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Home > CA Providers > Clinical Pathologists

Dr. Oscar H. Otanez, MD

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Specializes in: Clinical Pathology and Anatomic Pathology

Stanford University School of Medicine

300 Pasteur Drive
Stanford, CA 94305

(650) 723-7211

Dr. Oscar H. Otanez, MD is a clinical pathologist in Mission Viejo, CA specializing in clinical pathology and anatomic pathology. He graduated from Stanford University School of Medicine. Dr. Oscar H. Otanez, MD is affiliated with Children's Hospital of Orange County.

Office Locations

Children's Hospital of Orange County

27700 Medical Center Road
Mission Viejo, CA 92691

(949) 364-7710

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300 Pasteur Drive
Stanford, CA 94305

(650) 723-7211

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Noteworthy Medicare Patient Procedures Performed by Dr. Oscar H. Otanez, MD in 2023

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

Top 10%

By Volume:

concentrated smear of non-gynecologic specimen

By Affordability:

cytology

non-gynecologic cytology

In 2023, among providers in related specialties within California, Dr. Oscar H. Otanez, MD performed more concentrated smear (cytospin) of non-gynecologic specimen procedures for Medicare patients than 90% of them and he also had a list price for cytology, and non-gynecologic cytology that was lower than the list prices billed to Medicare by 90% 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:

concentrated smear of non-gynecologic specimen

In 2012, Dr. Oscar H. Otanez, MD had a list price for concentrated smear (cytospin) of non-gynecologic specimen 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. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2012 were lab tests, cytology, consultation and bone marrow tests.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

aspiration	13
bone marrow tests	34
consultation	55
cytology	98
diagnostic procedures	21
lab tests	276

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2013 were lab tests, consultation, cytology and diagnostic procedures.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

bone marrow tests	20
consultation	67
cytology	63
diagnostic procedures	20
lab tests	216

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	261
Female	329

**Ethnicity**
Non-Hispanic White	517
Black	0
Hispanic	35
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	283
From 75 to 84	189
85 and over	82
Less than 65	36

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2013

Hypertension	72
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	41
Depression	24
Chronic Kidney Disease	28
Asthma	13
Osteoperosis	12
Atrial Fibrilation	18
Heart Failure	22
Chronic Obstructive Pulmonary Disease	18
Diabetes	33
Dementia	9
Cancer	24

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2014 were lab tests, cytology, consultation and diagnostic procedures.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

bone marrow tests	12
consultation	49
cytology	72
diagnostic procedures	12
lab tests	214

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	302
Female	327

**Ethnicity**
Non-Hispanic White	557
Black	0
Hispanic	33
Asian	25
Other	0
Native American	0

**Age**
From 65 to 74	277
From 75 to 84	220
85 and over	86
Less than 65	46

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2014

Hypertension	68
High Cholesterol	60
Stroke	7
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	31
Asthma	11
Osteoperosis	14
Atrial Fibrilation	17
Heart Failure	21
Chronic Obstructive Pulmonary Disease	17
Diabetes	28
Dementia	12
Cancer	24

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2015 were lab tests, cytology, consultation and diagnostic procedures.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

bone marrow tests	22
consultation	62
cytology	169
diagnostic procedures	22
lab tests	222

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	736
Female	716

**Ethnicity**
Non-Hispanic White	1272
Black	0
Hispanic	66
Asian	66
Other	0
Native American	0

**Age**
From 65 to 74	600
From 75 to 84	522
85 and over	248
Less than 65	82

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2015

Hypertension	75
High Cholesterol	66
Stroke	10
Ischemic Heart Disease	46
Depression	25
Chronic Kidney Disease	36
Asthma	19
Osteoperosis	12
Atrial Fibrilation	22
Heart Failure	23
Chronic Obstructive Pulmonary Disease	20
Diabetes	29
Dementia	15
Cancer	25

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2016 were lab tests, cytology, consultation and diagnostic procedures.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

aspiration	13
bone marrow tests	29
consultation	84
cytology	110
diagnostic procedures	29
lab tests	171

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	323
Female	360

**Ethnicity**
Non-Hispanic White	589
Black	0
Hispanic	49
Asian	27
Other	0
Native American	0

**Age**
From 65 to 74	314
From 75 to 84	239
85 and over	100
Less than 65	30

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2016

Hypertension	72
High Cholesterol	65
Stroke	7
Ischemic Heart Disease	42
Depression	22
Chronic Kidney Disease	37
Asthma	20
Osteoperosis	11
Atrial Fibrilation	19
Heart Failure	25
Chronic Obstructive Pulmonary Disease	16
Diabetes	24
Dementia	12
Cancer	23

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2017 were cytology, lab tests and consultation.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

consultation	62
cytology	131
lab tests	97

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	359
Female	340

**Ethnicity**
Non-Hispanic White	595
Black	0
Hispanic	32
Asian	46
Other	0
Native American	0

**Age**
From 65 to 74	313
From 75 to 84	248
85 and over	102
Less than 65	36

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2017

Hypertension	72
High Cholesterol	63
Stroke	7
Ischemic Heart Disease	42
Depression	27
Chronic Kidney Disease	35
Asthma	11
Osteoperosis	13
Atrial Fibrilation	18
Heart Failure	24
Chronic Obstructive Pulmonary Disease	18
Diabetes	28
Dementia	12
Cancer	27

