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Dr. David J. Friedman, MD, PhD

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Specializes in: Adult Oncology and Adult Hematology

University of the Witwatersrand, Johannesburg

4411 Medical Drive Suite 100
San Antonio, TX 78229

(210) 595-5300

Dr. David J. Friedman, MD, PhD is an oncologist in San Antonio, TX specializing in adult oncology and adult hematology. He graduated from University of the Witwatersrand, Johannesburg. Dr. David J. Friedman, MD, PhD is affiliated with CHRISTUS Health, Texas Oncology and Cancer Care Centers of South Texas.

Office Locations

4411 Medical Drive Suite 100
San Antonio, TX 78229

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5206 Research Drive
San Antonio, TX 78240

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610 31st Street
Hondo, TX 78861

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In The News

“Readers of this newspaper may remember my story of how, after suffering three life-threatening strokes, I was fortunate enough to meet Dr. David Friedman.”—"ALLARD: The righteous anger of wronged veterans", The Washington Times, May 2014

“The third one - a deep-vein thrombosis identical to the one that killed my NBC colleague David Bloom - finally brought me to Dr. David Friedman, a legend in the San Antonio medical community.”—"ALLARD: A tale for Michelle's Christmas collection", The Washington Times, December 2013

Noteworthy Medicare Patient Procedures Performed by Dr. David J. Friedman, MD, PhD in 2023

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

Top 5%

By Affordability:

blood differential tests

blood smear

conventional external beam radiation therapy

immunofixation electrophoresis

protein electrophoresis

serum protein electrophoresis

white blood cell differential

In 2023, Dr. David J. Friedman, MD, PhD had a list price for blood differential tests, blood smear, conventional external beam radiation therapy, immunofixation electrophoresis (IFE), protein electrophoresis, serum protein electrophoresis (SPEP), and white blood cell (WBC) differential that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Texas. 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:

cancer antigen tests

carcinoembryonic antigen test

external beam radiation therapy

iron tests

lactate dehydrogenase test

radiation therapy

In 2023, Dr. David J. Friedman, MD, PhD had a list price for cancer antigen tests, carcinoembryonic antigen (CEA) test, external beam radiation therapy (EBRT), iron tests, lactate dehydrogenase (LDH) test, and radiation therapy that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Texas. 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:

blood draw

complete blood count

inpatient hospital care

lab tests

phlebotomy for lab tests

white blood cell differential

By Affordability:

antineoplastic hormone therapy

blood draw

blood draw for lab tests

inpatient hospital care

liver function tests

phlebotomy for lab tests

venipuncture

In 2012, among providers in related specialties within Texas, Dr. David J. Friedman, MD, PhD performed more blood draw, complete blood count (CBC), inpatient hospital care (for patient admitted to hospital), lab tests, phlebotomy for lab tests, and white blood cell (WBC) differential procedures for Medicare patients than 75% of them and he also had a list price for antineoplastic hormone therapy, blood draw, blood draw for lab tests, complete blood count (CBC), hormone therapy, hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), liver function tests (LFTs), phlebotomy for lab tests, and venipuncture (phlebotomy) 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. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2012 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	16
aspiration	20
biological response modifier (BRM) therapy	248
blood draw	2088
bone marrow tests	41
chemotherapy	248
CT scan	30
diagnostic procedures	41
doctor visit	2808
hospital care	1037
inpatient care	1037
lab tests	5497
minimally invasive procedures	392
pelvic imaging	16
port flush	46
preventive care	25
radiation therapy	22
thoracic (chest) imaging	14
vaccines	25

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2013 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	14
aspiration	22
biological response modifier (BRM) therapy	346
blood draw	2031
bone marrow tests	45
chemotherapy	346
CT scan	30
diagnostic procedures	45
doctor visit	2547
hormone therapy	32
hospital care	912
inpatient care	912
lab tests	5746
minimally invasive procedures	535
pelvic imaging	14
port flush	38
thoracic (chest) imaging	16

