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Dr. Kelly Khai Li Yap, MD

Accepting New Patients

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Specializes in: Medical Oncology, Adult Oncology and Adult Hematology

209 FAIR OAKS AVENUE
SOUTH PASADENA, CA 91030

(626) 396-2900

Dr. Kelly Khai Li Yap, MD is a medical oncologist in SOUTH PASADENA, CA specializing in medical oncology, adult oncology and adult hematology. Dr. Kelly Khai Li Yap, MD is affiliated with Keck Medical Center of USC, USC Arcadia Hospital and CITY OF HOPE MEDICAL FOUNDATION.

Office Locations

USC Arcadia Hospital

209 FAIR OAKS AVENUE
SOUTH PASADENA, CA 91030

(626) 396-2900

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301 W Huntington Drive Suite 400
Arcadia, CA 91007

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Keck Medical Center of USC

1441 Eastlake Avenue
Los Angeles, CA 90033

1-800-872-2273

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1500 San Pablo Street
Los Angeles, CA 90033

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Noteworthy Medicare Patient Procedures Performed by Dr. Kelly Khai Li Yap, MD in 2023

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

Top 25%

By Volume:

minimally invasive procedures

In 2013, Dr. Kelly Khai Li Yap, MD performed more minimally invasive procedures procedures for Medicare patients than 75% of providers in related specialties within California.

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

doctor visit	61

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	13
Female	38

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

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

Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD in 2017

The most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated during 2017 were cancer, hypertension, chronic kidney disease and high cholesterol.

Hypertension	67
High Cholesterol	41
Stroke	0
Ischemic Heart Disease	24
Depression	0
Chronic Kidney Disease	45
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	39
Dementia	0
Cancer	73

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Kelly Khai Li Yap, MD treated as a medical oncologist in SOUTH PASADENA, CA during 2018 were hospital care and inpatient care.

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

doctor visit	114
hospital care	19
inpatient care	19

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	18
Female	34

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

**Age**
From 65 to 74	34
From 75 to 84	0
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD in 2018

The most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated during 2018 were high cholesterol, hypertension, cancer and diabetes.

Hypertension	73
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	31
Depression	33
Chronic Kidney Disease	40
Asthma	0
Osteoperosis	0
Atrial Fibrilation	21
Heart Failure	23
Chronic Obstructive Pulmonary Disease	0
Diabetes	42
Dementia	0
Cancer	71

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Kelly Khai Li Yap, MD treated as a medical oncologist in SOUTH PASADENA, CA during 2019 were hospital care, inpatient care, minimally invasive procedures and chemotherapy.

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

biological response modifier (BRM) therapy	79
chemotherapy	79
doctor visit	340
hospital care	233
inpatient care	233
minimally invasive procedures	112

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	139
Female	178

**Ethnicity**
Non-Hispanic White	163
Black	24
Hispanic	60
Asian	58
Other	12
Native American	0

**Age**
From 65 to 74	147
From 75 to 84	99
85 and over	40
Less than 65	31

Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD in 2019

The most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated during 2019 were hypertension, high cholesterol, chronic kidney disease and ischemic heart disease.

Hypertension	75
High Cholesterol	64
Stroke	5
Ischemic Heart Disease	50
Depression	26
Chronic Kidney Disease	53
Asthma	9
Osteoperosis	18
Atrial Fibrilation	13
Heart Failure	29
Chronic Obstructive Pulmonary Disease	22
Diabetes	42
Dementia	17
Cancer	49

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Kelly Khai Li Yap, MD treated as a medical oncologist in SOUTH PASADENA, CA during 2020 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

biological response modifier (BRM) therapy	198
chemotherapy	198
doctor visit	375
hospital care	239
inpatient care	239
minimally invasive procedures	249

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	85
Female	143

**Ethnicity**
Non-Hispanic White	99
Black	0
Hispanic	37
Asian	73
Other	0
Native American	0

**Age**
From 65 to 74	103
From 75 to 84	82
85 and over	24
Less than 65	19

Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD in 2020

The most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated during 2020 were hypertension, high cholesterol, cancer and chronic kidney disease.

