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Dr. Katherine Ann Maher, MD

(1 Rating)

Specializes in: Adult Rheumatology

Georgetown University School of Medicine (2010)

14995 Shady Grove Road Suite 250
Rockville, MD 20850

(301) 942-7600

Dr. Katherine Ann Maher, MD is a rheumatologist in Rockville, MD specializing in adult rheumatology. She graduated from Georgetown University School of Medicine in 2010 and has 15 years of experience. Dr. Katherine Ann Maher, MD is affiliated with ARTHRITIS AND RHEUMATISM ASSOCIATES PC.

Office Locations

14995 Shady Grove Road Suite 250
Rockville, MD 20850

(301) 942-7600

(301) 217-9241

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161 Thomas Johnson Drive Suite 250
Frederick, MD 21702

(301) 694-0187

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Noteworthy Medicare Patient Procedures Performed by Dr. Katherine Ann Maher, MD in 2023

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

Top 5%

By Affordability:

creatinine test

creatinine urine test

kidney function tests

protein electrophoresis

serum protein electrophoresis

spine imaging

spine X-ray

total protein blood test

total protein test

total protein urine test

urinalysis

In 2023, Dr. Katherine Ann Maher, MD had a list price for creatinine test, creatinine urine test, kidney function tests, protein electrophoresis, serum protein electrophoresis (SPEP), spine imaging, spine X-ray, total protein blood test, total protein test, total protein urine test, and urinalysis that was lower than the list prices billed to Medicare by 95% of providers in related specialties within Maryland. 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:

cholesterol screening

lipid profile

sed rate

total creatine kinase test

In 2023, Dr. Katherine Ann Maher, MD had a list price for cholesterol screening, lipid profile, sed rate (ESR), and total creatine kinase test that was lower than the list prices billed to Medicare by 90% of providers in related specialties within Maryland. 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:

knee X-ray

serum protein electrophoresis

By Affordability:

antibody tests

antinuclear antibody test

autoantibody tests

blood draw

blood draw for lab tests

complement tests

C-reactive protein testing

creatine kinase tests

phlebotomy for lab tests

In 2013, among providers in related specialties within Maryland, Dr. Katherine Ann Maher, MD performed more knee X-ray, and serum protein electrophoresis (SPEP) procedures for Medicare patients than 75% of them and she also had a list price for antibody tests, antinuclear antibody (ANA) test, autoantibody tests, blood draw, blood draw for lab tests, complement tests, C-reactive protein testing, creatine kinase tests, immunoglobulin tests, joint X-ray, knee X-ray, metabolic panel, phlebotomy for lab tests, uric acid blood test, uric acid test, urine tests, venipuncture (phlebotomy), and vitamin D test 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

2013 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2013 were hospital care and inpatient care.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

hospital care	13
inpatient care	13

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	12
Female	12

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

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2013

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2013 were hypertension, chronic kidney disease, ischemic heart disease and high cholesterol.

Hypertension	75
High Cholesterol	50
Stroke	0
Ischemic Heart Disease	58
Depression	0
Chronic Kidney Disease	63
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	46
Chronic Obstructive Pulmonary Disease	0
Diabetes	0
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2014 were hospital care and inpatient care.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

hospital care	26
inpatient care	15

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	17
Female	26

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

**Age**
From 65 to 74	0
From 75 to 84	14
85 and over	0
Less than 65	14

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2014

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2014 were hypertension, heart failure, chronic kidney disease and high cholesterol.

