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Dr. Gregory A. Ledger, MD

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Specializes in: Adult Endocrinology

Indiana University School of Medicine (1988)

3231 S. National Avenue
Springfield, MO 65807

(417) 888-5660

Dr. Gregory A. Ledger, MD is an endocrinologist in Springfield, MO specializing in adult endocrinology. He graduated from Indiana University School of Medicine in 1988 and has 38 years of experience. Dr. Gregory A. Ledger, MD is affiliated with MERCY CLINIC SPRINGFIELD COMMUNITIES.

Office Locations

3231 S. National Avenue
Springfield, MO 65807

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2012 were hospital care, inpatient care, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

aspiration	21
diagnostic procedures	21
doctor visit	1434
hospital care	148
image guided procedures	21
inpatient care	148
minimally invasive procedures	85
minor procedures	21
musculoskeletal imaging	100
neck imaging	74
ultrasound (sonogram)	74
X-rays	100

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2013 were hospital care, inpatient care, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

aspiration	26
diagnostic procedures	26
doctor visit	1508
hospital care	148
image guided procedures	26
inpatient care	148
minimally invasive procedures	98
minor procedures	26
musculoskeletal imaging	104
neck imaging	75
ultrasound (sonogram)	75
X-rays	104

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	368
Female	657

**Ethnicity**
Non-Hispanic White	996
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	460
From 75 to 84	310
85 and over	79
Less than 65	176

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2013

Hypertension	72
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	26
Asthma	8
Osteoperosis	20
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	57
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2014 were X-rays, musculoskeletal imaging, minimally invasive procedures and hospital care.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

aspiration	48
diagnostic procedures	48
doctor visit	1913
hospital care	95
image guided procedures	48
inpatient care	95
minimally invasive procedures	119
minor procedures	48
musculoskeletal imaging	122
neck imaging	81
ultrasound (sonogram)	81
X-rays	122

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	399
Female	700

**Ethnicity**
Non-Hispanic White	1063
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	522
From 75 to 84	305
85 and over	80
Less than 65	192

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2014

Hypertension	73
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	33
Depression	25
Chronic Kidney Disease	29
Asthma	8
Osteoperosis	16
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	59
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2015 were X-rays, musculoskeletal imaging, ultrasound (sonogram) and neck imaging.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

aspiration	18
diagnostic procedures	18
doctor visit	1984
hospital care	36
image guided procedures	18
inpatient care	36
minimally invasive procedures	57
minor procedures	18
musculoskeletal imaging	136
neck imaging	60
ultrasound (sonogram)	60
X-rays	136

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	770
Female	1390

**Ethnicity**
Non-Hispanic White	2100
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	1048
From 75 to 84	598
85 and over	172
Less than 65	342

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2015

Hypertension	71
High Cholesterol	64
Stroke	4
Ischemic Heart Disease	32
Depression	23
Chronic Kidney Disease	35
Asthma	10
Osteoperosis	20
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	14
Diabetes	58
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2016 were X-rays, musculoskeletal imaging, ultrasound (sonogram) and neck imaging.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

aspiration	35
blood draw	25
diagnostic procedures	35
doctor visit	2122
hospital care	35
image guided procedures	35
inpatient care	35
minimally invasive procedures	35
minor procedures	35
musculoskeletal imaging	131
neck imaging	64
ultrasound (sonogram)	64
X-rays	131

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	401
Female	712

**Ethnicity**
Non-Hispanic White	1086
Black	0
Hispanic	0
Asian	0
Other	11
Native American	0

**Age**
From 65 to 74	564
From 75 to 84	295
85 and over	86
Less than 65	168

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2016

Hypertension	75
High Cholesterol	66
Stroke	4
Ischemic Heart Disease	34
Depression	24
Chronic Kidney Disease	49
Asthma	18
Osteoperosis	18
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	59
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2017 were lab tests, thyroid function tests, blood draw and musculoskeletal imaging.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

aspiration	35
blood draw	224
diabetes management	43
diagnostic procedures	35
doctor visit	2121
hospital care	31
image guided procedures	35
inpatient care	31
lab tests	643
minimally invasive procedures	35
minor procedures	35
musculoskeletal imaging	90
neck imaging	88
preventive care	83
thyroid function tests	312
ultrasound (sonogram)	88
X-rays	90

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	403
Female	756

**Ethnicity**
Non-Hispanic White	1124
Black	0
Hispanic	0
Asian	0
Other	20
Native American	0

**Age**
From 65 to 74	587
From 75 to 84	299
85 and over	98
Less than 65	175

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2017

Hypertension	75
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	35
Depression	27
Chronic Kidney Disease	52
Asthma	7
Osteoperosis	18
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	58
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2018 were lab tests, thyroid function tests, blood draw and preventive care.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

aspiration	28
blood draw	491
diabetes management	92
diagnostic procedures	28
doctor visit	1969
hospital care	47
image guided procedures	28
inpatient care	47
lab tests	1546
minimally invasive procedures	28
minor procedures	28
musculoskeletal imaging	125
neck imaging	93
preventive care	177
thyroid function tests	702
ultrasound (sonogram)	93
X-rays	125

