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Dr. Rena Desai Callahan, MD

Accepting New Patients

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Specializes in: Medical Oncology, Adult Oncology, Adult Hematology and Surgical Oncology (Cancer Surgery)

University of Pennsylvania School of Medicine (2004)

Professional interests include: breast cancer, metastatic breast cancer, male breast cancer

2336 Santa Monica Boulevard Suite 304
Santa Monica, CA 90404

(310) 998-4747

Dr. Rena Desai Callahan, MD is a medical oncologist in Santa Monica, CA specializing in medical oncology, adult oncology, adult hematology and surgical oncology (cancer surgery). She graduated from University of Pennsylvania School of Medicine in 2004 and has 21 years of experience. Dr. Rena Desai Callahan, MD is affiliated with Ronald Reagan UCLA Medical Center, UCLA Health, UCLA Santa Monica Medical Center and THE REGENTS OF THE UNIVERSITY OF CALIFORNIA.

Office Locations

Address:

2336 Santa Monica Boulevard Suite 304
Santa Monica, CA 90404

Address:

27235 Tourney Road Suite 2400
Valencia, CA 91355

In The News (see more mentions in the news)

“Following Dr. Slamon's presentation, an impressive panel of UCLA physicians took the stage to delve deeper into the intricacies of cancer care, including Dr. Alexander Black, Dr. Rena Callahan, Dr....”—"Teresa Todd | Shedding Light on Cancer", Santa Clarita Valley Signal, April 2024

“Dr. Rena Callahan, a member of the UCLA Hematology-Oncology Department and Crawford's personal doctor, accredits Crawford's presence, and that of many others living with MBC, to the advances in...”—"METAvivor Met Gala brights light to an invisible disease", Santa Clarita Valley Signal, September 2023

“Dr. Rena Callahan, of the UCLA Hematology-Oncology Department, will be the keynote speaker.”—"METAvivor 2nd Annual Met Gala set for Sept. 9", Santa Clarita Valley Signal, August 2023

biological response modifier (BRM) therapy	132
blood draw	247
chemotherapy	132
doctor visit	740
hospital care	282
inpatient care	282
lab tests	194
minimally invasive procedures	132

**Gender**
Male	95
Female	234

**Ethnicity**
Non-Hispanic White	221
Black	27
Hispanic	46
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	137
From 75 to 84	107
85 and over	42
Less than 65	43

Hypertension	73
High Cholesterol	55
Stroke	7
Ischemic Heart Disease	41
Depression	36
Chronic Kidney Disease	39
Asthma	9
Osteoperosis	16
Atrial Fibrilation	14
Heart Failure	30
Chronic Obstructive Pulmonary Disease	20
Diabetes	32
Dementia	17
Cancer	53

biological response modifier (BRM) therapy	169
blood draw	357
chemotherapy	169
doctor visit	848
hospital care	139
inpatient care	139
lab tests	564
minimally invasive procedures	169

**Gender**
Male	77
Female	243

**Ethnicity**
Non-Hispanic White	227
Black	27
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	146
From 75 to 84	89
85 and over	42
Less than 65	43

Hypertension	71
High Cholesterol	51
Stroke	9
Ischemic Heart Disease	33
Depression	33
Chronic Kidney Disease	31
Asthma	10
Osteoperosis	18
Atrial Fibrilation	13
Heart Failure	24
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Dementia	12
Cancer	56

biological response modifier (BRM) therapy	172
blood draw	315
chemotherapy	172
doctor visit	883
hospital care	225
inpatient care	225
lab tests	611
minimally invasive procedures	196
port flush	18

**Gender**
Male	206
Female	502

**Ethnicity**
Non-Hispanic White	514
Black	52
Hispanic	74
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	346
From 75 to 84	188
85 and over	86
Less than 65	88

Hypertension	70
High Cholesterol	52
Stroke	10
Ischemic Heart Disease	34
Depression	27
Chronic Kidney Disease	38
Asthma	15
Osteoperosis	16
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	17
Diabetes	27
Dementia	14
Cancer	51

biological response modifier (BRM) therapy	144
blood draw	386
chemotherapy	144
doctor visit	858
hormone therapy	63
hospital care	246
inpatient care	246
lab tests	729
minimally invasive procedures	172