Hypertension	74
High Cholesterol	62
Stroke	8
Ischemic Heart Disease	43
Depression	27
Chronic Kidney Disease	46
Asthma	7
Osteoperosis	23
Atrial Fibrilation	11
Heart Failure	31
Chronic Obstructive Pulmonary Disease	21
Diabetes	40
Dementia	19
Cancer	54

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Kelly Khai Li Yap, MD treated as a medical oncologist in SOUTH PASADENA, CA during 2021 were minimally invasive procedures, hospital care, inpatient care and chemotherapy.

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

biological response modifier (BRM) therapy	154
chemotherapy	154
doctor visit	339
hospital care	161
inpatient care	161
minimally invasive procedures	211

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	62
Female	156

**Ethnicity**
Non-Hispanic White	103
Black	0
Hispanic	32
Asian	69
Other	0
Native American	0

**Age**
From 65 to 74	105
From 75 to 84	68
85 and over	29
Less than 65	16

Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD in 2021

The most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated during 2021 were hypertension, high cholesterol, cancer and chronic kidney disease.

Hypertension	72
High Cholesterol	66
Stroke	8
Ischemic Heart Disease	39
Depression	23
Chronic Kidney Disease	44
Asthma	8
Osteoperosis	28
Atrial Fibrilation	9
Heart Failure	28
Chronic Obstructive Pulmonary Disease	17
Diabetes	39
Dementia	16
Cancer	58

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Kelly Khai Li Yap, MD treated as a medical oncologist in SOUTH PASADENA, CA during 2022 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

biological response modifier (BRM) therapy	275
chemotherapy	275
doctor visit	630
hormone therapy	86
hospital care	98
inpatient care	98
minimally invasive procedures	345
port flush	21

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	98
Female	270

**Ethnicity**
Non-Hispanic White	177
Black	0
Hispanic	49
Asian	115
Other	14
Native American	0

**Age**
From 65 to 74	169
From 75 to 84	129
85 and over	45
Less than 65	25

Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD in 2022

The most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated during 2022 were high cholesterol, hypertension, cancer and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	31
Depression	22
Chronic Kidney Disease	28
Asthma	14
Osteoperosis	35
Atrial Fibrilation	15
Heart Failure	19
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	8
Cancer	64

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Kelly Khai Li Yap, MD treated as a medical oncologist in SOUTH PASADENA, CA during 2023 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

biological response modifier (BRM) therapy	296
chemotherapy	296
doctor visit	723
hormone therapy	73
hospital care	160
inpatient care	160
minimally invasive procedures	401
port flush	16

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	118
Female	324

**Ethnicity**
Non-Hispanic White	211
Black	21
Hispanic	54
Asian	139
Other	0
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	159
85 and over	61
Less than 65	18

Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD in 2023

The most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated during 2023 were high cholesterol, hypertension, cancer and diabetes.

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	30
Depression	19
Chronic Kidney Disease	31
Asthma	10
Osteoperosis	36
Atrial Fibrilation	16
Heart Failure	18
Chronic Obstructive Pulmonary Disease	23
Diabetes	41
Dementia	9
Cancer	65

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2017 - 2023

Volume of procedures performed by Dr. Kelly Khai Li Yap, MD for Medicare patients.

The highest averages for the top procedures that Dr. Kelly Khai Li Yap, MD treated as a medical oncologist in SOUTH PASADENA, CA were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hospital care.

biological response modifier (BRM) therapy	200
chemotherapy	200
doctor visit	368
hormone therapy	79
hospital care	151
inpatient care	151
minimally invasive procedures	263

Average Medicare Patient Data From 2017 - 2023

Information about Medicare patients treated by Dr. Kelly Khai Li Yap, MD.

