diabetes	25
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2021 were X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

doctor visit	691
musculoskeletal imaging	23
X-rays	23

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	53
Female	208

**Ethnicity**
Non-Hispanic White	242
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	92
85 and over	21
Less than 65	41

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2021

Hypertension	57
High Cholesterol	48
Stroke	0
Ischemic Heart Disease	20
Depression	30
Chronic Kidney Disease	31
Asthma	9
Osteoperosis	36
Atrial Fibrilation	6
Heart Failure	10
Chronic Obstructive Pulmonary Disease	11
Diabetes	23
Dementia	9
Cancer	7

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA during 2022 were X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

doctor visit	615
musculoskeletal imaging	21
X-rays	21

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	46
Female	181

**Ethnicity**
Non-Hispanic White	208
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	82
85 and over	21
Less than 65	26

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2022

Hypertension	67
High Cholesterol	63
Stroke	6
Ischemic Heart Disease	15
Depression	26
Chronic Kidney Disease	26
Asthma	18
Osteoperosis	41
Atrial Fibrilation	12
Heart Failure	10
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY for Medicare patients.

The highest averages for the top procedures that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated as a rheumatologist in Baton Rouge, LA were lab tests, blood draw, X-rays and musculoskeletal imaging.

aspiration	20
blood draw	378
doctor visit	702
injections	20
lab tests	1585
musculoskeletal imaging	57
pelvic imaging	12
preventive care	31
thoracic (chest) imaging	11
thyroid function tests	43
vaccines	26
X-rays	62

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY.

**Gender**
Male	55
Female	188

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	223
Native American / Alaskan Native	0
Hispanic	0
Other	0

**Age**
75 to 84	65
85 and over	18
Less than 65	53
65 to 74	101

Average of Total of Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John T. Ader, DO, DO-RHEUMATOLOGY treated were hypertension, high cholesterol, depression and chronic kidney disease.

Hypertension	57
High Cholesterol	42
Stroke	1
Ischemic Heart Disease	18
Depression	28
Chronic Kidney Disease	25
Asthma	12
Osteoporosis	26
Heart Failure	10
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Atrial Fibrillation	6
Dementia	3
Cancer	7

Education & Training

Dr. John T. Ader, DO, DO-RHEUMATOLOGY graduated from A.T. Still University, Kirksville College of Osteopathic Medicine in 2000. He completed residency at MSU College of Osteopathic Medicine Affiliated Hospitals. He is certified by the Certifications: American Osteopathic Board of Internal Medicine - Rheumatology and has a state license in Idaho.

Medical School: A.T. Still University, Kirksville College of Osteopathic Medicine (2000)

Residency: MSU College of Osteopathic Medicine Affiliated Hospitals (2003)

Board Certification: Certifications: American Osteopathic Board of Internal Medicine - Rheumatology

Licensed In: Idaho

Affiliations & Hospitals

Dr. John T. Ader, DO, DO-RHEUMATOLOGY is associated with these hospitals and organizations:

Ochsner Health

WellSpan Health

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. John T. Ader, DO, DO-RHEUMATOLOGY. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Amgen Inc.	$1,324 Enbrel $872	Prolia $182	Repatha $19	$250
Pfizer Inc.	$360 XELJANZ $360
AbbVie, Inc.	$315 Humira $304	Lupron $11
E.R. Squibb & Sons, L.L.C.	$153 ORENCIA $153
Celgene Corporation	$68 Otezla $46	$21
Other	$276 CRESTOR $38	Supartz $28	REMICADE $22	STELARA $21	STIOLTO $17	Other $150

**Types of Payments**
Food and Beverage	$2,479
Education	$16

Biography

Dr. John Ader works as an adult rheumatology. Dr. Ader is affiliated with Ochsner Health and WellSpan Health. He graduated from A.T. Still University, Kirksville College of Osteopathic Medicine and then he performed his residency at a hospital affiliated with MSU College of Osteopathic Medicine.

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Dr. John T. Ader, DO, DO-RHEUMATOLOGY

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2023

By Affordability:

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 T. Ader, DO, DO-RHEUMATOLOGY in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John T. Ader, DO, DO-RHEUMATOLOGY 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 T. Ader, DO, DO-RHEUMATOLOGY From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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