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Dr. Clan Hyoku Hahn, MD

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Specializes in: Medical Oncology, Adult Oncology and Adult Hematology

Loma Linda University School of Medicine

500 S. Virgil Avenue #502500 S. Virgil Avenue #502 Los
Angeles, CA 90020

(213) 388-0908

Dr. Clan Hyoku Hahn, MD is a medical oncologist in Angeles, CA specializing in medical oncology, adult oncology and adult hematology. He graduated from Loma Linda University School of Medicine. Dr. Clan Hyoku Hahn, MD is affiliated with PIH Health and AHMC Healthcare.

Office Locations

500 S. Virgil Avenue #502500 S. Virgil Avenue #502 Los
Angeles, CA 90020

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PIH Health

520 S Virgil Avenue #306
Los Angeles, CA 90020

(213) 277-1700

(213) 277-1817

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6301 Beach Boulevard #204 Buena
Park, CA 90621

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Noteworthy Medicare Patient Procedures Performed by Dr. Clan Hyoku Hahn, MD in 2024

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

Top 5%

By Volume:

inpatient hospital care

By Affordability:

biological response modifier therapy

chemotherapy

intravenous infusion therapy

intravenous chemotherapy

In 2024, among providers in related specialties within California, Dr. Clan Hyoku Hahn, MD performed more inpatient hospital care (for patient admitted to hospital) procedures for Medicare patients than 95% of them and he also had a list price for biological response modifier (BRM) therapy, chemotherapy, intravenous infusion therapy, and intravenous (IV) chemotherapy 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 25%

By Affordability:

blood draw

blood draw for lab tests

hospital care

inpatient care

inpatient hospital care

intravenous infusion

minimally invasive procedures

phlebotomy for lab tests

venipuncture

In 2012, Dr. Clan Hyoku Hahn, MD had a list price for blood draw, blood draw for lab tests, hospital care, inpatient care, inpatient hospital care (for patient admitted to hospital), intravenous (IV) infusion, minimally invasive procedures, phlebotomy for lab tests, and venipuncture (phlebotomy) that was lower than the list prices billed to Medicare by 75% of providers in related specialties within California. 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. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2012 were blood draw, lab tests, hospital care and inpatient care.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	787
blood draw	2967
chemotherapy	787
doctor visit	3665
hospital care	2418
inpatient care	2358
lab tests	2553
minimally invasive procedures	862
port flush	39

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2013 were blood draw, lab tests, hospital care and inpatient care.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	512
blood draw	2401
chemotherapy	512
doctor visit	2807
hospital care	932
inpatient care	899
lab tests	2348
minimally invasive procedures	512
port flush	75

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	254
Female	351

**Ethnicity**
Non-Hispanic White	26
Black	14
Hispanic	57
Asian	493
Other	0
Native American	0

**Age**
From 65 to 74	224
From 75 to 84	254
85 and over	88
Less than 65	39

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2013

Hypertension	75
High Cholesterol	55
Stroke	8
Ischemic Heart Disease	54
Depression	16
Chronic Kidney Disease	35
Asthma	10
Osteoperosis	29
Atrial Fibrilation	12
Heart Failure	28
Chronic Obstructive Pulmonary Disease	20
Diabetes	65
Dementia	23
Cancer	42

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2014 were lab tests, blood draw, hospital care and inpatient care.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	284
blood draw	1485
chemotherapy	284
doctor visit	2487
hospital care	954
inpatient care	954
lab tests	2037
minimally invasive procedures	284

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	211
Female	358

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	24
Asian	510
Other	22
Native American	0

**Age**
From 65 to 74	206
From 75 to 84	253
85 and over	85
Less than 65	25

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2014

Hypertension	75
High Cholesterol	54
Stroke	4
Ischemic Heart Disease	47
Depression	13
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	27
Atrial Fibrilation	11
Heart Failure	23
Chronic Obstructive Pulmonary Disease	15
Diabetes	62
Dementia	22
Cancer	45

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2015 were lab tests, hospital care, inpatient care and blood draw.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	285
blood draw	1178
chemotherapy	285
doctor visit	2184
hospital care	1353
inpatient care	1316
lab tests	1473
minimally invasive procedures	285

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	488
Female	728

**Ethnicity**
Non-Hispanic White	32
Black	0
Hispanic	82
Asian	1028
Other	44
Native American	0

**Age**
From 65 to 74	396
From 75 to 84	534
85 and over	222
Less than 65	64

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2015

Hypertension	75
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	51
Depression	17
Chronic Kidney Disease	42
Asthma	12
Osteoperosis	23
Atrial Fibrilation	12
Heart Failure	27
Chronic Obstructive Pulmonary Disease	20
Diabetes	66
Dementia	25
Cancer	50

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2016 were hospital care, inpatient care, blood draw and chemotherapy.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	312
blood draw	458
chemotherapy	312
doctor visit	2281
hospital care	1531
inpatient care	1531
minimally invasive procedures	312