**Gender**
Male	76
Female	163

**Ethnicity**
Black / African American	6
Asian / Pacific Islander	64
Non-Hispanic White	118
Native American / Alaskan Native	0
Hispanic	33
Other	3

**Age**
75 to 84	76
85 and over	28
Less than 65	15
65 to 74	112

Average of Total of Conditions of Medicare patients treated by Dr. Kelly Khai Li Yap, MD From 2017 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Kelly Khai Li Yap, MD treated were hypertension, high cholesterol, cancer and chronic kidney disease.

Hypertension	73
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	35
Depression	21
Chronic Kidney Disease	41
Asthma	6
Osteoporosis	20
Heart Failure	21
Chronic Obstructive Pulmonary Disease	15
Diabetes	40
Atrial Fibrillation	12
Cancer	62
Dementia	9

Education & Training

She has a state license in California.

Licensed In: California

Affiliations & Hospitals

Dr. Kelly Khai Li Yap, MD is associated with these hospitals and organizations:

Keck Medical Center of USC

USC Arcadia Hospital

CITY OF HOPE MEDICAL FOUNDATION

Insurance Information

Please note: Insurance information may change at any time, and the provider may accept your insurance plan even if it is not listed below. Please contact the provider's office to confirm that your insurance is accepted.

Dr. Kelly Khai Li Yap, MD appears to accept the following insurance providers: Humana ChoiceCare Network, Great-West Healthcare, Blue Shield of California, MultiPlan, TriWest, United Healthcare, Interplan, Aetna, Medicare, Coventry, Cigna, GEHA, Anthem, First Health, Private Healthcare Systems (PHCS), Beech Street, PacifiCare, Health Net, Brand New Day, Marian Health Services, Watchtower, Health Net Covered California, Kern Health Systems, Laundry and Dry Cleaning Workers Health & Welfare, USC Network, Take Care (GUAM), Union Roofers Health & Welfare Fund, Blue Shield Covered California, Presbyterian Intercommunity Hospital, NEXT and Health Plans of Nevada.

Insurance Accepted by Provider includes:

According to our sources, Dr. Kelly Khai Li Yap, MD accepts the following insurance providers:

Humana ChoiceCare Network

Great-West Healthcare

Blue Shield of California

MultiPlan

TriWest

United Healthcare

Interplan

Aetna

Medicare

Coventry

Cigna

GEHA

Anthem

First Health

Private Healthcare Systems (PHCS)

Beech Street

PacifiCare

Health Net

Brand New Day

Marian Health Services

Watchtower

Health Net Covered California

Kern Health Systems

Laundry and Dry Cleaning Workers Health & Welfare

USC Network

Take Care (GUAM)

Union Roofers Health & Welfare Fund

Blue Shield Covered California

Presbyterian Intercommunity Hospital

Health Plans of Nevada

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General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$644 KISQALI $199	NON BRAND $125	PIQRAY $21	$299
Amgen Inc.	$326 Vectibix $88	Prolia $62	XGEVA $52	LUMAKRAS $28	Kyprolis $25	Other $69
Genentech USA, Inc.	$313 Kadcyla $133	TECENTRIQ $61	$119
Astellas Pharma US Inc	$278 XTANDI $95	PADCEV $15	$169
Novocure GmbH	$200 $200
Other	$1,120 PROVENGE $194	Xofigo $128	XTANDI $63	OPDIVO $53	Erleada $51	Other $631

**Types of Payments**
Food and Beverage	$1,886
Long term medical supply or device loan	$498
Education	$298
Honoraria	$200

Research Payments

Dr. Kelly Khai Li Yap, MD has received 7 research payments totaling $991.

Biography

Dr. Kelly Yap is an adult hematology, adult oncology, and medical oncology specialist. Dr. Yap is affiliated with USC Arcadia Hospital. She welcomes new patients at her office inSouth Pasadena, CA as reported by Doctor.com.