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Dr. Nicolaas Martin Grobler JR., MD

Accepting New Patients

(No ratings)

Specializes in: Adult Pulmonology and Adult Critical Care

350 S Euclid Avenue Suite C
Upland, CA 91786

(909) 591-6575

Dr. Nicolaas Martin Grobler JR., MD is a pulmonologist in Upland, CA specializing in adult pulmonology and adult critical care. Dr. Nicolaas Martin Grobler JR., MD is affiliated with Astrana Health, Casa Colina Hospital and Centers for Healthcare, Montclair Hospital Medical Center, Chino Valley Medical Center, Pomona Valley Hospital Medical Center, Allied Pacific IPA, INLAND PHYSICIANS PULMONARY SERVICES and Alpha Care Medical Group.

Office Locations

Alpha Care Medical Group

1113 Alta Avenue Suite 220
Upland, CA 91786

(909) 985-9321

(909) 985-0842

open_in_new

11692 Central Avenue
Chino, CA 91710

open_in_new

350 S Euclid Avenue
Ste C Upland, CA 91786

open_in_new

350 S Euclid Avenue Suite C
Upland, CA 91786

(909) 591-6575

open_in_new

637 N 13th Avenue
Upland, CA 91786

(909) 985-9321

open_in_new

Pomona Valley Hospital Medical Center

9525 Monte Vista Avenue Suite 105
Montclair, CA 91763

(909) 626-1205

(909) 625-1977

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In The News

“Jon was born in Arcadia, California on Oct. 22, 1973 to Dr. Nicolaas M. Grobler and Mary Ann Grobler.”—"Jonathan Michael Grobler", Daily Bulletin, May 2014

“Nicolaas Grobler, physician, 1110 N. Kentucky Ave., Winter Park, 32789.”—"New Business", Orlando Sentinel, August 2007

Noteworthy Medicare Patient Procedures Performed by Dr. Nicolaas Martin Grobler JR., MD in 2024

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

Top 25%

By Volume:

inpatient hospital care

In 2012, Dr. Nicolaas Martin Grobler JR., MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2012 were hospital care, inpatient care, nursing home care and blood draw.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

aspiration	18
blood draw	99
doctor visit	1141
ear procedures	16
hospital care	1313
injections	18
inpatient care	1313
nursing home care	165
preventive care	86
vaccines	86
vascular procedures	84

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2013 were hospital care, inpatient care, nursing home care and blood draw.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

blood draw	131
doctor visit	964
hospital care	1582
inpatient care	1582
nursing home care	299
preventive care	31
pulmonary testing	60
vaccines	31
vascular procedures	85

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	258
Female	355

**Ethnicity**
Non-Hispanic White	250
Black	66
Hispanic	248
Asian	38
Other	0
Native American	0

**Age**
From 65 to 74	192
From 75 to 84	167
85 and over	102
Less than 65	152

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2013

Hypertension	75
High Cholesterol	58
Stroke	18
Ischemic Heart Disease	60
Depression	30
Chronic Kidney Disease	55
Asthma	17
Osteoperosis	12
Atrial Fibrilation	19
Heart Failure	57
Chronic Obstructive Pulmonary Disease	45
Diabetes	62
Dementia	31
Cancer	12

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2014 were hospital care, inpatient care, nursing home care and blood draw.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

blood draw	89
doctor visit	752
hospital care	1085
inpatient care	1085
nursing home care	202
preventive care	21
vaccines	21
vascular procedures	19

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	234
Female	288

**Ethnicity**
Non-Hispanic White	218
Black	56
Hispanic	212
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	149
From 75 to 84	149
85 and over	94
Less than 65	130