**Gender**
Male	126
Female	318

**Ethnicity**
Non-Hispanic White	325
Black	24
Hispanic	49
Asian	28
Other	0
Native American	0

**Age**
From 65 to 74	229
From 75 to 84	115
85 and over	42
Less than 65	58

Hypertension	68
High Cholesterol	51
Stroke	9
Ischemic Heart Disease	36
Depression	30
Chronic Kidney Disease	35
Asthma	17
Osteoperosis	16
Atrial Fibrilation	10
Heart Failure	22
Chronic Obstructive Pulmonary Disease	15
Diabetes	26
Dementia	12
Cancer	58

biological response modifier (BRM) therapy	179
blood draw	498
chemotherapy	179
doctor visit	1097
hormone therapy	135
hospital care	197
inpatient care	197
lab tests	705
minimally invasive procedures	226

**Gender**
Male	98
Female	358

**Ethnicity**
Non-Hispanic White	347
Black	20
Hispanic	44
Asian	27
Other	18
Native American	0

**Age**
From 65 to 74	227
From 75 to 84	132
85 and over	47
Less than 65	50

Hypertension	68
High Cholesterol	45
Stroke	7
Ischemic Heart Disease	31
Depression	30
Chronic Kidney Disease	34
Asthma	11
Osteoperosis	19
Atrial Fibrilation	13
Heart Failure	20
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	11
Cancer	61

biological response modifier (BRM) therapy	188
blood draw	427
chemotherapy	188
doctor visit	1055
hormone therapy	95
hospital care	113
inpatient care	113
lab tests	477
minimally invasive procedures	180
port flush	13

**Gender**
Male	84
Female	358

**Ethnicity**
Non-Hispanic White	331
Black	26
Hispanic	37
Asian	34
Other	14
Native American	0

**Age**
From 65 to 74	229
From 75 to 84	112
85 and over	42
Less than 65	59

Hypertension	61
High Cholesterol	53
Stroke	4
Ischemic Heart Disease	28
Depression	28
Chronic Kidney Disease	33
Asthma	10
Osteoperosis	19
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Dementia	10
Cancer	69

biological response modifier (BRM) therapy	138
blood draw	321
chemotherapy	138
doctor visit	1019
hormone therapy	87
hospital care	119
inpatient care	119
lab tests	463
minimally invasive procedures	203

**Gender**
Male	64
Female	317

**Ethnicity**
Non-Hispanic White	287
Black	17
Hispanic	30
Asian	31
Other	0
Native American	0

**Age**
From 65 to 74	189
From 75 to 84	110
85 and over	38
Less than 65	44

Hypertension	58
High Cholesterol	50
Stroke	4
Ischemic Heart Disease	25
Depression	25
Chronic Kidney Disease	30
Asthma	9
Osteoperosis	21
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	11
Cancer	71

biological response modifier (BRM) therapy	186
blood draw	295
chemotherapy	186
doctor visit	1058
hormone therapy	102
hospital care	49
inpatient care	49
lab tests	440
minimally invasive procedures	263
preventive care	12
vaccines	12

**Gender**
Male	59
Female	323

**Ethnicity**
Non-Hispanic White	290
Black	14
Hispanic	26
Asian	34
Other	18
Native American	0

**Age**
From 65 to 74	204
From 75 to 84	105
85 and over	31
Less than 65	42

Hypertension	55
High Cholesterol	47
Stroke	4
Ischemic Heart Disease	23
Depression	25
Chronic Kidney Disease	27
Asthma	9
Osteoperosis	24
Atrial Fibrilation	6
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	25
Dementia	9
Cancer	72

biological response modifier (BRM) therapy	422
blood draw	544
chemotherapy	422
doctor visit	2415
hormone therapy	397
hospital care	147
inpatient care	147
lab tests	978
minimally invasive procedures	593
port flush	14

Average Medicare Procedure Volume From 2013 - 2021

Volume of procedures performed by Dr. Rena Desai Callahan, MD for Medicare patients.

The highest averages for the top procedures that Dr. Rena Desai Callahan, MD treated as a medical oncologist in Santa Monica, CA were lab tests, blood draw, minimally invasive procedures and chemotherapy.

biological response modifier (BRM) therapy	193
blood draw	376
chemotherapy	193
doctor visit	1108
hormone therapy	146
hospital care	168
inpatient care	168
lab tests	576
minimally invasive procedures	237
preventive care	12
vaccines	12

Average Medicare Patient Data From 2013 - 2021

Information about Medicare patients treated by Dr. Rena Desai Callahan, MD.

