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Dr. Gharoon Panahi, MD

(3 Ratings)

Specializes in: Adult Rheumatology

Tehran University of Medical Sciences

11180 Warner Avenue Suite 157
Fountain Valley, CA 92708

(714) 825-0891

Dr. Gharoon Panahi, MD is a rheumatologist in Fountain Valley, CA specializing in adult rheumatology. He graduated from Tehran University of Medical Sciences. Dr. Gharoon Panahi, MD is affiliated with Hoag and GHAROON PANAHI MD INC.

Office Locations

Hoag

11180 Warner Avenue Suite 157
Fountain Valley, CA 92708

(714) 825-0891

(714) 825-1641

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In The News

“"Her problem is induced by the silicone, and if she takes it out, there is at least a 50% chance that she will improve," says Dr. Gharoon Panahi, a Westminster rheumatologist.”—"Implant Furor: Health Warning or Hysteria?", Los Angeles Times, January 2025

“"Her problem is induced by the silicone, and if she takes it out, there is at least a 50% chance that she will improve," said Dr. Gharoon Panahi, a Westminster rheumatologist.”—"The Silicone Controversy : Health: Activists take offensive against breast implants, alleging health risks; many doctors, manufacturers say they're alarmists.", Los Angeles Times, August 2024

“"I honestly think they should look at all the silicone implants used in different parts of the body," said Gharoon Panahi, a board-certified rheumatologist who practices in Westminster.”—"Patients Raising Doubts About Silicone Injections : Health: The controversial substance is likely to be hot topic at plastic surgeons convention in Newport Beach.", Los Angeles Times, August 2024

Noteworthy Medicare Patient Procedures Performed by Dr. Gharoon Panahi, MD in 2023

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

Top 25%

By Volume:

major joint aspiration

major joint injection

In 2012, Dr. Gharoon Panahi, MD performed more major joint aspiration, and major joint injection 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. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2012 were injections, blood draw, aspiration and lab tests.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	512
biological response modifier (BRM) therapy	334
blood draw	539
chemotherapy	334
diabetes management	206
doctor visit	2025
hip imaging	35
injections	592
lab tests	348
minimally invasive procedures	334
musculoskeletal imaging	232
preventive care	195
skin testing	27
spinal procedures	33
tuberculosis (TB) testing	27
vaccines	85
X-rays	265

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2013 were injections, aspiration, blood draw and chemotherapy.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	488
biological response modifier (BRM) therapy	330
blood draw	419
chemotherapy	330
diabetes management	197
doctor visit	1867
injections	559
lab tests	320
minimally invasive procedures	330
musculoskeletal imaging	172
preventive care	209
spinal procedures	28
vaccines	103
X-rays	200

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	131
Female	367

**Ethnicity**
Non-Hispanic White	330
Black	0
Hispanic	54
Asian	91
Other	0
Native American	0

**Age**
From 65 to 74	143
From 75 to 84	207
85 and over	83
Less than 65	65

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2013

Hypertension	75
High Cholesterol	65
Stroke	4
Ischemic Heart Disease	37
Depression	18
Chronic Kidney Disease	17
Asthma	13
Osteoperosis	44
Atrial Fibrilation	9
Heart Failure	23
Chronic Obstructive Pulmonary Disease	17
Diabetes	34
Dementia	12
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2014 were injections, aspiration, blood draw and chemotherapy.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	558
biological response modifier (BRM) therapy	292
blood draw	386
chemotherapy	292
diabetes management	166
doctor visit	1813
injections	615
lab tests	285
minimally invasive procedures	292
musculoskeletal imaging	151
preventive care	192
spinal procedures	15
vaccines	106
X-rays	166

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	124
Female	354

**Ethnicity**
Non-Hispanic White	314
Black	0
Hispanic	62
Asian	76
Other	0
Native American	0

**Age**
From 65 to 74	131
From 75 to 84	201
85 and over	91
Less than 65	55

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2014

Hypertension	75
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	38
Depression	23
Chronic Kidney Disease	19
Asthma	13
Osteoperosis	51
Atrial Fibrilation	12
Heart Failure	21
Chronic Obstructive Pulmonary Disease	17
Diabetes	37
Dementia	12
Cancer	7

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2015 were rehabilitation, injections, aspiration and blood draw.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	516
biological response modifier (BRM) therapy	253
blood draw	373
chemotherapy	253
diabetes management	133
doctor visit	1827
injections	540
lab tests	221
minimally invasive procedures	253
musculoskeletal imaging	77
preventive care	123
rehabilitation	828
vaccines	93
vascular procedures	21
X-rays	77