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	406
Female	758

**Ethnicity**
Non-Hispanic White	1130
Black	0
Hispanic	0
Asian	0
Other	21
Native American	0

**Age**
From 65 to 74	619
From 75 to 84	306
85 and over	88
Less than 65	151

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2018

Hypertension	75
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	33
Depression	27
Chronic Kidney Disease	56
Asthma	7
Osteoperosis	20
Atrial Fibrilation	10
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	58
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2019 were lab tests, thyroid function tests, blood draw and preventive care.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

blood draw	445
diabetes management	83
doctor visit	1048
hospital care	47
inpatient care	47
lab tests	1346
musculoskeletal imaging	101
neck imaging	75
preventive care	174
thyroid function tests	548
ultrasound (sonogram)	75
X-rays	101

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	285
Female	567

**Ethnicity**
Non-Hispanic White	824
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	452
From 75 to 84	250
85 and over	62
Less than 65	88

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2019

Hypertension	74
High Cholesterol	69
Stroke	4
Ischemic Heart Disease	32
Depression	28
Chronic Kidney Disease	53
Asthma	7
Osteoperosis	22
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	13
Diabetes	50
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2020 were lab tests, thyroid function tests, blood draw and preventive care.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

blood draw	372
diabetes management	79
doctor visit	649
hospital care	24
inpatient care	24
lab tests	1216
musculoskeletal imaging	94
neck imaging	78
preventive care	161
thyroid function tests	577
ultrasound (sonogram)	78
X-rays	94

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	164
Female	436

**Ethnicity**
Non-Hispanic White	575
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	336
From 75 to 84	171
85 and over	46
Less than 65	47

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2020

Hypertension	64
High Cholesterol	61
Stroke	3
Ischemic Heart Disease	27
Depression	25
Chronic Kidney Disease	43
Asthma	5
Osteoperosis	29
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	14
Diabetes	33
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2021 were lab tests, thyroid function tests, blood draw and X-rays.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

blood draw	89
diabetes management	18
doctor visit	651
lab tests	272
musculoskeletal imaging	55
neck imaging	48
preventive care	39
thyroid function tests	149
ultrasound (sonogram)	48
X-rays	55

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	205
Female	384

**Ethnicity**
Non-Hispanic White	567
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	307
From 75 to 84	179
85 and over	35
Less than 65	68

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2021

Hypertension	75
High Cholesterol	74
Stroke	3
Ischemic Heart Disease	34
Depression	28
Chronic Kidney Disease	61
Asthma	7
Osteoperosis	20
Atrial Fibrilation	9
Heart Failure	21
Chronic Obstructive Pulmonary Disease	12
Diabetes	61
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO during 2022 were hospital care, inpatient care, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

doctor visit	666
hospital care	49
inpatient care	49
musculoskeletal imaging	26
neck imaging	15
ultrasound (sonogram)	15
X-rays	26

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Male	201
Female	315

**Ethnicity**
Non-Hispanic White	493
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	168
85 and over	33
Less than 65	60

Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	31
Depression	29
Chronic Kidney Disease	46
Asthma	9
Osteoperosis	20
Atrial Fibrilation	18
Heart Failure	23
Chronic Obstructive Pulmonary Disease	16
Diabetes	70
Dementia	6
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gregory A. Ledger, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gregory A. Ledger, MD treated as an endocrinologist in Springfield, MO were lab tests, thyroid function tests, blood draw and preventive care.

aspiration	30
blood draw	274
diabetes management	63
diagnostic procedures	30
doctor visit	1460
hospital care	66
image guided procedures	30
inpatient care	66
lab tests	1004
minimally invasive procedures	65
minor procedures	30
musculoskeletal imaging	98
neck imaging	68
preventive care	126
thyroid function tests	457
ultrasound (sonogram)	68
X-rays	98

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gregory A. Ledger, MD.

**Gender**
Female	606
Male	327

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	905
Native American / Alaskan Native	0
Hispanic	0
Other	5

**Age**
75 to 84	261
85 and over	70
Less than 65	133
65 to 74	468

Average of Total of Conditions of Medicare patients treated by Dr. Gregory A. Ledger, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Gregory A. Ledger, MD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	66
High Cholesterol	60
Stroke	4
Ischemic Heart Disease	29
Depression	23
Chronic Kidney Disease	40
Asthma	7
Osteoporosis	18
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	51
Atrial Fibrillation	10
Dementia	6
Cancer	9

Education & Training

Dr. Gregory A. Ledger, MD graduated from Indiana University School of Medicine in 1988. He has a state license in Missouri.

Medical School: Indiana University School of Medicine (1988)

Licensed In: Missouri

Affiliations & Hospitals

Dr. Gregory A. Ledger, MD is associated with these hospitals and organizations:

MERCY CLINIC SPRINGFIELD COMMUNITIES

Ratings & Reviews

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General Payments

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

**Payments by Company**
Novo Nordisk Inc	$44,311 Victoza $22,684	Tresiba $16,213	NovoLog $32	Levemir $25	$5,357
SANOFI-AVENTIS U.S. LLC	$8,440 TOUJEO $6,803	LANTUS $1,157	APIDRA $480
Boehringer Ingelheim Pharmaceuticals, Inc.	$3,833 TRADJENTA $3,833
AbbVie, Inc.	$2,277 Androgel $1,152	$1,125
AstraZeneca Pharmaceuticals LP	$1,564 BYDUREON $1,400	FARXIGA $103	CRESTOR $29	$31
Other	$900 Minimed 670G System $186	t-slim insulin pump $121	Cycloset $118	Solana $72	meters $57	Other $347

**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	$50,877
Travel and Lodging	$7,450
Food and Beverage	$2,953
Education	$46