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	236
Female	350

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	37
Asian	500
Other	30
Native American	0

**Age**
From 65 to 74	177
From 75 to 84	263
85 and over	118
Less than 65	28

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2016

Hypertension	75
High Cholesterol	60
Stroke	7
Ischemic Heart Disease	53
Depression	16
Chronic Kidney Disease	52
Asthma	22
Osteoperosis	20
Atrial Fibrilation	12
Heart Failure	34
Chronic Obstructive Pulmonary Disease	23
Diabetes	62
Dementia	25
Cancer	49

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2017 were hospital care, inpatient care, blood draw and chemotherapy.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	310
blood draw	385
chemotherapy	310
doctor visit	2508
hospital care	1433
inpatient care	1416
minimally invasive procedures	310

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	226
Female	333

**Ethnicity**
Non-Hispanic White	22
Black	0
Hispanic	48
Asian	448
Other	26
Native American	0

**Age**
From 65 to 74	163
From 75 to 84	252
85 and over	113
Less than 65	31

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2017

Hypertension	75
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	62
Depression	19
Chronic Kidney Disease	56
Asthma	9
Osteoperosis	21
Atrial Fibrilation	12
Heart Failure	37
Chronic Obstructive Pulmonary Disease	20
Diabetes	64
Dementia	26
Cancer	51

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2018 were hospital care, inpatient care, blood draw and chemotherapy.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	57
blood draw	275
chemotherapy	57
doctor visit	1772
hospital care	1238
inpatient care	1238
minimally invasive procedures	57

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	176
Female	279

**Ethnicity**
Non-Hispanic White	18
Black	0
Hispanic	32
Asian	370
Other	22
Native American	0

**Age**
From 65 to 74	136
From 75 to 84	198
85 and over	100
Less than 65	21

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2018

Hypertension	75
High Cholesterol	69
Stroke	6
Ischemic Heart Disease	58
Depression	23
Chronic Kidney Disease	59
Asthma	9
Osteoperosis	25
Atrial Fibrilation	15
Heart Failure	37
Chronic Obstructive Pulmonary Disease	24
Diabetes	67
Dementia	29
Cancer	41

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2019 were hospital care and inpatient care.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

doctor visit	1499
hospital care	944
inpatient care	944

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	150
Female	263

**Ethnicity**
Non-Hispanic White	16
Black	0
Hispanic	31
Asian	335
Other	20
Native American	0

**Age**
From 65 to 74	118
From 75 to 84	176
85 and over	105
Less than 65	14

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2019

Hypertension	75
High Cholesterol	73
Stroke	8
Ischemic Heart Disease	58
Depression	23
Chronic Kidney Disease	56
Asthma	8
Osteoperosis	27
Atrial Fibrilation	14
Heart Failure	35
Chronic Obstructive Pulmonary Disease	20
Diabetes	68
Dementia	28
Cancer	42

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2020 were hospital care and inpatient care.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

doctor visit	952
hospital care	567
inpatient care	567

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	146
Female	225

**Ethnicity**
Non-Hispanic White	17
Black	0
Hispanic	29
Asian	299
Other	0
Native American	0

**Age**
From 65 to 74	112
From 75 to 84	150
85 and over	96
Less than 65	13

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2020

Hypertension	75
High Cholesterol	70
Stroke	7
Ischemic Heart Disease	65
Depression	22
Chronic Kidney Disease	56
Asthma	6
Osteoperosis	26
Atrial Fibrilation	13
Heart Failure	38
Chronic Obstructive Pulmonary Disease	16
Diabetes	71
Dementia	27
Cancer	42

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2021 were hospital care and inpatient care.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

doctor visit	1166
hospital care	241
inpatient care	241

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	118
Female	177

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	21
Asian	248
Other	0
Native American	0

**Age**
From 65 to 74	86
From 75 to 84	125
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2021

Hypertension	75
High Cholesterol	75
Stroke	5
Ischemic Heart Disease	65
Depression	22
Chronic Kidney Disease	58
Asthma	7
Osteoperosis	23
Atrial Fibrilation	15
Heart Failure	37
Chronic Obstructive Pulmonary Disease	16
Diabetes	75
Dementia	28
Cancer	42

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2022 were hospital care, inpatient care, blood draw and chemotherapy.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	98
blood draw	537
chemotherapy	98
doctor visit	781
hospital care	948
inpatient care	948
minimally invasive procedures	98

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	133
Female	185

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	22
Asian	260
Other	23
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	132
85 and over	95
Less than 65	0

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	12
Ischemic Heart Disease	45
Depression	25
Chronic Kidney Disease	38
Asthma	10
Osteoperosis	36
Atrial Fibrilation	25
Heart Failure	32
Chronic Obstructive Pulmonary Disease	27
Diabetes	75
Dementia	23
Cancer	49

