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Home > MO Providers > Hematopathologists

Dr. Richard D. Hammer, MD

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Specializes in: Hematopathology

Medical University of South Carolina College of Medicine

1 Hospital Drive
Columbia, MO

(573) 882-4141

Dr. Richard D. Hammer, MD is a hematopathologist in Columbia, MO specializing in hematopathology. He graduated from Medical University of South Carolina College of Medicine. Dr. Richard D. Hammer, MD is affiliated with University of Missouri Health Care.

Office Locations

University of Missouri Health Care

1 Hospital Drive
Columbia, MO

(573) 882-4141

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1 Hospital Drive
Columbia, MO 65212

(573) 882-1201

(573) 884-5612

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In The News

“Dr. R. David Hammer has been a soil and atmospheric-sciences expert, working with river systems for more than 20 years and teaching for the last 14 years at the University of Missouri-Columbia.”—"DAMMED TO ETERNITY", Riverfront Times, January 2000

"https://captodayonline.com/newsbytes-0119/", University of Missouri Health Care

Noteworthy Medicare Patient Procedures Performed by Dr. Richard D. Hammer, MD in 2023

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

Top 10%

By Affordability:

consultation

intraoperative pathology consultation

special stains

In 2023, Dr. Richard D. Hammer, MD had a list price for consultation, intraoperative pathology consultation, and special stains that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Missouri. 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 Affordability:

genetic testing

immunohistochemistry test

in situ hybridization

lab tests

molecular genetic testing

In 2012, Dr. Richard D. Hammer, MD had a list price for genetic testing, immunohistochemistry (IHC) test, in situ hybridization, lab tests, and molecular genetic testing that was lower than the list prices billed to Medicare by 75% of providers in related specialties within Missouri. 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. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2012 were lab tests, consultation and cytology.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

consultation	77
cytology	36
lab tests	284

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2013 were lab tests.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

lab tests	275

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	113
Female	109

**Ethnicity**
Non-Hispanic White	194
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	81
From 75 to 84	45
85 and over	23
Less than 65	73

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2013

Hypertension	75
High Cholesterol	51
Stroke	13
Ischemic Heart Disease	49
Depression	44
Chronic Kidney Disease	54
Asthma	16
Osteoperosis	14
Atrial Fibrilation	18
Heart Failure	42
Chronic Obstructive Pulmonary Disease	37
Diabetes	40
Dementia	12
Cancer	15

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2014 were lab tests.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

lab tests	606

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	430
Female	450

**Ethnicity**
Non-Hispanic White	805
Black	52
Hispanic	0
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	309
From 75 to 84	258
85 and over	93
Less than 65	220

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2014

Hypertension	75
High Cholesterol	57
Stroke	20
Ischemic Heart Disease	46
Depression	39
Chronic Kidney Disease	43
Asthma	10
Osteoperosis	10
Atrial Fibrilation	20
Heart Failure	35
Chronic Obstructive Pulmonary Disease	29
Diabetes	39
Dementia	15
Cancer	19

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2015 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

consultation	59
lab tests	429
second opinions	26

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	834
Female	784

**Ethnicity**
Non-Hispanic White	1478
Black	94
Hispanic	0
Asian	0
Other	24
Native American	0

**Age**
From 65 to 74	536
From 75 to 84	452
85 and over	182
Less than 65	448

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2015

Hypertension	75
High Cholesterol	57
Stroke	32
Ischemic Heart Disease	48
Depression	42
Chronic Kidney Disease	44
Asthma	19
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	32
Chronic Obstructive Pulmonary Disease	31
Diabetes	36
Dementia	19
Cancer	18

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2016 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

consultation	29
lab tests	254
second opinions	22

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	281
Female	264

**Ethnicity**
Non-Hispanic White	491
Black	31
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	197
From 75 to 84	154
85 and over	54
Less than 65	140

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2016

Hypertension	75
High Cholesterol	57
Stroke	19
Ischemic Heart Disease	45
Depression	37
Chronic Kidney Disease	50
Asthma	34
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	32
Chronic Obstructive Pulmonary Disease	32
Diabetes	38
Dementia	20
Cancer	21

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2017 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

consultation	87
lab tests	365
second opinions	44

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	319
Female	333

**Ethnicity**
Non-Hispanic White	593
Black	37
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	234
From 75 to 84	181
85 and over	57
Less than 65	180

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2017

Hypertension	75
High Cholesterol	56
Stroke	17
Ischemic Heart Disease	46
Depression	37
Chronic Kidney Disease	51
Asthma	8
Osteoperosis	7
Atrial Fibrilation	17
Heart Failure	32
Chronic Obstructive Pulmonary Disease	30
Diabetes	37
Dementia	17
Cancer	22

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2018 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

consultation	65
lab tests	204
second opinions	30

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	330
Female	275

**Ethnicity**
Non-Hispanic White	567
Black	24
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	237
From 75 to 84	164
85 and over	70
Less than 65	134

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2018

Hypertension	75
High Cholesterol	63
Stroke	22
Ischemic Heart Disease	44
Depression	38
Chronic Kidney Disease	51
Asthma	8
Osteoperosis	9
Atrial Fibrilation	20
Heart Failure	30
Chronic Obstructive Pulmonary Disease	31
Diabetes	38
Dementia	21
Cancer	26