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	301
Female	459

**Ethnicity**
Non-Hispanic White	500
Black	29
Hispanic	209
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	306
From 75 to 84	261
85 and over	97
Less than 65	96

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2013

Hypertension	75
High Cholesterol	61
Stroke	9
Ischemic Heart Disease	47
Depression	20
Chronic Kidney Disease	38
Asthma	9
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	28
Chronic Obstructive Pulmonary Disease	18
Diabetes	40
Dementia	13
Cancer	30

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2014 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	48
aspiration	18
biological response modifier (BRM) therapy	313
blood draw	2045
bone marrow tests	36
chemotherapy	313
CT scan	112
diagnostic procedures	36
doctor visit	2464
hormone therapy	41
hospital care	816
inpatient care	816
lab tests	5890
minimally invasive procedures	392
pelvic imaging	48
port flush	52
thoracic (chest) imaging	64

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	286
Female	429

**Ethnicity**
Non-Hispanic White	491
Black	30
Hispanic	178
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	298
From 75 to 84	248
85 and over	89
Less than 65	80

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2014

Hypertension	75
High Cholesterol	65
Stroke	10
Ischemic Heart Disease	48
Depression	21
Chronic Kidney Disease	41
Asthma	9
Osteoperosis	13
Atrial Fibrilation	17
Heart Failure	29
Chronic Obstructive Pulmonary Disease	16
Diabetes	42
Dementia	12
Cancer	30

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2015 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	49
aspiration	16
biological response modifier (BRM) therapy	419
blood draw	2018
bone marrow tests	32
chemotherapy	419
CT scan	126
diagnostic procedures	32
doctor visit	2380
hospital care	716
inpatient care	716
lab tests	5943
minimally invasive procedures	527
pelvic imaging	49
port flush	77
thoracic (chest) imaging	77
thyroid function tests	14

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	458
Female	744

**Ethnicity**
Non-Hispanic White	822
Black	48
Hispanic	284
Asian	24
Other	24
Native American	0

**Age**
From 65 to 74	478
From 75 to 84	450
85 and over	152
Less than 65	122

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2015

Hypertension	75
High Cholesterol	62
Stroke	11
Ischemic Heart Disease	46
Depression	23
Chronic Kidney Disease	42
Asthma	12
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	29
Chronic Obstructive Pulmonary Disease	16
Diabetes	40
Dementia	13
Cancer	30

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2016 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	37
biological response modifier (BRM) therapy	375
blood draw	1812
chemotherapy	375
CT scan	82
doctor visit	2349
hospital care	641
inpatient care	641
lab tests	5979
minimally invasive procedures	467
pelvic imaging	37
port flush	90
thoracic (chest) imaging	45

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	260
Female	387

**Ethnicity**
Non-Hispanic White	432
Black	29
Hispanic	166
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	269
From 75 to 84	228
85 and over	82
Less than 65	68

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2016

Hypertension	75
High Cholesterol	66
Stroke	10
Ischemic Heart Disease	44
Depression	19
Chronic Kidney Disease	47
Asthma	19
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	27
Chronic Obstructive Pulmonary Disease	16
Diabetes	40
Dementia	14
Cancer	31

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2017 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	34
biological response modifier (BRM) therapy	231
blood draw	1865
chemotherapy	231
CT scan	76
doctor visit	2268
hospital care	673
inpatient care	673
lab tests	5656
minimally invasive procedures	338
pelvic imaging	34
port flush	71
thoracic (chest) imaging	42

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	273
Female	400

**Ethnicity**
Non-Hispanic White	442
Black	41
Hispanic	166
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	293
From 75 to 84	231
85 and over	80
Less than 65	69

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2017

Hypertension	75
High Cholesterol	62
Stroke	10
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	47
Asthma	9
Osteoperosis	13
Atrial Fibrilation	17
Heart Failure	25
Chronic Obstructive Pulmonary Disease	15
Diabetes	41
Dementia	14
Cancer	29

