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Dr. Charles E. Weidmann, MD

(Dr. Charles Ernest Weidmann, M.D.)

(5 Ratings)

Specializes in: Adult Rheumatology

Georgetown University School of Medicine (1981)

15243 Vanowen Street Suite 306
Van Nuys, CA 91405

(818) 781-0232

Dr. Charles E. Weidmann, MD is a rheumatologist in Van Nuys, CA specializing in adult rheumatology. He graduated from Georgetown University School of Medicine in 1981 and has 45 years of experience. Dr. Charles E. Weidmann, MD is affiliated with Valley Presbyterian Hospital , Charles E. Weidmann, MD Inc and CENTER FOR RHEUMATOLOGY MEDICAL CORPORATION.

Office Locations

15243 Vanowen Street Suite 306
Van Nuys, CA 91405

(818) 781-0232

(818) 781-4132

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16133 Ventura Boulevard Suite #360
Encino, CA 91436

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Noteworthy Medicare Patient Procedures Performed by Dr. Charles E. Weidmann, MD in 2023

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

Top 5%

By Volume:

A1C test

blood draw

phlebotomy for lab tests

trigger point injection

By Affordability:

In 2023, among providers in related specialties within California, Dr. Charles E. Weidmann, MD performed more A1C test, blood draw, phlebotomy for lab tests, and trigger point injection procedures for Medicare patients than 95% of them and he also had a list price for flu shot, flu vaccine, immunization (preventive vaccines), and vaccines that was lower than the list prices billed to Medicare by 95% 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 10%

By Volume:

biological response modifier therapy

injections

intravenous infusion therapy

intravenous chemotherapy

major joint aspiration

major joint injection

By Affordability:

A1C test

glycated protein test

rheumatoid factor test

In 2023, among providers in related specialties within California, Dr. Charles E. Weidmann, MD performed more biological response modifier (BRM) therapy, injections, intravenous infusion therapy, intravenous (IV) chemotherapy, major joint aspiration, and major joint injection procedures for Medicare patients than 90% of them and he also had a list price for A1C test, glycated protein test, and rheumatoid factor (RF) test 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:

By Affordability:

amylase test

anti-double-stranded DNA antibody test

antinuclear antibody test

cholesterol screening

In 2012, among providers in related specialties within California, Dr. Charles E. Weidmann, MD performed more complete blood count (CBC), lab tests, preventive care, and thyroid blood test procedures for Medicare patients than 75% of them and he also had a list price for amylase test, anti-double-stranded DNA (anti-dsDNA) antibody test, antinuclear antibody (ANA) test, cholesterol screening, diabetes management, folic acid tests, lipid profile, magnesium test, and serum folate 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

2012 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2012 were lab tests, injections, blood draw and aspiration.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	1376
biological response modifier (BRM) therapy	371
blood draw	1402
chemotherapy	371
diabetes management	103
doctor visit	2624
hip imaging	85
hospital care	106
injections	2050
inpatient care	106
lab tests	16600
minimally invasive procedures	371
MRI (magnetic resonance imaging)	110
musculoskeletal imaging	237
pain management	674
preventive care	1367
skin testing	15
thoracic (chest) imaging	39
thyroid function tests	523
tuberculosis (TB) testing	15
vaccines	20
X-rays	166

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2013 were lab tests, injections, blood draw and preventive care.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	1287
biological response modifier (BRM) therapy	435
blood draw	1436
chemotherapy	435
diabetes management	124
doctor visit	2663
hip imaging	91
hospital care	60
injections	1907
inpatient care	60
lab tests	17057
minimally invasive procedures	435
MRI (magnetic resonance imaging)	99
musculoskeletal imaging	252
nursing home care	41
pain management	606
preventive care	1431
thoracic (chest) imaging	37
thyroid function tests	525
X-rays	190

