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Dr. Mary Rebecca Schwartz, MD

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Specializes in: Cytopathology

6565 Fannin Street Suite M227
Houston, TX 77030

(713) 790-3333

Dr. Mary Rebecca Schwartz, MD is a cytopathologist in Houston, TX specializing in cytopathology. Dr. Mary Rebecca Schwartz, MD is affiliated with Houston Methodist.

Office Locations

6565 Fannin Street Suite M227
Houston, TX 77030

(713) 790-3333

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Noteworthy Medicare Patient Procedures Performed by Dr. Mary Rebecca Schwartz, MD in 2024

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

Top 5%

By Affordability:

concentrated smear of non-gynecologic specimen

cytology

in situ hybridization

liquid-based cytology

non-gynecologic cytology

non-gynecologic liquid-based cytology

special stains

In 2024, Dr. Mary Rebecca Schwartz, MD had a list price for concentrated smear (cytospin) of non-gynecologic specimen, cytology, in situ hybridization, liquid-based cytology (ThinPrep), non-gynecologic cytology, non-gynecologic liquid-based cytology, and special stains 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 Volume:

lab tests

By Affordability:

consultation

genetic testing

immunohistochemistry test

intraoperative pathology consultation

lab tests

molecular genetic testing

In 2024, among providers in related specialties within Texas, Dr. Mary Rebecca Schwartz, MD performed more lab tests procedures for Medicare patients than 90% of them and she also had a list price for consultation, genetic testing, immunohistochemistry (IHC) test, intraoperative pathology consultation, lab tests, and molecular genetic testing 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:

in situ hybridization

intraoperative pathology consultation

non-gynecologic cytology

In 2012, Dr. Mary Rebecca Schwartz, MD performed more in situ hybridization, intraoperative pathology consultation, and non-gynecologic cytology procedures for Medicare patients than 75% of providers in related specialties within Texas.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2012 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	126
cytology	223
lab tests	754
second opinions	23

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2013 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	139
cytology	252
lab tests	588
second opinions	31

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	562
Female	772

**Ethnicity**
Non-Hispanic White	1066
Black	144
Hispanic	84
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	699
From 75 to 84	421
85 and over	84
Less than 65	130

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2013

Hypertension	69
High Cholesterol	57
Stroke	7
Ischemic Heart Disease	43
Depression	17
Chronic Kidney Disease	26
Asthma	7
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	18
Diabetes	34
Dementia	8
Cancer	22

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2014 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	135
cytology	258
lab tests	632
second opinions	19

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	544
Female	750

**Ethnicity**
Non-Hispanic White	1009
Black	162
Hispanic	75
Asian	32
Other	0
Native American	0

**Age**
From 65 to 74	707
From 75 to 84	359
85 and over	81
Less than 65	147

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2014

Hypertension	66
High Cholesterol	56
Stroke	5
Ischemic Heart Disease	42
Depression	19
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	8
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	17
Diabetes	32
Dementia	6
Cancer	20

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2015 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	101
cytology	177
lab tests	476
second opinions	21

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	1110
Female	1438

**Ethnicity**
Non-Hispanic White	2026
Black	250
Hispanic	172
Asian	48
Other	52
Native American	0

**Age**
From 65 to 74	1398
From 75 to 84	790
85 and over	148
Less than 65	212

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2015

Hypertension	68
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	43
Depression	19
Chronic Kidney Disease	29
Asthma	10
Osteoperosis	9
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2016 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	53
cytology	188
lab tests	499
second opinions	15

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	675
Female	843

**Ethnicity**
Non-Hispanic White	1164
Black	160
Hispanic	115
Asian	0
Other	44
Native American	0

**Age**
From 65 to 74	891
From 75 to 84	430
85 and over	66
Less than 65	131

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2016

Hypertension	65
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	41
Depression	17
Chronic Kidney Disease	29
Asthma	15
Osteoperosis	8
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	7
Cancer	18