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2014

Hypertension	75
High Cholesterol	55
Stroke	14
Ischemic Heart Disease	57
Depression	29
Chronic Kidney Disease	55
Asthma	15
Osteoperosis	9
Atrial Fibrilation	19
Heart Failure	56
Chronic Obstructive Pulmonary Disease	44
Diabetes	62
Dementia	30
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2015 were hospital care, inpatient care, nursing home care and blood draw.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

blood draw	40
doctor visit	465
hospital care	805
inpatient care	805
nursing home care	186
preventive care	14
vaccines	14

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	336
Female	408

**Ethnicity**
Non-Hispanic White	346
Black	68
Hispanic	268
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	254
From 75 to 84	210
85 and over	128
Less than 65	152

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2015

Hypertension	75
High Cholesterol	57
Stroke	17
Ischemic Heart Disease	57
Depression	31
Chronic Kidney Disease	55
Asthma	28
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	51
Chronic Obstructive Pulmonary Disease	42
Diabetes	57
Dementia	29
Cancer	13

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2016 were hospital care, inpatient care, nursing home care and pulmonary testing.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

blood draw	22
doctor visit	501
hospital care	540
inpatient care	540
nursing home care	227
preventive care	15
pulmonary testing	38
vaccines	15
vascular procedures	11

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	161
Female	184

**Ethnicity**
Non-Hispanic White	164
Black	0
Hispanic	109
Asian	35
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	98
85 and over	53
Less than 65	71

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2016

Hypertension	75
High Cholesterol	56
Stroke	15
Ischemic Heart Disease	54
Depression	22
Chronic Kidney Disease	49
Asthma	32
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	48
Chronic Obstructive Pulmonary Disease	32
Diabetes	52
Dementia	29
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2017 were hospital care, inpatient care, nursing home care and pulmonary testing.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

blood draw	25
doctor visit	503
hospital care	697
inpatient care	697
nursing home care	244
preventive care	14
pulmonary testing	46
vaccines	14
vascular procedures	30

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	184
Female	195

**Ethnicity**
Non-Hispanic White	190
Black	0
Hispanic	111
Asian	40
Other	0
Native American	0

**Age**
From 65 to 74	138
From 75 to 84	116
85 and over	60
Less than 65	65

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2017

Hypertension	75
High Cholesterol	58
Stroke	16
Ischemic Heart Disease	57
Depression	23
Chronic Kidney Disease	54
Asthma	10
Osteoperosis	11
Atrial Fibrilation	17
Heart Failure	50
Chronic Obstructive Pulmonary Disease	43
Diabetes	53
Dementia	28
Cancer	14

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2018 were hospital care, inpatient care, nursing home care and pulmonary testing.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

blood draw	34
doctor visit	487
hospital care	583
inpatient care	583
nursing home care	274
preventive care	17
pulmonary testing	40
vaccines	17
vascular procedures	22

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	160
Female	176

**Ethnicity**
Non-Hispanic White	170
Black	0
Hispanic	98
Asian	30
Other	0
Native American	0

**Age**
From 65 to 74	141
From 75 to 84	90
85 and over	55
Less than 65	50

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2018

Hypertension	75
High Cholesterol	63
Stroke	17
Ischemic Heart Disease	59
Depression	28
Chronic Kidney Disease	60
Asthma	15
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	51
Chronic Obstructive Pulmonary Disease	41
Diabetes	51
Dementia	26
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2019 were hospital care, inpatient care, nursing home care and pulmonary testing.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

blood draw	41
doctor visit	569
hospital care	345
inpatient care	345
nursing home care	172
preventive care	15
pulmonary testing	68
vaccines	15
vascular procedures	16

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	143
Female	199

**Ethnicity**
Non-Hispanic White	184
Black	26
Hispanic	100
Asian	19
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	103
85 and over	49
Less than 65	42

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2019

Hypertension	75
High Cholesterol	64
Stroke	12
Ischemic Heart Disease	59
Depression	27
Chronic Kidney Disease	56
Asthma	16
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	49
Chronic Obstructive Pulmonary Disease	41
Diabetes	47
Dementia	26
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2020 were hospital care, inpatient care, nursing home care and pulmonary testing.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

doctor visit	385
hospital care	492
inpatient care	492
nursing home care	277
pulmonary testing	34