Hypertension	75
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	51
Depression	42
Chronic Kidney Disease	67
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	70
Chronic Obstructive Pulmonary Disease	0
Diabetes	53
Dementia	30
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2016 were preventive care and vaccines.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

doctor visit	47
preventive care	12
vaccines	12

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

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

**Age**
From 65 to 74	28
From 75 to 84	14
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2016

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2016 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	51
High Cholesterol	47
Stroke	0
Ischemic Heart Disease	21
Depression	0
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	28
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

doctor visit	140

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	25
Female	82

**Ethnicity**
Non-Hispanic White	63
Black	33
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	65
From 75 to 84	29
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2017

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2017 were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	63
High Cholesterol	46
Stroke	0
Ischemic Heart Disease	18
Depression	12
Chronic Kidney Disease	0
Asthma	0
Osteoperosis	11
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	24
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2019 were lab tests and blood draw.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

blood draw	35
doctor visit	86
lab tests	289

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	13
Female	71

**Ethnicity**
Non-Hispanic White	60
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	40
From 75 to 84	24
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2019

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2019 were high cholesterol, hypertension, osteoperosis and depression.

Hypertension	61
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	26
Depression	33
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	35
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	13
Diabetes	26
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2020 were lab tests, blood draw, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

aspiration	24
biological response modifier (BRM) therapy	93
blood draw	183
chemotherapy	93
doctor visit	500
injections	24
lab tests	1274
minimally invasive procedures	110
musculoskeletal imaging	58
thyroid function tests	14
X-rays	58

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	82
Female	362

**Ethnicity**
Non-Hispanic White	339
Black	31
Hispanic	25
Asian	23
Other	26
Native American	0

**Age**
From 65 to 74	218
From 75 to 84	123
85 and over	59
Less than 65	44

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2020

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2020 were hypertension, high cholesterol, osteoperosis and ischemic heart disease.

Hypertension	62
High Cholesterol	59
Stroke	4
Ischemic Heart Disease	31
Depression	25
Chronic Kidney Disease	24
Asthma	15
Osteoperosis	45
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	26
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2021 were lab tests, blood draw, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

aspiration	39
biological response modifier (BRM) therapy	75
blood draw	254
chemotherapy	75
doctor visit	707
injections	39
lab tests	1405
minimally invasive procedures	86
musculoskeletal imaging	116
spinal procedures	24
thyroid function tests	15
X-rays	140

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	78
Female	391

**Ethnicity**
Non-Hispanic White	383
Black	20
Hispanic	18
Asian	22
Other	26
Native American	0

**Age**
From 65 to 74	236
From 75 to 84	126
85 and over	51
Less than 65	56

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2021

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2021 were hypertension, high cholesterol, osteoperosis and ischemic heart disease.

Hypertension	59
High Cholesterol	57
Stroke	5
Ischemic Heart Disease	32
Depression	26
Chronic Kidney Disease	21
Asthma	12
Osteoperosis	49
Atrial Fibrilation	9
Heart Failure	9
Chronic Obstructive Pulmonary Disease	8
Diabetes	20
Dementia	6
Cancer	8

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2022 were lab tests, blood draw, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

aspiration	66
biological response modifier (BRM) therapy	96
blood draw	399
chemotherapy	96
doctor visit	944
injections	66
lab tests	1748
minimally invasive procedures	128
musculoskeletal imaging	180
spinal procedures	30
thyroid function tests	21
X-rays	210

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	107
Female	518

**Ethnicity**
Non-Hispanic White	484
Black	37
Hispanic	23
Asian	43
Other	38
Native American	0

**Age**
From 65 to 74	304
From 75 to 84	219
85 and over	60
Less than 65	42

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2022

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2022 were high cholesterol, hypertension, osteoperosis and depression.

Hypertension	68
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	20
Depression	25
Chronic Kidney Disease	14
Asthma	15
Osteoperosis	54
Atrial Fibrilation	10
Heart Failure	6
Chronic Obstructive Pulmonary Disease	10
Diabetes	21
Dementia	4
Cancer	12

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD during 2023 were lab tests, blood draw, X-rays and musculoskeletal imaging.

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

aspiration	88
biological response modifier (BRM) therapy	96
blood draw	461
chemotherapy	96
doctor visit	1166
injections	88
lab tests	2412
minimally invasive procedures	125
musculoskeletal imaging	256
preventive care	14
spinal procedures	21
thyroid function tests	68
X-rays	277

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	101
Female	552

**Ethnicity**
Non-Hispanic White	519
Black	30
Hispanic	30
Asian	37
Other	37
Native American	0

**Age**
From 65 to 74	313
From 75 to 84	237
85 and over	64
Less than 65	39

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2023

The most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated during 2023 were high cholesterol, hypertension, osteoperosis and depression.