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2017 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	57
cytology	166
lab tests	409
second opinions	16

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	557
Female	802

**Ethnicity**
Non-Hispanic White	1069
Black	130
Hispanic	89
Asian	41
Other	30
Native American	0

**Age**
From 65 to 74	852
From 75 to 84	368
85 and over	60
Less than 65	79

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2017

Hypertension	66
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	40
Depression	19
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	6
Cancer	17

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2018 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	82
cytology	174
lab tests	540
second opinions	32

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	650
Female	917

**Ethnicity**
Non-Hispanic White	1198
Black	150
Hispanic	116
Asian	41
Other	62
Native American	0

**Age**
From 65 to 74	969
From 75 to 84	425
85 and over	74
Less than 65	99

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2018

Hypertension	66
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	38
Depression	18
Chronic Kidney Disease	30
Asthma	6
Osteoperosis	11
Atrial Fibrilation	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	7
Cancer	19

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2019 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	79
cytology	176
lab tests	530
second opinions	36

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	603
Female	831

**Ethnicity**
Non-Hispanic White	1067
Black	152
Hispanic	111
Asian	0
Other	55
Native American	0

**Age**
From 65 to 74	914
From 75 to 84	352
85 and over	62
Less than 65	106

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2019

Hypertension	67
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	40
Depression	20
Chronic Kidney Disease	31
Asthma	7
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	14
Diabetes	29
Dementia	6
Cancer	20

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2020 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	63
cytology	173
lab tests	531
second opinions	22

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	535
Female	744

**Ethnicity**
Non-Hispanic White	961
Black	142
Hispanic	97
Asian	0
Other	40
Native American	0

**Age**
From 65 to 74	751
From 75 to 84	372
85 and over	52
Less than 65	104

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2020

Hypertension	70
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	43
Depression	20
Chronic Kidney Disease	35
Asthma	7
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	21
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	9
Cancer	21

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2021 were lab tests, cytology, consultation and second opinions.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	82
cytology	176
lab tests	533
second opinions	16

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	641
Female	800

**Ethnicity**
Non-Hispanic White	1085
Black	126
Hispanic	110
Asian	71
Other	49
Native American	0

**Age**
From 65 to 74	861
From 75 to 84	436
85 and over	60
Less than 65	84

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2021

Hypertension	72
High Cholesterol	67
Stroke	5
Ischemic Heart Disease	43
Depression	20
Chronic Kidney Disease	35
Asthma	7
Osteoperosis	13
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	12
Diabetes	30
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2022 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	72
cytology	148
lab tests	532

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	473
Female	718

**Ethnicity**
Non-Hispanic White	879
Black	117
Hispanic	96
Asian	56
Other	0
Native American	0

**Age**
From 65 to 74	692
From 75 to 84	379
85 and over	56
Less than 65	64

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	10
Ischemic Heart Disease	33
Depression	19
Chronic Kidney Disease	25
Asthma	11
Osteoperosis	17
Atrial Fibrilation	17
Heart Failure	16
Chronic Obstructive Pulmonary Disease	18
Diabetes	30
Dementia	5
Cancer	26

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2023 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	47
cytology	165
lab tests	605

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	505
Female	728

**Ethnicity**
Non-Hispanic White	923
Black	114
Hispanic	90
Asian	41
Other	65
Native American	0

**Age**
From 65 to 74	726
From 75 to 84	402
85 and over	52
Less than 65	53

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2023

Hypertension	74
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	36
Depression	18
Chronic Kidney Disease	26
Asthma	11
Osteoperosis	20
Atrial Fibrilation	18
Heart Failure	17
Chronic Obstructive Pulmonary Disease	17
Diabetes	30
Dementia	5
Cancer	28

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX during 2024 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

consultation	59
cytology	112
lab tests	617

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Male	373
Female	629

**Ethnicity**
Non-Hispanic White	751
Black	96
Hispanic	88
Asian	33
Other	34
Native American	0

**Age**
From 65 to 74	566
From 75 to 84	322
85 and over	63
Less than 65	51

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	40
Depression	23
Chronic Kidney Disease	30
Asthma	13
Osteoperosis	22
Atrial Fibrilation	20
Heart Failure	22
Chronic Obstructive Pulmonary Disease	20
Diabetes	31
Dementia	5
Cancer	33

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Mary Rebecca Schwartz, MD for Medicare patients.