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	155
Female	188

**Ethnicity**
Non-Hispanic White	182
Black	28
Hispanic	93
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	148
From 75 to 84	110
85 and over	45
Less than 65	40

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2020

Hypertension	75
High Cholesterol	58
Stroke	14
Ischemic Heart Disease	53
Depression	24
Chronic Kidney Disease	50
Asthma	12
Osteoperosis	8
Atrial Fibrilation	15
Heart Failure	44
Chronic Obstructive Pulmonary Disease	33
Diabetes	48
Dementia	28
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2021 were hospital care, inpatient care, nursing home care and vascular procedures.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

doctor visit	467
hospital care	332
inpatient care	332
nursing home care	329
preventive care	18
pulmonary testing	44
vaccines	18
vascular procedures	49

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	137
Female	188

**Ethnicity**
Non-Hispanic White	172
Black	27
Hispanic	91
Asian	24
Other	0
Native American	0

**Age**
From 65 to 74	136
From 75 to 84	110
85 and over	41
Less than 65	38

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2021

Hypertension	75
High Cholesterol	60
Stroke	11
Ischemic Heart Disease	53
Depression	23
Chronic Kidney Disease	47
Asthma	12
Osteoperosis	8
Atrial Fibrilation	14
Heart Failure	43
Chronic Obstructive Pulmonary Disease	32
Diabetes	44
Dementia	21
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2022 were nursing home care, hospital care, inpatient care and vascular procedures.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

doctor visit	532
hospital care	237
inpatient care	237
nursing home care	240
preventive care	13
pulmonary testing	32
vaccines	13
vascular procedures	48

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	142
Female	195

**Ethnicity**
Non-Hispanic White	197
Black	28
Hispanic	73
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	122
85 and over	47
Less than 65	37

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	20
Ischemic Heart Disease	39
Depression	20
Chronic Kidney Disease	33
Asthma	15
Osteoperosis	12
Atrial Fibrilation	27
Heart Failure	38
Chronic Obstructive Pulmonary Disease	37
Diabetes	44
Dementia	14
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2023 were hospital care, inpatient care, nursing home care and pulmonary testing.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

doctor visit	558
hospital care	234
inpatient care	234
nursing home care	162
pulmonary testing	76
vascular procedures	22

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	152
Female	174

**Ethnicity**
Non-Hispanic White	195
Black	23
Hispanic	72
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	122
From 75 to 84	127
85 and over	43
Less than 65	34

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	17
Ischemic Heart Disease	43
Depression	23
Chronic Kidney Disease	37
Asthma	20
Osteoperosis	17
Atrial Fibrilation	29
Heart Failure	42
Chronic Obstructive Pulmonary Disease	36
Diabetes	45
Dementia	18
Cancer	14

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA during 2024 were hospital care, inpatient care, nursing home care and chronic care.

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

chronic care	98
doctor visit	672
hospital care	386
inpatient care	386
nursing home care	172
pulmonary testing	77

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Male	196
Female	200

**Ethnicity**
Non-Hispanic White	229
Black	22
Hispanic	104
Asian	30
Other	0
Native American	0

**Age**
From 65 to 74	157
From 75 to 84	140
85 and over	53
Less than 65	46

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	19
Ischemic Heart Disease	38
Depression	27
Chronic Kidney Disease	40
Asthma	18
Osteoperosis	16
Atrial Fibrilation	28
Heart Failure	39
Chronic Obstructive Pulmonary Disease	38
Diabetes	45
Dementia	14
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Nicolaas Martin Grobler JR., MD for Medicare patients.