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2018 were lab tests, blood draw, inpatient care and hospital care.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	62
biological response modifier (BRM) therapy	279
blood draw	1808
chemotherapy	279
CT scan	126
doctor visit	1926
hormone therapy	27
hospital care	451
inpatient care	451
lab tests	5282
minimally invasive procedures	322
pelvic imaging	62
port flush	77
thoracic (chest) imaging	64

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	264
Female	348

**Ethnicity**
Non-Hispanic White	400
Black	32
Hispanic	161
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	265
From 75 to 84	216
85 and over	68
Less than 65	63

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2018

Hypertension	75
High Cholesterol	66
Stroke	9
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	50
Asthma	8
Osteoperosis	11
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	15
Diabetes	40
Dementia	17
Cancer	32

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2019 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	42
biological response modifier (BRM) therapy	389
blood draw	1721
chemotherapy	389
CT scan	102
doctor visit	1771
hospital care	285
inpatient care	285
lab tests	5144
minimally invasive procedures	440
pelvic imaging	42
port flush	94
thoracic (chest) imaging	60

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	259
Female	319

**Ethnicity**
Non-Hispanic White	390
Black	29
Hispanic	144
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	242
From 75 to 84	211
85 and over	73
Less than 65	52

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2019

Hypertension	75
High Cholesterol	68
Stroke	6
Ischemic Heart Disease	41
Depression	22
Chronic Kidney Disease	49
Asthma	8
Osteoperosis	10
Atrial Fibrilation	16
Heart Failure	23
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	14
Cancer	31

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2020 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	38
biological response modifier (BRM) therapy	329
blood draw	1436
chemotherapy	329
CT scan	77
doctor visit	1540
hospital care	204
inpatient care	204
lab tests	4392
minimally invasive procedures	409
pelvic imaging	38
port flush	50
thoracic (chest) imaging	39

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	250
Female	343

**Ethnicity**
Non-Hispanic White	373
Black	26
Hispanic	170
Asian	0
Other	12
Native American	0

**Age**
From 65 to 74	260
From 75 to 84	208
85 and over	75
Less than 65	50

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2020

Hypertension	75
High Cholesterol	65
Stroke	6
Ischemic Heart Disease	41
Depression	23
Chronic Kidney Disease	49
Asthma	8
Osteoperosis	11
Atrial Fibrilation	15
Heart Failure	21
Chronic Obstructive Pulmonary Disease	13
Diabetes	40
Dementia	14
Cancer	32

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2021 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	23
biological response modifier (BRM) therapy	253
blood draw	1002
chemotherapy	253
CT scan	48
doctor visit	1170
hormone therapy	44
hospital care	177
inpatient care	177
lab tests	3172
minimally invasive procedures	337
pelvic imaging	23
port flush	43
thoracic (chest) imaging	25

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	241
Female	333

**Ethnicity**
Non-Hispanic White	376
Black	25
Hispanic	154
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	254
From 75 to 84	210
85 and over	65
Less than 65	45

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2021

Hypertension	75
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	42
Depression	21
Chronic Kidney Disease	48
Asthma	9
Osteoperosis	12
Atrial Fibrilation	15
Heart Failure	22
Chronic Obstructive Pulmonary Disease	16
Diabetes	39
Dementia	16
Cancer	35

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX during 2022 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

abdominal imaging	30
biological response modifier (BRM) therapy	265
blood draw	1031
chemotherapy	265
CT scan	60
doctor visit	1196
hospital care	117
inpatient care	117
lab tests	4305
minimally invasive procedures	335
pelvic imaging	30
port flush	27
thoracic (chest) imaging	30

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	386
Female	494

**Ethnicity**
Non-Hispanic White	591
Black	38
Hispanic	214
Asian	0
Other	23
Native American	0

**Age**
From 65 to 74	352
From 75 to 84	352
85 and over	116
Less than 65	60

Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD in 2022

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	32
Depression	20
Chronic Kidney Disease	38
Asthma	12
Osteoperosis	18
Atrial Fibrilation	22
Heart Failure	18
Chronic Obstructive Pulmonary Disease	17
Diabetes	39
Dementia	6
Cancer	31

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. David J. Friedman, MD, PhD for Medicare patients.