Hypertension	65
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	19
Depression	24
Chronic Kidney Disease	13
Asthma	15
Osteoperosis	54
Atrial Fibrilation	11
Heart Failure	6
Chronic Obstructive Pulmonary Disease	9
Diabetes	20
Dementia	4
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Volume of procedures performed by Dr. Katherine Ann Maher, MD for Medicare patients.

The highest averages for the top procedures that Dr. Katherine Ann Maher, MD treated as a rheumatologist in Rockville, MD were lab tests, blood draw, X-rays and musculoskeletal imaging.

aspiration	54
biological response modifier (BRM) therapy	90
blood draw	266
chemotherapy	90
doctor visit	512
hospital care	19
injections	54
inpatient care	14
lab tests	1425
minimally invasive procedures	112
musculoskeletal imaging	152
preventive care	13
spinal procedures	25
thyroid function tests	29
vaccines	12
X-rays	171

Average Medicare Patient Data From 2013 - 2023

Information about Medicare patients treated by Dr. Katherine Ann Maher, MD.

**Gender**
Male	48
Female	223

**Ethnicity**
Black / African American	19
Asian / Pacific Islander	13
Non-Hispanic White	210
Native American / Alaskan Native	0
Hispanic	10
Other	14

**Age**
75 to 84	87
85 and over	26
Less than 65	21
65 to 74	133

Average of Total of Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD From 2013 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Katherine Ann Maher, MD treated were hypertension, high cholesterol, ischemic heart disease and osteoperosis.

Hypertension	64
High Cholesterol	60
Stroke	2
Ischemic Heart Disease	30
Depression	20
Chronic Kidney Disease	24
Asthma	6
Osteoporosis	27
Heart Failure	16
Chronic Obstructive Pulmonary Disease	5
Diabetes	24
Atrial Fibrillation	4
Cancer	5
Dementia	5

Education & Training

Dr. Katherine Ann Maher, MD graduated from Georgetown University School of Medicine in 2010. She has a state license in Maryland.

Medical School: Georgetown University School of Medicine (2010)

Licensed In: Maryland

Affiliations & Hospitals

Dr. Katherine Ann Maher, MD is associated with these hospitals and organizations:

ARTHRITIS AND RHEUMATISM ASSOCIATES PC

Ratings & Reviews

Dr. Katherine Ann Maher, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 1 ratings. We collect ratings and reviews of Dr. Katherine Ann Maher, MD from all over the web to help you find the right in Rockville, MD.

Overall Rating

(1 Rating)

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General Payments

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

**Payments by Company**
Horizon Therapeutics plc	$1,242 KRYSTEXXA $1,046	$195
Pacira Pharmaceuticals Incorporated	$516 Iovera $516
AbbVie Inc.	$296 Rinvoq $287	Humira $9
Novartis Pharmaceuticals Corporation	$201 COSENTYX $181	Ilaris $20
AstraZeneca Pharmaceuticals LP	$147 SAPHNELO $147
Other	$475 Cimzia $49	Tremfya $42	ORENCIA $41	OPSUMIT $31	Tymlos $27	Other $286

**Types of Payments**
Food and Beverage	$1,460
Honoraria	$1,000
Travel and Lodging	$413
Education	$5

Biography

Dr. Katherine Maher is an adult rheumatology specialist in Rockville, MD and Frederick, MD. She studied medicine at Georgetown University School of Medicine.

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Dr. Katherine Ann Maher, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Katherine Ann Maher, MD in 2023

By Affordability:

By Affordability:

By Volume:

By Affordability:

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2014

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2017

Medicare Procedure and Patient Information

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2013 - 2023

Average Medicare Patient Data From 2013 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Katherine Ann Maher, MD From 2013 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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