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Home > IL Providers > Internists & Internal Medicine Doctors

Dr. John A. Hoelscher, MD

(John A Hoelscher, MD)

(1 Rating)

Specializes in: Physician, Internal Medicine (Adult Medicine) and Geriatrics (Elderly Care)

University of Missouri-Columbia School of Medicine (1981)

2 Memorial Drive Suite 220
Alton, IL 62002

(618) 474-1723

Dr. John A. Hoelscher, MD is a physician provider in Alton, IL specializing in physician, internal medicine (adult medicine) and geriatrics (elderly care). He graduated from University of Missouri-Columbia School of Medicine in 1981 and has 45 years of experience. Dr. John A. Hoelscher, MD is affiliated with BJC Medical Group Primary Care at Alton and FAIRVIEW HEIGHTS MEDICAL GROUP SC.

Office Locations

2 Memorial Drive Suite 220
Alton, IL 62002

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Noteworthy Medicare Patient Procedures Performed by Dr. John A. Hoelscher, MD in 2024

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

Top 5%

By Volume:

flu shot

By Affordability:

blood tests

In 2024, among providers in related specialties within Illinois, Dr. John A. Hoelscher, MD performed more flu shot procedures for Medicare patients than 95% of them and he also had a list price for blood tests 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 Affordability:

hospital care

inpatient care

inpatient hospital care

liver function tests

prothrombin time test

In 2024, Dr. John A. Hoelscher, MD had a list price for hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), liver function tests (LFTs), and prothrombin time (PT) test that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Illinois. 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 25%

By Volume:

lab tests

preventive care

screening EKG

By Affordability:

In 2012, among providers in related specialties within Illinois, Dr. John A. Hoelscher, MD performed more lab tests, preventive care, and screening EKG procedures for Medicare patients than 75% of them and he also had a list price for cardiac procedures, coagulation (blood clotting) tests, flu shot, flu vaccine, immunization (preventive vaccines), lab tests, and vaccines that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2012 were lab tests, preventive care, blood draw and hospital care.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	28
blood draw	2034
diabetes management	507
doctor visit	3860
ear procedures	30
hip imaging	40
hormone therapy	69
hospital care	810
injections	97
inpatient care	755
lab tests	7322
musculoskeletal imaging	74
nursing home care	184
outpatient care	55
preventive care	2723
spinal procedures	20
thoracic (chest) imaging	239
thyroid function tests	254
vaccines	390
X-rays	333

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2013 were lab tests, preventive care, blood draw and hospital care.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	32
blood draw	1850
diabetes management	527
doctor visit	3530
ear procedures	18
hip imaging	31
hormone therapy	66
hospital care	770
injections	98
inpatient care	677
lab tests	7060
musculoskeletal imaging	59
nursing home care	251
outpatient care	93
preventive care	2762
thoracic (chest) imaging	224
thyroid function tests	235
vaccines	427
X-rays	283

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	550
Female	773

**Ethnicity**
Non-Hispanic White	1288
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	556
From 75 to 84	434
85 and over	243
Less than 65	90

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2013

Hypertension	64
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	38
Depression	16
Chronic Kidney Disease	22
Asthma	4
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	12
Diabetes	31
Dementia	14
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2014 were lab tests, preventive care, blood draw and hospital care.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	38
blood draw	891
diabetes management	284
doctor visit	2727
ear procedures	11
hip imaging	33
hospital care	636
injections	38
inpatient care	579
lab tests	3614
musculoskeletal imaging	67
nursing home care	219
outpatient care	57
preventive care	1705
spinal procedures	24
thoracic (chest) imaging	174
thyroid function tests	101
vaccines	471
X-rays	265

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	485
Female	688

**Ethnicity**
Non-Hispanic White	1144
Black	16
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	492
From 75 to 84	391
85 and over	199
Less than 65	91

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2014

Hypertension	62
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	36
Depression	15
Chronic Kidney Disease	21
Asthma	3
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	12
Diabetes	32
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2015 were preventive care, vaccines, hospital care and inpatient care.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	48
doctor visit	2766
ear procedures	11
hip imaging	32
hospital care	635
injections	48
inpatient care	571
lab tests	489
musculoskeletal imaging	32
nursing home care	177
outpatient care	64
preventive care	844
spinal procedures	37
thoracic (chest) imaging	230
vaccines	818
X-rays	299

