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Dr. Michael S. Merkley, MD

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Specializes in: Sports Medicine and Orthopedics/Orthopedic Surgery

University of Illinois College of Medicine at Peoria

Professional interests include: shoulder problems, knee problems

2351 Broadway Street
Pekin, IL 61554

(309) 691-1400

Dr. Michael S. Merkley, MD is a sports medicine doctor in Pekin, IL specializing in sports medicine and orthopedics/orthopedic surgery. He graduated from University of Illinois College of Medicine at Peoria. Dr. Michael S. Merkley, MD is affiliated with Midwest Orthopaedic Center.

Office Locations

Midwest Orthopaedic Center

2351 Broadway Street
Pekin, IL 61554

(309) 691-1400

(309) 693-3197

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6000 North Allen Road
Peoria, IL 61614

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Noteworthy Medicare Patient Procedures Performed by Dr. Michael S. Merkley, MD in 2023

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

Top 5%

By Volume:

arthroscopic acromioplasty

arthroscopic rotator cuff repair

shoulder surgery

subacromial decompression

In 2023, Dr. Michael S. Merkley, MD performed more arthroscopic acromioplasty, arthroscopic rotator cuff repair, shoulder surgery, and subacromial decompression procedures for Medicare patients than 95% of providers in related specialties within Illinois.

Top 10%

By Volume:

joint surgery

total shoulder replacement

By Affordability:

arthroscopic rotator cuff repair

In 2023, among providers in related specialties within Illinois, Dr. Michael S. Merkley, MD performed more joint surgery, and total shoulder replacement procedures for Medicare patients than 90% of them and he also had a list price for arthroscopic rotator cuff repair that was lower than the list prices billed to Medicare by 90% 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 25%

By Volume:

joint reconstruction

land-based therapeutic exercise

manual therapy

shoulder arthroscopy

By Affordability:

acromial resection

acromioplasty

arthroscopic acromioplasty

arthroscopic biceps tenodesis

arthroscopic subacromial decompression

decompression surgery

MRI

rotator cuff repair

rotator cuff surgery

shoulder arthroplasty

shoulder reconstruction

shoulder replacement

shoulder surgery

subacromial decompression

total joint replacement

total shoulder replacement

In 2012, among providers in related specialties within Illinois, Dr. Michael S. Merkley, MD performed more joint reconstruction, land-based therapeutic exercise, manual therapy, and shoulder arthroscopy procedures for Medicare patients than 75% of them and he also had a list price for acromial resection, acromioplasty, arthroscopic acromioplasty, arthroscopic biceps tenodesis, arthroscopic subacromial decompression, decompression surgery, MRI (magnetic resonance imaging), rotator cuff repair, rotator cuff surgery, shoulder arthroplasty, shoulder reconstruction, shoulder replacement, shoulder surgery, subacromial decompression, total joint replacement, and total shoulder replacement 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. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2012 were rehabilitation, aspiration, injections and manual therapy.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	328
decompression surgery	27
diagnostic evaluation	47
doctor visit	495
injections	328
joint surgery	59
manual therapy	315
minimally invasive procedures	40
MRI (magnetic resonance imaging)	19
musculoskeletal imaging	19
open surgery	12
reconstructive surgery	19
rehabilitation	1152
tendon surgery	12
upper extremity surgery	71

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2013 were rehabilitation, injections, aspiration and manual therapy.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	281
decompression surgery	18
diagnostic evaluation	70
doctor visit	544
excision	12
injections	292
joint surgery	74
manual therapy	134
minimally invasive procedures	42
MRI (magnetic resonance imaging)	22
musculoskeletal imaging	22
open surgery	26
reconstructive surgery	32
rehabilitation	1306
tendon surgery	26
upper extremity surgery	100

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	179
Female	281

**Ethnicity**
Non-Hispanic White	431
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	246
From 75 to 84	109
85 and over	45
Less than 65	60

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2013

Hypertension	67
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	28
Depression	23
Chronic Kidney Disease	17
Asthma	9
Osteoperosis	9
Atrial Fibrilation	8
Heart Failure	15
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2014 were rehabilitation, aspiration, injections and upper extremity surgery.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	402
closed (non-surgical) treatment of fracture	12
debridement (removal of unhealthy tissue)	13
decompression surgery	29
diagnostic evaluation	87
doctor visit	670
hip imaging	16
injections	402
joint surgery	83
manual therapy	35
minimally invasive procedures	62
MRI (magnetic resonance imaging)	22
musculoskeletal imaging	38
open surgery	19
pelvic imaging	16
reconstructive surgery	21
rehabilitation	1313
tendon surgery	19
upper extremity surgery	102
X-rays	32

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	203
Female	251

**Ethnicity**
Non-Hispanic White	430
Black	12
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	231
From 75 to 84	131
85 and over	38
Less than 65	54