The highest averages for the top procedures that Dr. David J. Friedman, MD, PhD treated as an oncologist in San Antonio, TX were lab tests, blood draw, inpatient care and hospital care.

abdominal imaging	35
aspiration	19
biological response modifier (BRM) therapy	313
blood draw	1714
bone marrow tests	38
chemotherapy	313
CT scan	79
diagnostic procedures	38
doctor visit	2038
hormone therapy	36
hospital care	548
inpatient care	548
lab tests	5182
minimally invasive procedures	408
pelvic imaging	35
preventive care	25
radiation therapy	22
thoracic (chest) imaging	43
thyroid function tests	14
vaccines	25

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. David J. Friedman, MD, PhD.

**Gender**
Male	270
Female	386

**Ethnicity**
Black / African American	29
Asian / Pacific Islander	2
Non-Hispanic White	437
Native American / Alaskan Native	0
Hispanic	167
Other	5

**Age**
75 to 84	237
85 and over	81
Less than 65	64
65 to 74	274

Average of Total of Conditions of Medicare patients treated by Dr. David J. Friedman, MD, PhD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. David J. Friedman, MD, PhD treated were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	68
High Cholesterol	59
Stroke	7
Ischemic Heart Disease	38
Depression	19
Chronic Kidney Disease	40
Asthma	9
Osteoporosis	11
Heart Failure	22
Chronic Obstructive Pulmonary Disease	14
Diabetes	36
Atrial Fibrillation	15
Dementia	12
Cancer	28

Education & Training

Dr. David J. Friedman, MD, PhD graduated from University of the Witwatersrand, Johannesburg. He completed residency at The Children's Hospital of Philadelphia. He is certified by the Board Certification: Hematology and has a state license in Texas.

Medical School: University of the Witwatersrand, Johannesburg

Residency: The Children's Hospital of Philadelphia

Board Certification: Board Certification: Hematology

Licensed In: Texas

Affiliations & Hospitals

Dr. David J. Friedman, MD, PhD is associated with these hospitals and organizations:

CHRISTUS Health

Texas Oncology

Cancer Care Centers of South Texas

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General Payments

These charts describe general payments received by Dr. David J. Friedman, MD, PhD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Novartis Pharmaceuticals Corporation	$2,761 TASIGNA $630	AFINITOR $447	PROMACTA $405	KISQALI $280	JADENU $138	Other $860
Amgen Inc.	$1,623 XGEVA $604	Vectibix $357	Kyprolis $346	Neulasta $127	Blincyto $106	Other $82
Genentech USA, Inc.	$1,583 TECENTRIQ $332	Gazyva $301	TARCEVA $241	Avastin $215	Kadcyla $214	Other $280
E.R. Squibb & Sons, L.L.C.	$1,332 OPDIVO $891	EMPLICITI $237	SPRYCEL $86	YERVOY $38	ERBITUX $16	Other $64
Seattle Genetics, Inc.	$1,173 ADCETRIS $279	SGN35 $22	$871
Other	$14,485 XARELTO $954	Iclusig $856	KEYTRUDA $710	Venclexta $568	JAKAFI $468	Other $10,928

**Types of Payments**
Food and Beverage	$20,640
Consulting Fee	$1,500
Education	$754
Gift	$63

Research Payments

Dr. David J. Friedman, MD, PhD has received 52 research payments totaling $276,365.

Biography

Dr. David Friedman works as an adult hematology and adult oncology. He studied medicine at the University of the Witwatersrand, Johannesburg. Dr. Friedman completed his residency training at The Children's Hospital of Philadelphia. He has received professional recognition including the following: Texas Super Doctors. He speaks Spanish. Dr. Friedman's professional affiliations include CHRISTUS Health and Texas Oncology.