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	934
Female	1334

**Ethnicity**
Non-Hispanic White	2202
Black	0
Hispanic	0
Asian	0
Other	32
Native American	0

**Age**
From 65 to 74	912
From 75 to 84	816
85 and over	366
Less than 65	174

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2015

Hypertension	62
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	34
Depression	14
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	32
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2016 were hospital care, inpatient care, preventive care and vaccines.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	26
doctor visit	2823
ear procedures	13
hospital care	650
injections	26
inpatient care	599
lab tests	439
nursing home care	139
outpatient care	51
preventive care	583
spinal procedures	21
thoracic (chest) imaging	173
vaccines	558
X-rays	194

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	478
Female	671

**Ethnicity**
Non-Hispanic White	1110
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	438
From 75 to 84	425
85 and over	205
Less than 65	81

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2016

Hypertension	65
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	36
Depression	16
Chronic Kidney Disease	37
Asthma	14
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	12
Diabetes	32
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2017 were blood draw, hospital care, lab tests and inpatient care.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	23
blood draw	855
doctor visit	2699
ear procedures	11
hospital care	553
injections	23
inpatient care	516
lab tests	534
nursing home care	106
outpatient care	37
preventive care	360
spinal procedures	27
thoracic (chest) imaging	151
vaccines	337
X-rays	178

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	453
Female	581

**Ethnicity**
Non-Hispanic White	998
Black	0
Hispanic	0
Asian	0
Other	21
Native American	0

**Age**
From 65 to 74	419
From 75 to 84	382
85 and over	163
Less than 65	70

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2017

Hypertension	68
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	36
Asthma	4
Osteoperosis	7
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	13
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2018 were blood draw, hospital care, inpatient care and lab tests.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	19
blood draw	1103
cardiac procedures	17
doctor visit	1730
hospital care	519
injections	19
inpatient care	477
lab tests	411
nursing home care	51
outpatient care	42
preventive care	381
vaccines	340

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	398
Female	542

**Ethnicity**
Non-Hispanic White	905
Black	0
Hispanic	0
Asian	0
Other	19
Native American	0

**Age**
From 65 to 74	387
From 75 to 84	332
85 and over	149
Less than 65	72

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2018

Hypertension	69
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	31
Depression	19
Chronic Kidney Disease	33
Asthma	5
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	21
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2019 were blood draw, hospital care, inpatient care and lab tests.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	21
blood draw	992
cardiac procedures	27
doctor visit	1295
hospital care	470
injections	21
inpatient care	458
lab tests	411
nursing home care	17
outpatient care	12
preventive care	407
vaccines	350

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	398
Female	514

**Ethnicity**
Non-Hispanic White	874
Black	0
Hispanic	0
Asian	0
Other	21
Native American	0

**Age**
From 65 to 74	352
From 75 to 84	349
85 and over	146
Less than 65	65

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2019

Hypertension	71
High Cholesterol	69
Stroke	4
Ischemic Heart Disease	33
Depression	23
Chronic Kidney Disease	33
Asthma	5
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	23
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	13
Cancer	13

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2020 were hospital care, inpatient care, preventive care and lab tests.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	27
blood draw	253
cardiac procedures	41
doctor visit	851
hospital care	519
injections	27
inpatient care	519
lab tests	330
preventive care	371
vaccines	288

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	370
Female	456

**Ethnicity**
Non-Hispanic White	794
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	332
From 75 to 84	307
85 and over	137
Less than 65	50

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2020

Hypertension	63
High Cholesterol	73
Stroke	4
Ischemic Heart Disease	30
Depression	22
Chronic Kidney Disease	32
Asthma	6
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	23
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2021 were hospital care, inpatient care, preventive care and lab tests.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	30
cardiac procedures	38
doctor visit	814
hospital care	400
injections	30
inpatient care	400
lab tests	260
preventive care	324
vaccines	247

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	350
Female	425

**Ethnicity**
Non-Hispanic White	744
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	332
From 75 to 84	275
85 and over	126
Less than 65	42

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2021

Hypertension	62
High Cholesterol	75
Stroke	2
Ischemic Heart Disease	27
Depression	22
Chronic Kidney Disease	29
Asthma	6
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	12
Cancer	14

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2022 were hospital care, inpatient care, preventive care and lab tests.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	38
cardiac procedures	26
doctor visit	850
hospital care	387
injections	38
inpatient care	387
lab tests	223
preventive care	231
vaccines	174

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	327
Female	406

**Ethnicity**
Non-Hispanic White	708
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	311
From 75 to 84	258
85 and over	127
Less than 65	37

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2022

Hypertension	71
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	22
Depression	22
Chronic Kidney Disease	24
Asthma	8
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	16
Chronic Obstructive Pulmonary Disease	15
Diabetes	26
Dementia	10
Cancer	18

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2023 were hospital care, inpatient care, lab tests and preventive care.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	27
cardiac procedures	18
doctor visit	849
hospital care	344
injections	27
inpatient care	344
lab tests	177
preventive care	176
vaccines	134

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	296
Female	381

**Ethnicity**
Non-Hispanic White	651
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	297
From 75 to 84	232
85 and over	116
Less than 65	32

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2023

Hypertension	72
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	23
Depression	21
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	25
Dementia	9
Cancer	18

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL during 2024 were hospital care, inpatient care, preventive care and lab tests.