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2014

Hypertension	66
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	27
Depression	24
Chronic Kidney Disease	19
Asthma	12
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	28
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2015 were rehabilitation, aspiration, injections and manual therapy.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	332
debridement (removal of unhealthy tissue)	12
decompression surgery	30
diagnostic evaluation	94
doctor visit	594
hip imaging	16
injections	332
joint surgery	95
manual therapy	152
minimally invasive procedures	62
MRI (magnetic resonance imaging)	26
musculoskeletal imaging	42
open surgery	20
pelvic imaging	16
reconstructive surgery	33
rehabilitation	1687
tendon surgery	20
upper extremity surgery	115
X-rays	32

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	390
Female	500

**Ethnicity**
Non-Hispanic White	838
Black	30
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	476
From 75 to 84	254
85 and over	70
Less than 65	90

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2015

Hypertension	66
High Cholesterol	57
Stroke	3
Ischemic Heart Disease	24
Depression	24
Chronic Kidney Disease	21
Asthma	11
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	29
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2016 were rehabilitation, manual therapy, upper extremity surgery and aspiration.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	144
debridement (removal of unhealthy tissue)	15
decompression surgery	37
diagnostic evaluation	55
doctor visit	349
injections	144
joint surgery	112
manual therapy	216
minimally invasive procedures	76
MRI (magnetic resonance imaging)	16
musculoskeletal imaging	16
open surgery	32
reconstructive surgery	36
rehabilitation	1420
tendon surgery	32
upper extremity surgery	144

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	153
Female	211

**Ethnicity**
Non-Hispanic White	338
Black	13
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	213
From 75 to 84	81
85 and over	31
Less than 65	39

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2016

Hypertension	66
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	23
Depression	18
Chronic Kidney Disease	22
Asthma	17
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	21
Dementia	6
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2017 were rehabilitation, aspiration, injections and manual therapy.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	217
closed (non-surgical) treatment of fracture	11
decompression surgery	27
doctor visit	554
fracture surgery	12
injections	217
joint surgery	97
lower extremity surgery	12
manual therapy	173
minimally invasive procedures	50
MRI (magnetic resonance imaging)	28
musculoskeletal imaging	28
open surgery	40
reconstructive surgery	47
rehabilitation	1263
tendon surgery	40
upper extremity surgery	137

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	231
Female	260

**Ethnicity**
Non-Hispanic White	466
Black	11
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	141
85 and over	40
Less than 65	50

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2017

Hypertension	72
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	29
Depression	22
Chronic Kidney Disease	28
Asthma	9
Osteoperosis	6
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	20
Diabetes	28
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2018 were rehabilitation, aspiration, injections and manual therapy.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	253
debridement (removal of unhealthy tissue)	15
decompression surgery	34
doctor visit	540
injections	253
joint surgery	128
manual therapy	196
minimally invasive procedures	71
MRI (magnetic resonance imaging)	29
musculoskeletal imaging	29
open surgery	44
reconstructive surgery	57
rehabilitation	1521
tendon surgery	44
upper extremity surgery	172

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	214
Female	264

**Ethnicity**
Non-Hispanic White	453
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	267
From 75 to 84	139
85 and over	43
Less than 65	29

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2018

Hypertension	71
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	28
Depression	22
Chronic Kidney Disease	27
Asthma	10
Osteoperosis	6
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	20
Diabetes	27
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2019 were rehabilitation, manual therapy, aspiration and injections.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	340
decompression surgery	28
doctor visit	526
injections	340
joint surgery	100
manual therapy	371
minimally invasive procedures	48
MRI (magnetic resonance imaging)	29
musculoskeletal imaging	29
open surgery	50
reconstructive surgery	52
rehabilitation	1359
tendon surgery	50
upper extremity surgery	150

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	234
Female	260

**Ethnicity**
Non-Hispanic White	468
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	257
From 75 to 84	146
85 and over	63
Less than 65	28

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2019

Hypertension	70
High Cholesterol	68
Stroke	2
Ischemic Heart Disease	27
Depression	24
Chronic Kidney Disease	27
Asthma	11
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	15
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Dementia	7
Cancer	14

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2020 were rehabilitation, manual therapy, upper extremity surgery and aspiration.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	138
debridement (removal of unhealthy tissue)	13
decompression surgery	34
doctor visit	350
injections	138
joint surgery	120
manual therapy	361
minimally invasive procedures	71
MRI (magnetic resonance imaging)	25
musculoskeletal imaging	25
open surgery	46
reconstructive surgery	49
rehabilitation	1598
tendon surgery	46
upper extremity surgery	166

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	177
Female	194

**Ethnicity**
Non-Hispanic White	356
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	116
85 and over	27
Less than 65	25

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2020

Hypertension	68
High Cholesterol	64
Stroke	4
Ischemic Heart Disease	27
Depression	25
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	10
Atrial Fibrilation	8
Heart Failure	11
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2021 were rehabilitation, manual therapy, aspiration and injections.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	205
decompression surgery	33
doctor visit	470
injections	205
joint surgery	133
manual therapy	590
minimally invasive procedures	77
MRI (magnetic resonance imaging)	20
musculoskeletal imaging	20
reconstructive surgery	56
rehabilitation	1576
tendon surgery	13
upper extremity surgery	133

