Procedure Volume Patient Data Patient Conditions Reviews General Payments Back to Top

Home > CA Providers

Dr. Merry Lynn Tetef, MD

(5 Ratings)

Specializes in: Adult Oncology and Adult Hematology

24302 Paseo De Valencia Suite 200
Laguna Hills, CA 92653

(949) 458-8252

Dr. Merry Lynn Tetef, MD is an oncologist in Laguna Hills, CA specializing in adult oncology and adult hematology. Dr. Merry Lynn Tetef, MD is affiliated with UCLA Health.

Office Locations

24302 Paseo De Valencia Suite 200
Laguna Hills, CA 92653

(949) 458-8252

(949) 588-8252

open_in_new

In The News

“Patients can be treated with medications to preserve or fortify the bones during aromatase inhibitor therapy, said Dr. Merry Tetef, medical director of Oncology Center of Orange County in Irvine.”—"Treatments: Emphasis on thriving, not just surviving", The Orange County Register, September 2005

Noteworthy Medicare Patient Procedures Performed by Dr. Merry Lynn Tetef, MD in 2023

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

Top 10%

By Volume:

antineoplastic hormone therapy

In 2023, Dr. Merry Lynn Tetef, MD performed more antineoplastic hormone therapy procedures for Medicare patients than 90% of providers in related specialties within California.

Top 25%

By Volume:

minimally invasive procedures

In 2012, Dr. Merry Lynn Tetef, MD performed more minimally invasive procedures 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. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2012 were chemotherapy, biological response modifier (BRM) therapy, minimally invasive procedures and blood draw.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	358
blood draw	62
chemotherapy	358
doctor visit	949
minimally invasive procedures	276

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2013 were chemotherapy, biological response modifier (BRM) therapy, minimally invasive procedures and hormone therapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	263
chemotherapy	263
doctor visit	1032
hormone therapy	110
minimally invasive procedures	263

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	59
Female	395

**Ethnicity**
Non-Hispanic White	393
Black	0
Hispanic	0
Asian	41
Other	0
Native American	0

**Age**
From 65 to 74	255
From 75 to 84	132
85 and over	51
Less than 65	16

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2013

Hypertension	58
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	23
Depression	16
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	19
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	24
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2014 were chemotherapy, biological response modifier (BRM) therapy, minimally invasive procedures and lab tests.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	242
blood draw	18
chemotherapy	242
doctor visit	1075
hormone therapy	152
lab tests	197
minimally invasive procedures	242

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	66
Female	430

**Ethnicity**
Non-Hispanic White	421
Black	0
Hispanic	16
Asian	44
Other	0
Native American	0

**Age**
From 65 to 74	287
From 75 to 84	140
85 and over	47
Less than 65	22

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2014

Hypertension	58
High Cholesterol	56
Stroke	3
Ischemic Heart Disease	21
Depression	17
Chronic Kidney Disease	18
Asthma	5
Osteoperosis	19
Atrial Fibrilation	8
Heart Failure	12
Chronic Obstructive Pulmonary Disease	7
Diabetes	23
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2015 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hormone therapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	352
chemotherapy	352
doctor visit	1316
hormone therapy	144
lab tests	84
minimally invasive procedures	370

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	146
Female	946

**Ethnicity**
Non-Hispanic White	912
Black	0
Hispanic	30
Asian	116
Other	0
Native American	0

**Age**
From 65 to 74	608
From 75 to 84	320
85 and over	108
Less than 65	56

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2015

Hypertension	58
High Cholesterol	57
Stroke	4
Ischemic Heart Disease	20
Depression	17
Chronic Kidney Disease	18
Asthma	9
Osteoperosis	19
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	10
Diabetes	22
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2016 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and hormone therapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	423
blood draw	25
chemotherapy	423
doctor visit	1469
hormone therapy	214
minimally invasive procedures	458
port flush	29

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	80
Female	498

**Ethnicity**
Non-Hispanic White	477
Black	0
Hispanic	18
Asian	67
Other	0
Native American	0

**Age**
From 65 to 74	327
From 75 to 84	175
85 and over	52
Less than 65	24

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2016

Hypertension	59
High Cholesterol	54
Stroke	2
Ischemic Heart Disease	21
Depression	20
Chronic Kidney Disease	20
Asthma	10
Osteoperosis	20
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	22
Dementia	5
Cancer	75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2017 were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and lab tests.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	356
chemotherapy	356
doctor visit	1288
hormone therapy	262
lab tests	321
minimally invasive procedures	375
port flush	32

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	56
Female	516

**Ethnicity**
Non-Hispanic White	469
Black	0
Hispanic	24
Asian	57
Other	0
Native American	0

**Age**
From 65 to 74	309
From 75 to 84	182
85 and over	54
Less than 65	27

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2017

Hypertension	54
High Cholesterol	49
Stroke	3
Ischemic Heart Disease	18
Depression	19
Chronic Kidney Disease	19
Asthma	6
Osteoperosis	20
Atrial Fibrilation	8
Heart Failure	9
Chronic Obstructive Pulmonary Disease	6
Diabetes	20
Dementia	3
Cancer	75

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2018 were minimally invasive procedures, lab tests, hormone therapy and chemotherapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	284
blood draw	51
chemotherapy	284
doctor visit	1250
hormone therapy	292
lab tests	305
minimally invasive procedures	320
port flush	42

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	42
Female	544

**Ethnicity**
Non-Hispanic White	480
Black	0
Hispanic	24
Asian	56
Other	0
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	185
85 and over	47
Less than 65	26