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2023 were hospital care, inpatient care, blood draw and chemotherapy.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	220
blood draw	677
chemotherapy	220
doctor visit	1184
hospital care	943
inpatient care	943
minimally invasive procedures	220

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	111
Female	161

**Ethnicity**
Non-Hispanic White	11
Black	0
Hispanic	0
Asian	231
Other	17
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	122
85 and over	74
Less than 65	0

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2023

Hypertension	75
High Cholesterol	75
Stroke	14
Ischemic Heart Disease	42
Depression	25
Chronic Kidney Disease	42
Asthma	11
Osteoperosis	28
Atrial Fibrilation	26
Heart Failure	28
Chronic Obstructive Pulmonary Disease	25
Diabetes	70
Dementia	26
Cancer	49

Medicare Procedure and Patient Information

2024 Medicare Procedure Volume

The top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA during 2024 were hospital care, inpatient care, blood draw and chemotherapy.

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

biological response modifier (BRM) therapy	95
blood draw	496
chemotherapy	95
doctor visit	815
hospital care	869
inpatient care	869
minimally invasive procedures	95

2024 Medicare Patient Data

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	114
Female	147

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	228
Other	13
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	114
85 and over	88
Less than 65	0

Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD in 2024

Hypertension	75
High Cholesterol	75
Stroke	15
Ischemic Heart Disease	42
Depression	25
Chronic Kidney Disease	46
Asthma	14
Osteoperosis	34
Atrial Fibrilation	24
Heart Failure	33
Chronic Obstructive Pulmonary Disease	31
Diabetes	69
Dementia	30
Cancer	42

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2024

Volume of procedures performed by Dr. Clan Hyoku Hahn, MD for Medicare patients.

The highest averages for the top procedures that Dr. Clan Hyoku Hahn, MD treated as a medical oncologist in Angeles, CA were lab tests, hospital care, inpatient care and blood draw.

biological response modifier (BRM) therapy	296
blood draw	1085
chemotherapy	296
doctor visit	1853
hospital care	1105
inpatient care	1094
lab tests	2102
minimally invasive procedures	303

Average Medicare Patient Data From 2012 - 2024

Information about Medicare patients treated by Dr. Clan Hyoku Hahn, MD.

**Gender**
Male	181
Female	273

**Ethnicity**
Black / African American	1
Asian / Pacific Islander	380
Non-Hispanic White	10
Hispanic	29
Native American / Alaskan Native	0
Other	16

**Age**
75 to 84	197
85 and over	91
Less than 65	18
65 to 74	124

Average of Total of Conditions of Medicare patients treated by Dr. Clan Hyoku Hahn, MD From 2012 - 2024

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

Hypertension	69
High Cholesterol	61
Stroke	7
Ischemic Heart Disease	49
Depression	18
Chronic Kidney Disease	43
Asthma	9
Osteoporosis	24
Heart Failure	29
Chronic Obstructive Pulmonary Disease	19
Diabetes	62
Atrial Fibrillation	14
Cancer	41
Dementia	24

Education & Training

Dr. Clan Hyoku Hahn, MD graduated from Loma Linda University School of Medicine. He completed residency at White Memorial Medical Center. He is certified by the Board Certification: Medical Oncology and has a state license in California.

Medical School: Loma Linda University School of Medicine

Residency: White Memorial Medical Center

Board Certification: Board Certification: Medical Oncology

Licensed In: California

Affiliations & Hospitals

Dr. Clan Hyoku Hahn, MD is associated with these hospitals and organizations:

PIH Health

AHMC Healthcare

Ratings & Reviews

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General Payments

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

**Payments by Company**
E.R. Squibb & Sons, L.L.C.	$2,825 OPDIVO $1,963	SPRYCEL $253	EMPLICITI $177	YERVOY $158	OPDUALAG $96	Other $178
Novartis Pharmaceuticals Corporation	$1,956 AFINITOR $574	PROMACTA $402	TASIGNA $398	NON BRAND $176	Exjade $101	Other $306
Genentech USA, Inc.	$1,875 Avastin $730	TARCEVA $379	TECENTRIQ $198	Kadcyla $148	Alecensa $99	Other $320
Celgene Corporation	$1,632 Revlimid $739	Abraxane $393	Reblozyl $244	Pomalyst $143	$113
Pfizer Inc.	$1,541 IBRANCE $388	TALZENNA $221	SUTENT $212	BOSULIF $178	XALKORI $158	Other $384
Other	$13,310 Cabometyx $610	NINLARO $597	JAKAFI $571	KEYTRUDA $569	XGEVA $546	Other $10,417

**Types of Payments**
Food and Beverage	$22,416
Education	$724

Biography

Dr. Clan Hahn practices adult hematology, adult oncology, and medical oncology. Dr. Hahn is conversant in Korean. His professional affiliations include PIH Health Good Samaritan Hospital and AHMC Healthcare. He graduated from Loma Linda University School of Medicine and then he performed his residency at White Memorial Medical Center.