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

aspiration	26
cardiac procedures	18
doctor visit	724
hospital care	301
injections	26
inpatient care	301
lab tests	145
preventive care	158
vaccines	122

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	282
Female	343

**Ethnicity**
Non-Hispanic White	602
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	264
From 75 to 84	218
85 and over	113
Less than 65	30

Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD in 2024

Hypertension	72
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	23
Depression	21
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	13
Atrial Fibrilation	19
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	10
Cancer	19

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. John A. Hoelscher, MD for Medicare patients.

The highest averages for the top procedures that Dr. John A. Hoelscher, MD treated as a physician provider in Alton, IL were lab tests, blood draw, preventive care and hospital care.

aspiration	29
blood draw	1139
cardiac procedures	26
diabetes management	439
doctor visit	1962
ear procedures	15
hip imaging	34
hormone therapy	67
hospital care	538
injections	39
inpatient care	506
lab tests	1647
musculoskeletal imaging	58
nursing home care	143
outpatient care	51
preventive care	848
spinal procedures	25
thoracic (chest) imaging	198
thyroid function tests	196
vaccines	358
X-rays	258

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. John A. Hoelscher, MD.

**Gender**
Male	409
Female	547

**Ethnicity**
Black / African American	2
Asian / Pacific Islander	0
Non-Hispanic White	924
Native American / Alaskan Native	0
Hispanic	0
Other	10

**Age**
75 to 84	339
85 and over	160
Less than 65	64
65 to 74	391

Average of Total of Conditions of Medicare patients treated by Dr. John A. Hoelscher, MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. John A. Hoelscher, MD treated were high cholesterol, hypertension, ischemic heart disease and diabetes.

Hypertension	61
High Cholesterol	68
Stroke	4
Ischemic Heart Disease	28
Depression	17
Chronic Kidney Disease	26
Asthma	6
Osteoporosis	8
Heart Failure	18
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Atrial Fibrillation	12
Dementia	11
Cancer	13

Education & Training

Dr. John A. Hoelscher, MD graduated from University of Missouri-Columbia School of Medicine in 1981. He has a state license in Illinois.

Medical School: University of Missouri-Columbia School of Medicine (1981)

Licensed In: Illinois

Ratings & Reviews

Dr. John A. Hoelscher, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. John A. Hoelscher, MD from all over the web to help you find the right in Alton, IL.

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General Payments

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

**Payments by Company**
Novo Nordisk Inc	$2,848 Tresiba $777	Victoza $714	RYBELSUS $380	Ozempic $380	NovoLog $295	Other $302
AstraZeneca Pharmaceuticals LP	$2,311 FARXIGA $1,033	SYMBICORT $392	BYDUREON PEN $174	BRILINTA $115	AIRSUPRA $92	Other $506
Amgen Inc.	$1,462 Prolia $824	Repatha $622	EVENITY $16
Pfizer Inc.	$1,389 ELIQUIS $373	COLOGUARD $293	VIAGRA $195	PREVNAR - 13 $159	EUCRISA $84	Other $287
Lilly USA, LLC	$1,385 MOUNJARO $300	JARDIANCE $200	ZEPBOUND $198	BASAGLAR $172	TRULICITY $171	Other $343
Other	$12,688 UBRELVY $875	TOUJEO $701	ENTRESTO $565	INVOKANA $441	TRELEGY ELLIPTA $379	Other $9,727

**Types of Payments**
Food and Beverage	$21,795
Education	$288

Biography

John Hoelscher, MD, is a board-certified internal medicine physician who sees patients 18 years and older. He provides preventive care, including annual wellness exams, vaccinations, and school and sports physicals. He manages minor illnesses and injuries, cold and flu symptoms, allergies and chronic conditions, including asthma, COPD, diabetes, heart disease, high cholesterol, obesity, and thyroid disease. Dr. Hoelscher is a caring healthcare provider who emphasizes holistic approaches and preventive care. He takes a practical and sensible approach to medical testing and medication prescriptions. This practice is a part of BJC Medical Group of Illinois.