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2018

Hypertension	56
High Cholesterol	58
Stroke	3
Ischemic Heart Disease	17
Depression	20
Chronic Kidney Disease	21
Asthma	8
Osteoperosis	22
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	19
Dementia	3
Cancer	75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2019 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	366
blood draw	86
chemotherapy	366
doctor visit	1323
hormone therapy	254
lab tests	430
minimally invasive procedures	414
port flush	27

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	50
Female	605

**Ethnicity**
Non-Hispanic White	530
Black	0
Hispanic	28
Asian	72
Other	0
Native American	0

**Age**
From 65 to 74	375
From 75 to 84	203
85 and over	56
Less than 65	21

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2019

Hypertension	58
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	21
Depression	20
Chronic Kidney Disease	22
Asthma	7
Osteoperosis	29
Atrial Fibrilation	9
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	19
Dementia	4
Cancer	75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2020 were lab tests, minimally invasive procedures, hormone therapy and chemotherapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	266
blood draw	144
chemotherapy	266
doctor visit	1039
hormone therapy	268
lab tests	336
minimally invasive procedures	330
port flush	29

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	38
Female	602

**Ethnicity**
Non-Hispanic White	527
Black	0
Hispanic	23
Asian	66
Other	0
Native American	0

**Age**
From 65 to 74	356
From 75 to 84	217
85 and over	46
Less than 65	21

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2020

Hypertension	53
High Cholesterol	55
Stroke	4
Ischemic Heart Disease	19
Depression	18
Chronic Kidney Disease	21
Asthma	6
Osteoperosis	33
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	18
Dementia	4
Cancer	75

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2021 were lab tests, minimally invasive procedures, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	293
blood draw	237
chemotherapy	293
doctor visit	1275
hormone therapy	204
lab tests	409
minimally invasive procedures	394
port flush	31

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	65
Female	681

**Ethnicity**
Non-Hispanic White	617
Black	0
Hispanic	31
Asian	72
Other	0
Native American	0

**Age**
From 65 to 74	410
From 75 to 84	260
85 and over	52
Less than 65	24

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2021

Hypertension	53
High Cholesterol	59
Stroke	3
Ischemic Heart Disease	18
Depression	20
Chronic Kidney Disease	22
Asthma	6
Osteoperosis	24
Atrial Fibrilation	8
Heart Failure	8
Chronic Obstructive Pulmonary Disease	6
Diabetes	16
Dementia	6
Cancer	75

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA during 2022 were minimally invasive procedures, lab tests, chemotherapy and biological response modifier (BRM) therapy.

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

biological response modifier (BRM) therapy	415
blood draw	176
chemotherapy	415
doctor visit	1243
hormone therapy	163
lab tests	488
minimally invasive procedures	530
port flush	44

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Male	61
Female	670

**Ethnicity**
Non-Hispanic White	592
Black	0
Hispanic	31
Asian	82
Other	0
Native American	0

**Age**
From 65 to 74	394
From 75 to 84	266
85 and over	40
Less than 65	31

Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD in 2022

Hypertension	61
High Cholesterol	74
Stroke	5
Ischemic Heart Disease	11
Depression	18
Chronic Kidney Disease	16
Asthma	8
Osteoperosis	30
Atrial Fibrilation	11
Heart Failure	6
Chronic Obstructive Pulmonary Disease	9
Diabetes	18
Dementia	4
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Merry Lynn Tetef, MD for Medicare patients.

The highest averages for the top procedures that Dr. Merry Lynn Tetef, MD treated as an oncologist in Laguna Hills, CA were minimally invasive procedures, chemotherapy, biological response modifier (BRM) therapy and lab tests.

biological response modifier (BRM) therapy	328
blood draw	99
chemotherapy	328
doctor visit	1205
hormone therapy	206
lab tests	321
minimally invasive procedures	361

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Merry Lynn Tetef, MD.

**Gender**
Female	535
Male	60

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	61
Non-Hispanic White	492
Native American / Alaskan Native	0
Hispanic	20
Other	0

**Age**
85 and over	50
75 to 84	189
Less than 65	24
65 to 74	331

Average of Total of Conditions of Medicare patients treated by Dr. Merry Lynn Tetef, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. Merry Lynn Tetef, MD treated were cancer, high cholesterol, hypertension and osteoperosis.

Hypertension	51
High Cholesterol	52
Stroke	3
Ischemic Heart Disease	17
Depression	16
Chronic Kidney Disease	17
Asthma	6
Osteoporosis	21
Heart Failure	8
Chronic Obstructive Pulmonary Disease	7
Diabetes	18
Atrial Fibrillation	8
Dementia	4
Cancer	68

Education & Training

She has a state license in California.

Licensed In: California

Affiliations & Hospitals

Dr. Merry Lynn Tetef, MD is associated with these hospitals and organizations:

UCLA Health

Ratings & Reviews

Dr. Merry Lynn Tetef, MD has a high overall rating with an average of 4.2 out of 5 stars based on 5 ratings. We collect ratings and reviews of Dr. Merry Lynn Tetef, MD from all over the web to help you find the right in Laguna Hills, CA.

4.2

Overall Rating

(5 Ratings)

Leave a Review

General Payments

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

**Payments by Company**
Novartis Pharmaceuticals Corporation	$151 AFINITOR $131	TASIGNA $19
Pfizer Inc.	$32 XALKORI $18	IBRANCE $15
Amgen Inc.	$28 $28
Genentech USA, Inc.	$21 $21
Gilead Sciences, Inc.	$12 $12

**Types of Payments**
Food and Beverage	$200
Education	$44

Biography

Dr. Merry Tetef is a specialist in adult hematology and adult oncology in Laguna Hills, CA. She is rated 4.0 stars (out of 5) by her patients. She has received professional recognition including the following: Southern California Super Doctors. Dr. Tetef is professionally affiliated with UCLA Health.