**Gender**
Female	265
Male	80

**Ethnicity**
Black / African American	20
Asian / Pacific Islander	15
Non-Hispanic White	254
Native American / Alaskan Native	0
Hispanic	34
Other	5

**Age**
85 and over	37
75 to 84	95
Less than 65	42
65 to 74	170

Average of Total of Conditions of Medicare patients treated by Dr. Rena Desai Callahan, MD From 2013 - 2021

The highest averages of the most common conditions of Medicare patients that Dr. Rena Desai Callahan, MD treated were hypertension, cancer, high cholesterol and chronic kidney disease.

Hypertension	52
High Cholesterol	40
Stroke	5
Ischemic Heart Disease	25
Depression	23
Chronic Kidney Disease	26
Asthma	9
Osteoporosis	14
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Atrial Fibrillation	8
Cancer	49
Dementia	9

Education & Training

Dr. Rena Desai Callahan, MD graduated from University of Pennsylvania School of Medicine in 2004. She completed residency at Internship: Medicine, UCLA School of Medicine. She has a state license in California.

Medical School: University of Pennsylvania School of Medicine (2004)

Residency: Internship: Medicine, UCLA School of Medicine (2007)

Licensed In: California

Affiliations & Hospitals

Dr. Rena Desai Callahan, MD is associated with these hospitals and organizations:

Ronald Reagan UCLA Medical Center

UCLA Health

UCLA Santa Monica Medical Center

THE REGENTS OF THE UNIVERSITY OF CALIFORNIA

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. Rena Desai Callahan, MD appears to accept the following insurance providers: Cigna, TRICARE, Private Healthcare Systems (PHCS), Aetna, Blue Shield of California, MultiPlan, UnitedHealthcare, Anthem, Medicare Advantage, Prime Health, First Health, HealthSmart, Centivo, Health Net of California, UFCM Health System and L.A. Care.

Insurance Accepted by Provider includes:

According to our sources, Dr. Rena Desai Callahan, MD accepts the following insurance providers:

Cigna

TRICARE

Private Healthcare Systems (PHCS)

Aetna

Blue Shield of California

MultiPlan

UnitedHealthcare

Anthem

Medicare Advantage

Prime Health

First Health

HealthSmart

Centivo

Health Net of California

UFCM Health System

L.A. Care

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Ratings & Reviews

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General Payments

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

**Payments by Company**
Gilead Sciences, Inc.	$140,954 Trodelvy $140,806	$148
Pfizer Inc.	$119,410 IBRANCE $67,978	TALZENNA $38,241	BOSULIF $34	INLYTA $26	MYLOTARG $20	Other $13,112
Seagen Inc.	$70,668 TUKYSA $70,668
Stemline Therapeutics Inc.	$67,866 Orserdu $65,826	$2,040
Lilly USA, LLC	$39,513 VERZENIO $32,607	CYRAMZA $21	$6,885
Other	$22,729 KISQALI $8,372	Nerlynx $4,328	TALZENNA $4,000	Trodelvy $2,250	TECENTRIQ $455	Other $3,324

**Types of Payments**
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$360,202
Travel and Lodging	$45,843
Consulting Fee	$30,412
Compensation for serving as faculty or as a speaker for an accredited or certified continuing education program	$10,500
Food and Beverage	$8,187
Other	$5,995

Research Payments

Dr. Rena Desai Callahan, MD has received 2 research payments totaling $17,822.

Biography

Dr. Rena Callahan is a specialist in surgical oncology (cancer surgery), adult hematology, and adult oncology. She works in Santa Monica, CA and Valencia, CA. In her practice, she is particularly interested in male breast cancer and metastatic breast cancer. She accepts Anthem, UnitedHealthcare, Blue California, and more. Dr. Callahan graduated from the University of Pennsylvania School of Medicine. Dr. Callahan has received distinctions including Super Doctors Southern California; Castle Connolly Top Doctors; and Super Doctors Southern California Rising Stars. She is affiliated with Ronald Reagan UCLA Medical Center. According to UCLA Health, new patients are welcome to contact her office in Santa Monica, CA.