The highest averages for the top procedures that Dr. Mary Rebecca Schwartz, MD treated as a cytopathologist in Houston, TX were lab tests, cytology, consultation and second opinions.

consultation	84
cytology	183
lab tests	557
second opinions	23

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Mary Rebecca Schwartz, MD.

**Gender**
Female	767
Male	556

**Ethnicity**
Black / African American	134
Asian / Pacific Islander	29
Non-Hispanic White	1015
Hispanic	95
Native American / Alaskan Native	0
Other	33

**Age**
85 and over	66
75 to 84	388
Less than 65	96
65 to 74	771

Average of Total of Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD From 2012 - 2024

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

Hypertension	64
High Cholesterol	58
Stroke	6
Ischemic Heart Disease	37
Depression	17
Chronic Kidney Disease	27
Asthma	8
Osteoporosis	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Atrial Fibrillation	12
Cancer	20
Dementia	6

Education & Training

She is certified by the Board Certification: PATHOLOGY-Cytopathology, PATHOLOGY-Cytopathology, null and has a state license in Texas.

Board Certification: Board Certification: PATHOLOGY-Cytopathology, PATHOLOGY-Cytopathology, null

Licensed In: Texas

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Mary Rebecca Schwartz, MD appears to accept the following insurance providers: Aetna PPO, Aetna Affordable Health Choices, Aetna HMO, Aetna Open Access, Aetna POS, Aetna QPOS, Medicaid, Humana, Aetna Select, Cigna, Trustmark , Aetna EPO, SmartCare PNM Resources, Aetna Choice POS / Open Choice, Aetna Managed Choice / Elect Choice, Workers' Comp: Aetna, Aetna TRS ActiveCare, SmartCare Walmart, Aetna Health Network, Cardiovascular Care Providers, Olympus Managed Care (International) and Kelsey Seybold Affiliate Network.

Insurance Accepted by Provider includes:

According to our sources, Dr. Mary Rebecca Schwartz, MD accepts the following insurance providers:

Aetna PPO

Aetna Affordable Health Choices

Aetna HMO

Aetna Open Access

Aetna POS

Aetna QPOS

Medicaid

Humana

Aetna Select

Cigna

Trustmark

Aetna EPO

SmartCare PNM Resources

Aetna Choice POS / Open Choice

Aetna Managed Choice / Elect Choice

Workers' Comp: Aetna

Aetna TRS ActiveCare

SmartCare Walmart

Aetna Health Network

Cardiovascular Care Providers

Olympus Managed Care (International)

Kelsey Seybold Affiliate Network

Ratings & Reviews

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Biography

Dr. Mary Schwartz's area of specialization is cytopathology. She is in-network for several insurance carriers, including Trustmark, Aetna EPO, and Aetna. She has received professional recognition including the following: Texas Super Doctors. Dr. Schwartz is affiliated with Houston Methodist Sugar Land Hospital, Houston Methodist Hospital, and Houston Methodist West Hospital.

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Dr. Mary Rebecca Schwartz, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Mary Rebecca Schwartz, MD in 2024

By Affordability:

By Volume:

By Affordability:

By Volume:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD in 2024

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Average Medicare Patient Data From 2012 - 2024

Average of Total of Conditions of Medicare patients treated by Dr. Mary Rebecca Schwartz, MD From 2012 - 2024

Education & Training

Insurance Information

Ratings & Reviews

Biography

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