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2019 were lab tests, consultation and second opinions.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

consultation	60
lab tests	329
second opinions	22

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	395
Female	343

**Ethnicity**
Non-Hispanic White	672
Black	37
Hispanic	0
Asian	0
Other	13
Native American	0

**Age**
From 65 to 74	311
From 75 to 84	174
85 and over	90
Less than 65	163

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2019

Hypertension	75
High Cholesterol	60
Stroke	24
Ischemic Heart Disease	45
Depression	38
Chronic Kidney Disease	56
Asthma	8
Osteoperosis	10
Atrial Fibrilation	19
Heart Failure	36
Chronic Obstructive Pulmonary Disease	31
Diabetes	36
Dementia	21
Cancer	18

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2020 were lab tests.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

lab tests	193

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	290
Female	251

**Ethnicity**
Non-Hispanic White	482
Black	27
Hispanic	0
Asian	0
Other	14
Native American	0

**Age**
From 65 to 74	195
From 75 to 84	167
85 and over	74
Less than 65	105

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2020

Hypertension	75
High Cholesterol	65
Stroke	38
Ischemic Heart Disease	53
Depression	42
Chronic Kidney Disease	59
Asthma	7
Osteoperosis	11
Atrial Fibrilation	26
Heart Failure	40
Chronic Obstructive Pulmonary Disease	30
Diabetes	45
Dementia	27
Cancer	13

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2021 were lab tests.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

lab tests	113

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	193
Female	184

**Ethnicity**
Non-Hispanic White	354
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	142
From 75 to 84	106
85 and over	62
Less than 65	67

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2021

Hypertension	75
High Cholesterol	64
Stroke	38
Ischemic Heart Disease	51
Depression	43
Chronic Kidney Disease	65
Asthma	7
Osteoperosis	10
Atrial Fibrilation	24
Heart Failure	41
Chronic Obstructive Pulmonary Disease	27
Diabetes	44
Dementia	26
Cancer	12

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO during 2022 were lab tests and consultation.

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

consultation	19
lab tests	172

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Male	101
Female	94

**Ethnicity**
Non-Hispanic White	184
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	79
From 75 to 84	54
85 and over	23
Less than 65	39

Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD in 2022

Hypertension	75
High Cholesterol	72
Stroke	21
Ischemic Heart Disease	39
Depression	43
Chronic Kidney Disease	43
Asthma	14
Osteoperosis	14
Atrial Fibrilation	32
Heart Failure	35
Chronic Obstructive Pulmonary Disease	30
Diabetes	42
Dementia	14
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Richard D. Hammer, MD for Medicare patients.

The highest averages for the top procedures that Dr. Richard D. Hammer, MD treated as a hematopathologist in Columbia, MO were lab tests, consultation, cytology and second opinions.

consultation	56
cytology	36
lab tests	293
second opinions	28

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Richard D. Hammer, MD.

**Gender**
Female	280
Male	298

**Ethnicity**
Black / African American	27
Asian / Pacific Islander	0
Non-Hispanic White	529
Hispanic	0
Native American / Alaskan Native	0
Other	5

**Age**
85 and over	66
75 to 84	159
Less than 65	142
65 to 74	211

Average of Total of Conditions of Medicare patients treated by Dr. Richard D. Hammer, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	54
Stroke	22
Ischemic Heart Disease	42
Depression	36
Chronic Kidney Disease	46
Asthma	11
Osteoporosis	9
Heart Failure	32
Chronic Obstructive Pulmonary Disease	28
Diabetes	35
Atrial Fibrillation	19
Dementia	17
Cancer	17

Education & Training

Dr. Richard D. Hammer, MD graduated from Medical University of South Carolina College of Medicine. He completed residency at Vanderbilt University Medical Center. He is certified by the American Board of Pathology/Hematology and has a state license in Missouri.

Medical School: Medical University of South Carolina College of Medicine

Residency: Vanderbilt University Medical Center

Board Certification: American Board of Pathology/Hematology

Licensed In: Missouri

Affiliations & Hospitals

Dr. Richard D. Hammer, MD is associated with these hospitals and organizations:

University of Missouri Health Care

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General Payments

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

**Payments by Company**
GE Healthcare	$67,374 Graffiti $67,374
Roche Molecular Systems, Inc.	$31,880 DIAGNOSTICS INFORMATION SYSTEMS $21,181	$10,699
Roche Diagnostics Corporation	$21,790 DIS Navify Software $14,705	RS Genomic Analysis Software $6,050	NAVIFY Products $910	$125
AstraZeneca UK Limited	$2,118 $2,118
Lilly USA, LLC	$2,100 $2,100
Other	$1,624 FOUNDATIONONE CDX $1,500	FOUNDATIONONE LIQUID CDX $124

**Types of Payments**
Consulting Fee	$78,924
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$24,510
Travel and Lodging	$20,683
Food and Beverage	$1,918
Education	$850

Research Payments

Dr. Richard D. Hammer, MD has received 2 research payments totaling $50,932.

Biography

Dr. Richard Hammer is a specialist in hematopathology. He is affiliated with the University of Missouri Health Care. He attended Medical University of South Carolina College of Medicine and then went on to complete his residency at Vanderbilt University Medical Center.