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	129
Female	512

**Ethnicity**
Non-Hispanic White	272
Black	0
Hispanic	309
Asian	32
Other	0
Native American	0

**Age**
From 65 to 74	230
From 75 to 84	201
85 and over	98
Less than 65	112

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2013

Hypertension	71
High Cholesterol	61
Stroke	4
Ischemic Heart Disease	42
Depression	26
Chronic Kidney Disease	21
Asthma	11
Osteoperosis	43
Atrial Fibrilation	9
Heart Failure	20
Chronic Obstructive Pulmonary Disease	14
Diabetes	38
Dementia	14
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2014 were lab tests, injections, preventive care and blood draw.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	1206
biological response modifier (BRM) therapy	245
blood draw	1514
chemotherapy	245
diabetes management	194
doctor visit	2811
hip imaging	75
hospital care	50
injections	1895
inpatient care	50
lab tests	18002
minimally invasive procedures	433
MRI (magnetic resonance imaging)	168
musculoskeletal imaging	318
pain management	669
preventive care	1541
spinal procedures	19
thoracic (chest) imaging	45
thyroid function tests	533
X-rays	214

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	109
Female	482

**Ethnicity**
Non-Hispanic White	235
Black	0
Hispanic	311
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	219
From 75 to 84	194
85 and over	84
Less than 65	94

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2014

Hypertension	70
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	37
Depression	23
Chronic Kidney Disease	20
Asthma	9
Osteoperosis	46
Atrial Fibrilation	7
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	38
Dementia	12
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2015 were lab tests, injections, blood draw and preventive care.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	968
biological response modifier (BRM) therapy	219
blood draw	1516
chemotherapy	219
diabetes management	237
doctor visit	2787
hip imaging	76
hospital care	65
injections	1685
inpatient care	65
lab tests	16383
minimally invasive procedures	571
MRI (magnetic resonance imaging)	90
musculoskeletal imaging	271
pain management	717
preventive care	1471
spinal procedures	21
thoracic (chest) imaging	32
thyroid function tests	504
X-rays	234

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	208
Female	1010

**Ethnicity**
Non-Hispanic White	508
Black	0
Hispanic	600
Asian	60
Other	0
Native American	0

**Age**
From 65 to 74	450
From 75 to 84	414
85 and over	186
Less than 65	168

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2015

Hypertension	71
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	43
Depression	27
Chronic Kidney Disease	24
Asthma	15
Osteoperosis	45
Atrial Fibrilation	7
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	38
Dementia	14
Cancer	8

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2016 were lab tests, injections, blood draw and aspiration.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	1076
biological response modifier (BRM) therapy	195
blood draw	1567
chemotherapy	195
diabetes management	315
doctor visit	2955
hip imaging	25
injections	1763
lab tests	16866
minimally invasive procedures	605
MRI (magnetic resonance imaging)	72
musculoskeletal imaging	178
pain management	687
preventive care	756
spinal procedures	30
thoracic (chest) imaging	47
thyroid function tests	617
X-rays	183

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	124
Female	488

**Ethnicity**
Non-Hispanic White	243
Black	19
Hispanic	306
Asian	33
Other	11
Native American	0

**Age**
From 65 to 74	225
From 75 to 84	210
85 and over	95
Less than 65	82

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2016

Hypertension	75
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	44
Depression	25
Chronic Kidney Disease	32
Asthma	19
Osteoperosis	46
Atrial Fibrilation	7
Heart Failure	24
Chronic Obstructive Pulmonary Disease	15
Diabetes	40
Dementia	13
Cancer	8

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2017 were lab tests, blood draw, injections and preventive care.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	977
biological response modifier (BRM) therapy	245
blood draw	1794
chemotherapy	245
diabetes management	464
doctor visit	3157
hip imaging	33
hospital care	12
injections	1769
inpatient care	12
lab tests	18588
minimally invasive procedures	804
MRI (magnetic resonance imaging)	103
musculoskeletal imaging	226
nursing home care	26
pain management	792
preventive care	1012
spinal procedures	21
thoracic (chest) imaging	54
thyroid function tests	612
X-rays	198

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	141
Female	550

**Ethnicity**
Non-Hispanic White	279
Black	26
Hispanic	344
Asian	31
Other	11
Native American	0

**Age**
From 65 to 74	239
From 75 to 84	245
85 and over	112
Less than 65	95

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2017

Hypertension	75
High Cholesterol	62
Stroke	7
Ischemic Heart Disease	43
Depression	29
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	44
Atrial Fibrilation	7
Heart Failure	23
Chronic Obstructive Pulmonary Disease	15
Diabetes	40
Dementia	15
Cancer	8