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	240
Female	666

**Ethnicity**
Non-Hispanic White	576
Black	0
Hispanic	116
Asian	150
Other	0
Native American	0

**Age**
From 65 to 74	240
From 75 to 84	356
85 and over	196
Less than 65	114

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2015

Hypertension	75
High Cholesterol	70
Stroke	6
Ischemic Heart Disease	40
Depression	25
Chronic Kidney Disease	25
Asthma	21
Osteoperosis	54
Atrial Fibrilation	11
Heart Failure	20
Chronic Obstructive Pulmonary Disease	16
Diabetes	40
Dementia	15
Cancer	7

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2016 were injections, aspiration, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	379
biological response modifier (BRM) therapy	246
blood draw	199
chemotherapy	246
diabetes management	181
doctor visit	1438
injections	396
lab tests	238
minimally invasive procedures	246
musculoskeletal imaging	59
preventive care	75
rehabilitation	181
vaccines	62
X-rays	59

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	116
Female	307

**Ethnicity**
Non-Hispanic White	273
Black	0
Hispanic	55
Asian	69
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	148
85 and over	99
Less than 65	51

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2016

Hypertension	75
High Cholesterol	70
Stroke	4
Ischemic Heart Disease	41
Depression	21
Chronic Kidney Disease	30
Asthma	25
Osteoperosis	56
Atrial Fibrilation	11
Heart Failure	21
Chronic Obstructive Pulmonary Disease	17
Diabetes	37
Dementia	13
Cancer	9

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2017 were injections, aspiration, blood draw and minimally invasive procedures.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	417
biological response modifier (BRM) therapy	218
blood draw	306
chemotherapy	218
diabetes management	198
doctor visit	1898
injections	448
lab tests	266
minimally invasive procedures	284
musculoskeletal imaging	71
preventive care	15
rehabilitation	111
X-rays	71

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	158
Female	410

**Ethnicity**
Non-Hispanic White	389
Black	0
Hispanic	59
Asian	84
Other	0
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	209
85 and over	116
Less than 65	66

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2017

Hypertension	75
High Cholesterol	63
Stroke	4
Ischemic Heart Disease	36
Depression	23
Chronic Kidney Disease	29
Asthma	15
Osteoperosis	52
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	19
Diabetes	38
Dementia	12
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2018 were aspiration, injections, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	459
biological response modifier (BRM) therapy	253
blood draw	400
chemotherapy	253
diabetes management	261
doctor visit	2546
injections	459
lab tests	321
minimally invasive procedures	421
musculoskeletal imaging	57
X-rays	57

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	157
Female	407

**Ethnicity**
Non-Hispanic White	383
Black	0
Hispanic	60
Asian	84
Other	0
Native American	0

**Age**
From 65 to 74	171
From 75 to 84	214
85 and over	118
Less than 65	61

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2018

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	35
Depression	24
Chronic Kidney Disease	30
Asthma	19
Osteoperosis	53
Atrial Fibrilation	10
Heart Failure	21
Chronic Obstructive Pulmonary Disease	21
Diabetes	39
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2019 were aspiration, injections, blood draw and minimally invasive procedures.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	460
biological response modifier (BRM) therapy	209
blood draw	394
chemotherapy	209
diabetes management	259
doctor visit	2168
injections	460
lab tests	319
minimally invasive procedures	323
rehabilitation	172

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	135
Female	379

**Ethnicity**
Non-Hispanic White	341
Black	0
Hispanic	53
Asian	81
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	196
85 and over	124
Less than 65	48

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2019

Hypertension	75
High Cholesterol	75
Stroke	4
Ischemic Heart Disease	38
Depression	28
Chronic Kidney Disease	33
Asthma	23
Osteoperosis	57
Atrial Fibrilation	13
Heart Failure	24
Chronic Obstructive Pulmonary Disease	21
Diabetes	40
Dementia	13
Cancer	9

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2020 were minimally invasive procedures, aspiration, injections and blood draw.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	243
biological response modifier (BRM) therapy	155
blood draw	171
chemotherapy	155
diabetes management	106
doctor visit	1417
injections	243
lab tests	106
minimally invasive procedures	276

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	111
Female	284

**Ethnicity**
Non-Hispanic White	262
Black	0
Hispanic	44
Asian	57
Other	0
Native American	0

**Age**
From 65 to 74	113
From 75 to 84	142
85 and over	99
Less than 65	41

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2020

Hypertension	75
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	39
Depression	27
Chronic Kidney Disease	35
Asthma	22
Osteoperosis	56
Atrial Fibrilation	13
Heart Failure	24
Chronic Obstructive Pulmonary Disease	16
Diabetes	37
Dementia	11
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2021 were minimally invasive procedures, aspiration, injections and blood draw.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	274
biological response modifier (BRM) therapy	133
blood draw	166
chemotherapy	133
diabetes management	99
doctor visit	1294
injections	274
lab tests	127
minimally invasive procedures	288
preventive care	17
vaccines	17

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	105
Female	293

**Ethnicity**
Non-Hispanic White	259
Black	0
Hispanic	49
Asian	54
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	145
85 and over	96
Less than 65	32

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	3
Ischemic Heart Disease	36
Depression	28
Chronic Kidney Disease	37
Asthma	20
Osteoperosis	55
Atrial Fibrilation	14
Heart Failure	25
Chronic Obstructive Pulmonary Disease	16
Diabetes	38
Dementia	15
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA during 2022 were minimally invasive procedures, aspiration, injections and chemotherapy.

