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Dr. Ann M. Leathersich, MD

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Specializes in: Pathology

Washington University in St. Louis School of Medicine

660 S Euclid Avenue Box 8118
Saint Louis, MO 63110

(314) 362-0101

Dr. Ann M. Leathersich, MD is a pathologist in Saint Louis, MO specializing in pathology. She graduated from Washington University in St. Louis School of Medicine. Dr. Ann M. Leathersich, MD is affiliated with Mercy Hospital South and Mercy Health System.

Office Locations

Mercy Health System

10010 Kennerly Road
Saint Louis, MO 63128

(314) 525-4022

(314) 525-4354

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660 S Euclid Avenue Box 8118
Saint Louis, MO 63110

(314) 362-0101

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2012 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	15
cytology	54
lab tests	156

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2013 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	39
cytology	175
lab tests	439

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	466
Female	517

**Ethnicity**
Non-Hispanic White	897
Black	62
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	466
From 75 to 84	338
85 and over	124
Less than 65	55

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2013

Hypertension	75
High Cholesterol	67
Stroke	7
Ischemic Heart Disease	43
Depression	28
Chronic Kidney Disease	28
Asthma	8
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	23
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Dementia	9
Cancer	25

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2014 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	70
cytology	234
lab tests	451

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	512
Female	632

**Ethnicity**
Non-Hispanic White	1057
Black	57
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	544
From 75 to 84	414
85 and over	114
Less than 65	72

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2014

Hypertension	75
High Cholesterol	70
Stroke	7
Ischemic Heart Disease	45
Depression	28
Chronic Kidney Disease	29
Asthma	9
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	24
Chronic Obstructive Pulmonary Disease	19
Diabetes	30
Dementia	10
Cancer	26

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2015 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	60
cytology	222
lab tests	281

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	1006
Female	1166

**Ethnicity**
Non-Hispanic White	1968
Black	124
Hispanic	0
Asian	0
Other	42
Native American	0

**Age**
From 65 to 74	1080
From 75 to 84	696
85 and over	250
Less than 65	146

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2015

Hypertension	75
High Cholesterol	67
Stroke	7
Ischemic Heart Disease	41
Depression	28
Chronic Kidney Disease	33
Asthma	17
Osteoperosis	10
Atrial Fibrilation	17
Heart Failure	26
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	11
Cancer	24

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2016 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	63
cytology	203
lab tests	278
second opinions	13

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	447
Female	567

**Ethnicity**
Non-Hispanic White	928
Black	43
Hispanic	0
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	488
From 75 to 84	320
85 and over	127
Less than 65	79

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2016

Hypertension	74
High Cholesterol	67
Stroke	6
Ischemic Heart Disease	43
Depression	27
Chronic Kidney Disease	34
Asthma	23
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	24
Chronic Obstructive Pulmonary Disease	20
Diabetes	28
Dementia	11
Cancer	24

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2017 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	39
cytology	212
lab tests	303

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	438
Female	534

**Ethnicity**
Non-Hispanic White	897
Black	41
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	440
From 75 to 84	345
85 and over	118
Less than 65	69

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	45
Depression	29
Chronic Kidney Disease	36
Asthma	9
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	25
Chronic Obstructive Pulmonary Disease	21
Diabetes	30
Dementia	11
Cancer	26

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2018 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	55
cytology	170
lab tests	308
second opinions	21

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	428
Female	581

**Ethnicity**
Non-Hispanic White	923
Black	33
Hispanic	0
Asian	0
Other	28
Native American	0

**Age**
From 65 to 74	471
From 75 to 84	356
85 and over	122
Less than 65	60

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2018

Hypertension	75
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	40
Depression	28
Chronic Kidney Disease	35
Asthma	10
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	28
Dementia	11
Cancer	25

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2019 were lab tests and cytology.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

cytology	174
lab tests	285

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	416
Female	517

**Ethnicity**
Non-Hispanic White	856
Black	35
Hispanic	12
Asian	0
Other	17
Native American	0

**Age**
From 65 to 74	400
From 75 to 84	358
85 and over	120
Less than 65	55

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	7
Ischemic Heart Disease	43
Depression	30
Chronic Kidney Disease	35
Asthma	10
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	25
Chronic Obstructive Pulmonary Disease	19
Diabetes	29
Dementia	12
Cancer	21