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2018 were lab tests, preventive care, injections and blood draw.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	925
biological response modifier (BRM) therapy	186
blood draw	1510
chemotherapy	186
diabetes management	384
doctor visit	2687
hip imaging	18
hospital care	31
injections	1578
inpatient care	31
lab tests	21907
minimally invasive procedures	615
MRI (magnetic resonance imaging)	85
musculoskeletal imaging	182
pain management	653
preventive care	1663
spinal procedures	25
thyroid function tests	555
X-rays	122

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	117
Female	497

**Ethnicity**
Non-Hispanic White	238
Black	29
Hispanic	317
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	207
From 75 to 84	231
85 and over	100
Less than 65	76

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2018

Hypertension	75
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	43
Depression	30
Chronic Kidney Disease	36
Asthma	11
Osteoperosis	49
Atrial Fibrilation	7
Heart Failure	24
Chronic Obstructive Pulmonary Disease	17
Diabetes	42
Dementia	17
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2019 were lab tests, preventive care, blood draw and injections.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	861
biological response modifier (BRM) therapy	218
blood draw	1576
chemotherapy	218
diabetes management	475
doctor visit	2704
hip imaging	17
hospital care	11
injections	1552
inpatient care	11
lab tests	22199
minimally invasive procedures	718
MRI (magnetic resonance imaging)	33
musculoskeletal imaging	229
pain management	691
preventive care	1977
spinal procedures	16
thyroid function tests	565
X-rays	212

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	118
Female	481

**Ethnicity**
Non-Hispanic White	244
Black	0
Hispanic	298
Asian	26
Other	0
Native American	0

**Age**
From 65 to 74	203
From 75 to 84	232
85 and over	98
Less than 65	66

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2019

Hypertension	75
High Cholesterol	69
Stroke	6
Ischemic Heart Disease	39
Depression	32
Chronic Kidney Disease	37
Asthma	11
Osteoperosis	53
Atrial Fibrilation	8
Heart Failure	26
Chronic Obstructive Pulmonary Disease	17
Diabetes	42
Dementia	20
Cancer	8

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2020 were lab tests, preventive care, blood draw and injections.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	287
biological response modifier (BRM) therapy	87
blood draw	847
chemotherapy	87
diabetes management	285
doctor visit	1780
hip imaging	20
injections	671
lab tests	12032
minimally invasive procedures	348
MRI (magnetic resonance imaging)	97
musculoskeletal imaging	173
pain management	384
preventive care	1096
thyroid function tests	286
X-rays	76

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	74
Female	328

**Ethnicity**
Non-Hispanic White	160
Black	0
Hispanic	205
Asian	17
Other	0
Native American	0

**Age**
From 65 to 74	140
From 75 to 84	148
85 and over	74
Less than 65	40

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2020

Hypertension	75
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	41
Depression	32
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	54
Atrial Fibrilation	8
Heart Failure	23
Chronic Obstructive Pulmonary Disease	13
Diabetes	41
Dementia	19
Cancer	5

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2021 were lab tests, preventive care, blood draw and injections.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	352
biological response modifier (BRM) therapy	116
blood draw	916
chemotherapy	116
diabetes management	275
doctor visit	1662
injections	744
lab tests	14181
minimally invasive procedures	403
musculoskeletal imaging	127
pain management	392
preventive care	1162
thyroid function tests	447
X-rays	127

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	70
Female	311

**Ethnicity**
Non-Hispanic White	156
Black	0
Hispanic	188
Asian	18
Other	0
Native American	0

**Age**
From 65 to 74	135
From 75 to 84	149
85 and over	62
Less than 65	35

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2021

Hypertension	75
High Cholesterol	68
Stroke	5
Ischemic Heart Disease	38
Depression	30
Chronic Kidney Disease	33
Asthma	11
Osteoperosis	58
Atrial Fibrilation	9
Heart Failure	23
Chronic Obstructive Pulmonary Disease	12
Diabetes	40
Dementia	14
Cancer	5

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA during 2022 were lab tests, preventive care, blood draw and injections.