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

aspiration	286
biological response modifier (BRM) therapy	179
blood draw	97
chemotherapy	179
diabetes management	56
doctor visit	1212
injections	286
lab tests	56
minimally invasive procedures	316
rehabilitation	88
vascular procedures	36

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	117
Female	288

**Ethnicity**
Non-Hispanic White	262
Black	0
Hispanic	44
Asian	63
Other	0
Native American	0

**Age**
From 65 to 74	125
From 75 to 84	159
85 and over	94
Less than 65	27

Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	30
Depression	27
Chronic Kidney Disease	26
Asthma	21
Osteoperosis	57
Atrial Fibrilation	18
Heart Failure	17
Chronic Obstructive Pulmonary Disease	20
Diabetes	40
Dementia	11
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Gharoon Panahi, MD for Medicare patients.

The highest averages for the top procedures that Dr. Gharoon Panahi, MD treated as a rheumatologist in Fountain Valley, CA were injections, aspiration, blood draw and minimally invasive procedures.

aspiration	417
biological response modifier (BRM) therapy	236
blood draw	313
chemotherapy	236
diabetes management	169
doctor visit	1773
hip imaging	35
injections	442
lab tests	237
minimally invasive procedures	305
musculoskeletal imaging	117
preventive care	118
rehabilitation	276
skin testing	27
spinal procedures	25
tuberculosis (TB) testing	27
vaccines	77
vascular procedures	28
X-rays	127

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Gharoon Panahi, MD.

**Gender**
Male	126
Female	341

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	73
Non-Hispanic White	308
Hispanic	54
Native American / Alaskan Native	0
Other	0

**Age**
75 to 84	179
85 and over	101
Less than 65	50
65 to 74	136

Average of Total of Conditions of Medicare patients treated by Dr. Gharoon Panahi, MD From 2012 - 2022

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

Hypertension	68
High Cholesterol	64
Stroke	4
Ischemic Heart Disease	33
Depression	22
Chronic Kidney Disease	25
Asthma	17
Osteoporosis	48
Heart Failure	19
Chronic Obstructive Pulmonary Disease	16
Diabetes	34
Atrial Fibrillation	11
Cancer	8
Dementia	11

Education & Training

Dr. Gharoon Panahi, MD graduated from Tehran University of Medical Sciences. He completed residency at Emory University Affiliated Hospitals. He is certified by the American Board of Internal Medicine - Internal Medicine and has a state license in California.

Medical School: Tehran University of Medical Sciences

Residency: Emory University Affiliated Hospitals

Board Certification: American Board of Internal Medicine - Internal Medicine

Licensed In: California

Affiliations & Hospitals

Dr. Gharoon Panahi, MD is associated with these hospitals and organizations:

Hoag

GHAROON PANAHI MD INC

Ratings & Reviews

Dr. Gharoon Panahi, MD has an exceptional overall rating with an average of 5.0 out of 5 stars based on 3 ratings. We collect ratings and reviews of Dr. Gharoon Panahi, MD from all over the web to help you find the right in Fountain Valley, CA.

Overall Rating

(3 Ratings)

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General Payments

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

**Payments by Company**
Janssen Biotech, Inc.	$2,066 SIMPONI ARIA $835	Tremfya $559	STELARA $471	SIMPONI $200
Amgen Inc.	$569 Prolia $319	Enbrel $100	Otezla $97	Tavneos $43	Repatha $9
Pfizer Inc.	$437 PAXLOVID $173	INFLECTRA $155	XELJANZ $109
Celgene Corporation	$295 Otezla $295
Mallinckrodt Hospital Products Inc.	$236 ACTHAR $236
Other	$1,898 ACTHAR $249	Tymlos $150	BENLYSTA $123	XARELTO $119	TALTZ $114	Other $1,144

**Types of Payments**
Food and Beverage	$5,320
Education	$181

Biography

Dr. Gharoon Panahi works as an adult rheumatology. His average rating from his patients is 5.0 stars (out of 5). Dr. Panahi is affiliated with Hoag. Hoag reports that he is not accepting new patients. Before performing his residency at Lloyd Noland Hospital and Health Center and a hospital affiliated with Emory University, Dr. Panahi attended Tehran University of Medical Sciences for medical school.