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2020 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	18
cytology	139
lab tests	236

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	259
Female	357

**Ethnicity**
Non-Hispanic White	568
Black	16
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	284
From 75 to 84	219
85 and over	62
Less than 65	51

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	44
Depression	32
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	27
Chronic Obstructive Pulmonary Disease	22
Diabetes	31
Dementia	12
Cancer	26

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2021 were lab tests and cytology.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

cytology	83
lab tests	137

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	199
Female	250

**Ethnicity**
Non-Hispanic White	410
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	190
From 75 to 84	146
85 and over	52
Less than 65	61

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	49
Depression	36
Chronic Kidney Disease	54
Asthma	11
Osteoperosis	14
Atrial Fibrilation	21
Heart Failure	34
Chronic Obstructive Pulmonary Disease	29
Diabetes	40
Dementia	16
Cancer	25

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2022 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

consultation	13
cytology	114
lab tests	254
second opinions	13

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	245
Female	290

**Ethnicity**
Non-Hispanic White	503
Black	0
Hispanic	0
Asian	0
Other	18
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	178
85 and over	57
Less than 65	63

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	36
Depression	34
Chronic Kidney Disease	41
Asthma	10
Osteoperosis	18
Atrial Fibrilation	27
Heart Failure	29
Chronic Obstructive Pulmonary Disease	27
Diabetes	38
Dementia	13
Cancer	32

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2023 were lab tests, cytology and second opinions.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

cytology	81
lab tests	202
second opinions	18

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	209
Female	287

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

**Age**
From 65 to 74	225
From 75 to 84	177
85 and over	48
Less than 65	46

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	39
Depression	34
Chronic Kidney Disease	39
Asthma	11
Osteoperosis	18
Atrial Fibrilation	27
Heart Failure	25
Chronic Obstructive Pulmonary Disease	25
Diabetes	33
Dementia	11
Cancer	32

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO during 2024 were lab tests and cytology.

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

cytology	53
lab tests	162

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Male	199
Female	248

**Ethnicity**
Non-Hispanic White	417
Black	0
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	138
85 and over	65
Less than 65	41

Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	37
Depression	36
Chronic Kidney Disease	43
Asthma	12
Osteoperosis	20
Atrial Fibrilation	27
Heart Failure	28
Chronic Obstructive Pulmonary Disease	28
Diabetes	38
Dementia	15
Cancer	30

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Ann M. Leathersich, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ann M. Leathersich, MD treated as a pathologist in Saint Louis, MO were lab tests, cytology, consultation and second opinions.

consultation	41
cytology	147
lab tests	268
second opinions	16

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Ann M. Leathersich, MD.

**Gender**
Female	457
Male	371

**Ethnicity**
Black / African American	31
Asian / Pacific Islander	0
Non-Hispanic White	760
Hispanic	0
Native American / Alaskan Native	0
Other	15

**Age**
85 and over	96
75 to 84	283
Less than 65	61
65 to 74	386

Average of Total of Conditions of Medicare patients treated by Dr. Ann M. Leathersich, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	65
Stroke	6
Ischemic Heart Disease	38
Depression	28
Chronic Kidney Disease	34
Asthma	10
Osteoporosis	11
Heart Failure	24
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Atrial Fibrillation	18
Cancer	24
Dementia	10

Education & Training

Dr. Ann M. Leathersich, MD graduated from Washington University in St. Louis School of Medicine. She completed residency at Barnes-Jewish Hospital. She is certified by the Board Certification: Amer Bd Pathology (Cytopathology) and has a state license in Missouri.

Medical School: Washington University in St. Louis School of Medicine

Residency: Barnes-Jewish Hospital

Board Certification: Board Certification: Amer Bd Pathology (Cytopathology)

Licensed In: Missouri

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General Payments

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

**Payments by Company**
AstraZeneca Pharmaceuticals LP	$86 IMFINZI $86
Boston Scientific Corporation	$61 GENERAL STENTS $22	SYNERGY $20	EMBLEM S ICD ELECTRODE DELIVERY SYSTEM $19

**Types of Payments**
Food and Beverage	$147

Biography

Dr. Ann Leathersich's specialty is pathology. Before performing her residency at Barnes-Jewish Hospital, Dr. Leathersich attended Washington University in St. Louis School of Medicine. Dr. Leathersich is affiliated with Mercy Hospital South.