The highest averages for the top procedures that Dr. Nicolaas Martin Grobler JR., MD treated as a pulmonologist in Upland, CA were hospital care, inpatient care, nursing home care and chronic care.

aspiration	18
blood draw	60
chronic care	98
doctor visit	615
ear procedures	16
hospital care	663
injections	18
inpatient care	663
nursing home care	226
preventive care	24
pulmonary testing	51
vaccines	24
vascular procedures	38

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD.

**Gender**
Female	211
Male	173

**Ethnicity**
Black / African American	26
Asian / Pacific Islander	21
Non-Hispanic White	192
Native American / Alaskan Native	0
Hispanic	121
Other	0

**Age**
75 to 84	118
85 and over	59
Less than 65	65
65 to 74	141

Average of Total of Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD From 2012 - 2024

The highest averages of the most common conditions of Medicare patients that Dr. Nicolaas Martin Grobler JR., MD treated were hypertension, high cholesterol, ischemic heart disease and diabetes.

Hypertension	69
High Cholesterol	58
Stroke	14
Ischemic Heart Disease	48
Depression	23
Chronic Kidney Disease	45
Asthma	16
Osteoporosis	10
Heart Failure	43
Chronic Obstructive Pulmonary Disease	35
Diabetes	46
Atrial Fibrillation	18
Dementia	22
Cancer	11

Education & Training

He completed residency at Greenwich Hospital. He is certified by the Certification: AMERICAN BOARD OF INTERNAL MEDICINE and has a state license in California.

Residency: Greenwich Hospital (2004)

Board Certification: Certification: AMERICAN BOARD OF INTERNAL MEDICINE

Licensed In: California

Affiliations & Hospitals

Dr. Nicolaas Martin Grobler JR., MD is associated with these hospitals and organizations:

Astrana Health

Casa Colina Hospital and Centers for Healthcare

Montclair Hospital Medical Center

Chino Valley Medical Center

Pomona Valley Hospital Medical Center

Allied Pacific IPA

INLAND PHYSICIANS PULMONARY SERVICES

Alpha Care Medical Group

Ratings & Reviews

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General Payments

These charts describe general payments received by Dr. Nicolaas Martin Grobler JR., MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
GlaxoSmithKline, LLC.	$2,994 TRELEGY ELLIPTA $1,486	NUCALA $787	ANORO $354	BREO $211	TANZEUM $21	Other $134
AstraZeneca Pharmaceuticals LP	$814 FASENRA $403	AIRSUPRA $166	BREZTRI $67	BYDUREON $67	BEVESPI AEROSPHERE $63	Other $48
Novo Nordisk Inc	$657 Tresiba $148	Victoza $139	RYBELSUS $138	Ozempic $118	NovoLog $89	Other $25
Edwards Lifesciences Corporation	$493 $493
Regeneron Healthcare Solutions, Inc.	$396 DUPIXENT $396
Other	$5,365 DUPIXENT $502	CUTAQUIG $267	Adempas $264	AVYCAZ $212	XARELTO $194	Other $3,925

**Types of Payments**
Food and Beverage	$10,090
Education	$368
Travel and Lodging	$236
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$24

Biography

Dr. Nicolaas Grobler specializes in adult critical care and adult pulmonology. He completed his residency training at Greenwich Hospital. Dr. Grobler (or staff) is conversant in Spanish and German. Dr. Grobler's professional affiliations include Astrana Health, Montclair Hospital Medical Center, and Casa Colina Hospital and Centers for Healthcare. He welcomes new patients at his office inUPLAND, CA as reported by Astrana Health.

Select Year:

Dr. Nicolaas Martin Grobler JR., MD

Office Locations

In The News

Noteworthy Medicare Patient Procedures Performed by Dr. Nicolaas Martin Grobler JR., MD in 2024

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. Nicolaas Martin Grobler JR., MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., MD in 2023

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

2024 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Nicolaas Martin Grobler JR., 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. Nicolaas Martin Grobler JR., MD From 2012 - 2024

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

Other Providers in Upland, CA