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	213
Female	231

**Ethnicity**
Non-Hispanic White	414
Black	0
Hispanic	0
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	121
85 and over	40
Less than 65	28

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2021

Hypertension	66
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	28
Depression	22
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	28
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2022 were rehabilitation, manual therapy, aspiration and injections.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	115
decompression surgery	28
doctor visit	367
injections	115
joint surgery	109
manual therapy	248
minimally invasive procedures	65
MRI (magnetic resonance imaging)	32
musculoskeletal imaging	32
reconstructive surgery	44
rehabilitation	1308
tendon surgery	11
upper extremity surgery	109

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	181
Female	201

**Ethnicity**
Non-Hispanic White	360
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	234
From 75 to 84	96
85 and over	36
Less than 65	16

Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD in 2022

Hypertension	73
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	20
Depression	20
Chronic Kidney Disease	22
Asthma	10
Osteoperosis	13
Atrial Fibrilation	13
Heart Failure	11
Chronic Obstructive Pulmonary Disease	18
Diabetes	25
Dementia	3
Cancer	13

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL during 2023 were rehabilitation, manual therapy, joint surgery and upper extremity surgery.

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

aspiration	114
decompression surgery	33
doctor visit	341
injections	114
joint surgery	142
manual therapy	337
minimally invasive procedures	78
MRI (magnetic resonance imaging)	26
musculoskeletal imaging	26
reconstructive surgery	64
rehabilitation	719
tendon surgery	12
upper extremity surgery	142

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Michael S. Merkley, MD for Medicare patients.

The highest averages for the top procedures that Dr. Michael S. Merkley, MD treated as a sports medicine doctor in Pekin, IL were rehabilitation, manual therapy, injections and aspiration.

aspiration	239
closed (non-surgical) treatment of fracture	11
debridement (removal of unhealthy tissue)	13
decompression surgery	29
diagnostic evaluation	70
doctor visit	483
excision	12
fracture surgery	12
hip imaging	16
injections	240
joint surgery	104
lower extremity surgery	12
manual therapy	260
minimally invasive procedures	61
MRI (magnetic resonance imaging)	24
musculoskeletal imaging	27
open surgery	32
pelvic imaging	16
reconstructive surgery	42
rehabilitation	1351
tendon surgery	27
upper extremity surgery	128
X-rays	32

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Michael S. Merkley, MD.

**Gender**
Male	181
Female	221

**Ethnicity**
Black / African American	5
Asian / Pacific Islander	0
Non-Hispanic White	379
Hispanic	0
Native American / Alaskan Native	0
Other	2

**Age**
75 to 84	111
85 and over	36
Less than 65	34
65 to 74	220

Average of Total of Conditions of Medicare patients treated by Dr. Michael S. Merkley, MD From 2012 - 2023

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

Hypertension	57
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	21
Depression	18
Chronic Kidney Disease	19
Asthma	8
Osteoporosis	6
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	22
Atrial Fibrillation	9
Cancer	9
Dementia	5

Education & Training

Dr. Michael S. Merkley, MD graduated from University of Illinois College of Medicine at Peoria. He completed residency at Orthopaedic Surgery, Grand Rapids Orthopaedic Surgery. He is certified by the Board Certified in Orthopaedic Surgery and has a state license in Illinois.

Medical School: University of Illinois College of Medicine at Peoria

Residency: Orthopaedic Surgery, Grand Rapids Orthopaedic Surgery

Board Certification: Board Certified in Orthopaedic Surgery

Licensed In: Illinois

Affiliations & Hospitals

Dr. Michael S. Merkley, MD is associated with these hospitals and organizations:

Midwest Orthopaedic Center

Ratings & Reviews

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General Payments

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

**Payments by Company**
Arthrex, Inc.	$2,284 ARTHREX PRODUCT LINE SHOULDER & ELBOW ARTHROSCOPY $2,048	ARTHROPLASTY IMPLANTS REVERS TOTAL SHOULDER MODULAR GLENOID SYSTEMS $81	$154
WARDLOW ENTERPRISES	$383 $383
Trice Medical, Inc.	$350 mi-eye $350
Zimmer Biomet Holdings, Inc.	$332 Persona $188	$144
DePuy Synthes Sales Inc.	$232 ATTUNE $162	ORTHOVISC $33	MONOVISC $19	SUMMIT $18
Other	$794 EUFLEXXA $205	Extremities $176	Durolane $92	GLOBAL $87	Trauma $59	Other $174

**Types of Payments**
Food and Beverage	$2,183
Education	$2,092
Travel and Lodging	$99

Biography

Dr. Michael Merkley is a specialist in orthopedics/orthopedic surgery and sports medicine in Peoria, IL and Pekin, IL. Dr. Merkley has a special interest in knee problems and shoulder problems. He studied medicine at the University of Illinois College of Medicine at Peoria. He is affiliated with Midwest Orthopaedic Center.