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

aspiration	410
biological response modifier (BRM) therapy	151
blood draw	1093
chemotherapy	151
diabetes management	376
doctor visit	1784
injections	904
lab tests	18416
minimally invasive procedures	467
musculoskeletal imaging	149
pain management	494
preventive care	1425
spinal procedures	11
thyroid function tests	569
X-rays	160

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	72
Female	329

**Ethnicity**
Non-Hispanic White	152
Black	17
Hispanic	201
Asian	18
Other	13
Native American	0

**Age**
From 65 to 74	139
From 75 to 84	157
85 and over	65
Less than 65	40

Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	6
Ischemic Heart Disease	34
Depression	32
Chronic Kidney Disease	22
Asthma	14
Osteoperosis	63
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	16
Diabetes	41
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Charles E. Weidmann, MD for Medicare patients.

The highest averages for the top procedures that Dr. Charles E. Weidmann, MD treated as a rheumatologist in Van Nuys, CA were lab tests, injections, blood draw and preventive care.

aspiration	884
biological response modifier (BRM) therapy	224
blood draw	1379
chemotherapy	224
diabetes management	293
doctor visit	2510
hip imaging	48
hospital care	47
injections	1501
inpatient care	47
lab tests	17475
minimally invasive procedures	524
MRI (magnetic resonance imaging)	95
musculoskeletal imaging	212
nursing home care	33
pain management	614
preventive care	1354
skin testing	15
spinal procedures	20
thoracic (chest) imaging	42
thyroid function tests	521
tuberculosis (TB) testing	15
vaccines	20
X-rays	171

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Charles E. Weidmann, MD.

**Gender**
Male	105
Female	453

**Ethnicity**
Black / African American	8
Asian / Pacific Islander	23
Non-Hispanic White	226
Native American / Alaskan Native	0
Hispanic	279
Other	3

**Age**
75 to 84	198
85 and over	88
Less than 65	73
65 to 74	198

Average of Total of Conditions of Medicare patients treated by Dr. Charles E. Weidmann, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Charles E. Weidmann, MD treated were hypertension, high cholesterol, osteoperosis and diabetes.

Hypertension	67
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	36
Depression	26
Chronic Kidney Disease	26
Asthma	11
Osteoporosis	45
Heart Failure	20
Chronic Obstructive Pulmonary Disease	13
Diabetes	36
Atrial Fibrillation	7
Dementia	13
Cancer	6

Education & Training

Dr. Charles E. Weidmann, MD graduated from Georgetown University School of Medicine in 1981. He has a state license in California.

Medical School: Georgetown University School of Medicine (1981)

Licensed In: California

Affiliations & Hospitals

Dr. Charles E. Weidmann, MD is associated with these hospitals and organizations:

Valley Presbyterian Hospital

Charles E. Weidmann, MD Inc

CENTER FOR RHEUMATOLOGY MEDICAL CORPORATION

Ratings & Reviews

Dr. Charles E. Weidmann, MD has a good overall rating with an average of 3.2 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Charles E. Weidmann, MD from all over the web to help you find the right in Van Nuys, CA.

3.2

Overall Rating

(5 Ratings)

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General Payments

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

**Payments by Company**
Amgen Inc.	$3,872 Prolia $2,349	Enbrel $997	EVENITY $245	Otezla $121	$160
Janssen Biotech, Inc.	$2,672 STELARA $1,710	SIMPONI ARIA $755	SIMPONI $106	REMICADE $100
Cardinal Health 108, LLC	$2,371 $2,371
Celgene Corporation	$1,682 Otezla $652	$1,029
Novartis Pharmaceuticals Corporation	$1,441 COSENTYX $1,109	NON BRAND $250	Ilaris $36	$46
Other	$10,574 ACTHAR $1,284	Humira $1,222	ORENCIA $900	Actemra $823	Tymlos $666	Other $5,680

**Types of Payments**
Food and Beverage	$19,787
Consulting Fee	$1,912
Travel and Lodging	$810
Education	$103

Research Payments

Dr. Charles E. Weidmann, MD has received 183 research payments totaling $623,495.

Biography

Dr. Charles Weidmann sees patients in Van Nuys, CA and Encino, CA. His medical specialty is adult rheumatology. He has a 3.0 out of 5 star average patient rating. He graduated from Georgetown University School of Medicine. Dr. Weidmann has received the distinction of Southern California Super Doctors. He is professionally affiliated with Valley Presbyterian Hospital.