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2018 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

consultation	60
cytology	145
lab tests	166

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	541
Female	498

**Ethnicity**
Non-Hispanic White	913
Black	11
Hispanic	43
Asian	45
Other	27
Native American	0

**Age**
From 65 to 74	466
From 75 to 84	396
85 and over	135
Less than 65	42

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2018

Hypertension	71
High Cholesterol	67
Stroke	5
Ischemic Heart Disease	37
Depression	21
Chronic Kidney Disease	34
Asthma	8
Osteoperosis	14
Atrial Fibrilation	16
Heart Failure	21
Chronic Obstructive Pulmonary Disease	14
Diabetes	26
Dementia	10
Cancer	23

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2019 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

consultation	68
cytology	155
lab tests	205

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	986
Female	902

**Ethnicity**
Non-Hispanic White	1678
Black	18
Hispanic	56
Asian	83
Other	53
Native American	0

**Age**
From 65 to 74	867
From 75 to 84	699
85 and over	280
Less than 65	42

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2019

Hypertension	68
High Cholesterol	69
Stroke	5
Ischemic Heart Disease	35
Depression	20
Chronic Kidney Disease	32
Asthma	7
Osteoperosis	13
Atrial Fibrilation	15
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	24
Dementia	8
Cancer	19

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2020 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

consultation	51
cytology	109
lab tests	139

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	784
Female	653

**Ethnicity**
Non-Hispanic White	1261
Black	0
Hispanic	61
Asian	0
Other	54
Native American	0

**Age**
From 65 to 74	640
From 75 to 84	544
85 and over	229
Less than 65	24

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2020

Hypertension	66
High Cholesterol	66
Stroke	5
Ischemic Heart Disease	36
Depression	19
Chronic Kidney Disease	33
Asthma	7
Osteoperosis	12
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	12
Diabetes	25
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2021 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

consultation	54
cytology	97
lab tests	116

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	670
Female	607

**Ethnicity**
Non-Hispanic White	1135
Black	0
Hispanic	46
Asian	52
Other	0
Native American	0

**Age**
From 65 to 74	543
From 75 to 84	497
85 and over	203
Less than 65	34

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2021

Hypertension	67
High Cholesterol	66
Stroke	6
Ischemic Heart Disease	33
Depression	17
Chronic Kidney Disease	34
Asthma	7
Osteoperosis	11
Atrial Fibrilation	13
Heart Failure	15
Chronic Obstructive Pulmonary Disease	10
Diabetes	25
Dementia	8
Cancer	20

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2022 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

consultation	74
cytology	125
lab tests	140

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	843
Female	710

**Ethnicity**
Non-Hispanic White	1352
Black	14
Hispanic	51
Asian	79
Other	57
Native American	0

**Age**
From 65 to 74	697
From 75 to 84	631
85 and over	203
Less than 65	22

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2022

Hypertension	73
High Cholesterol	75
Stroke	9
Ischemic Heart Disease	25
Depression	18
Chronic Kidney Disease	26
Asthma	9
Osteoperosis	16
Atrial Fibrilation	19
Heart Failure	11
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Dementia	6
Cancer	25

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA during 2023 were lab tests, cytology and consultation.

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

consultation	48
cytology	153
lab tests	191

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	861
Female	708

**Ethnicity**
Non-Hispanic White	1377
Black	0
Hispanic	0
Asian	61
Other	74
Native American	0

**Age**
From 65 to 74	709
From 75 to 84	647
85 and over	194
Less than 65	19

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2023

Hypertension	73
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	26
Depression	16
Chronic Kidney Disease	24
Asthma	11
Osteoperosis	16
Atrial Fibrilation	18
Heart Failure	10
Chronic Obstructive Pulmonary Disease	12
Diabetes	23
Dementia	5
Cancer	23

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Oscar H. Otanez, MD for Medicare patients.

The highest averages for the top procedures that Dr. Oscar H. Otanez, MD treated as a clinical pathologist in Mission Viejo, CA were lab tests, cytology, consultation and bone marrow tests.

aspiration	13
bone marrow tests	23
consultation	61
cytology	118
diagnostic procedures	20
lab tests	179

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Oscar H. Otanez, MD.

**Gender**
Male	555
Female	512

**Ethnicity**
Black / African American	3
Asian / Pacific Islander	41
Non-Hispanic White	937
Hispanic	39
Native American / Alaskan Native	0
Other	22

**Age**
75 to 84	402
85 and over	155
Less than 65	34
65 to 74	475

Average of Total of Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Oscar H. Otanez, MD treated were hypertension, high cholesterol, ischemic heart disease and chronic kidney disease.

Hypertension	64
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	33
Depression	19
Chronic Kidney Disease	29
Asthma	10
Osteoporosis	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	24
Atrial Fibrillation	15
Cancer	21
Dementia	8

Education & Training

Dr. Oscar H. Otanez, MD graduated from Stanford University School of Medicine. He completed residency at Stanford University Medical Center. He is certified by the Board Certification: Anatomic & Clinical Pathology and has a state license in California.

Medical School: Stanford University School of Medicine

Residency: Stanford University Medical Center

Board Certification: Board Certification: Anatomic & Clinical Pathology

Licensed In: California

Affiliations & Hospitals

Dr. Oscar H. Otanez, MD is associated with these hospitals and organizations:

Children's Hospital of Orange County

Ratings & Reviews

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General Payments

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

**Payments by Company**
Merck Sharp & Dohme Corporation	$286 ZERBAXA $286
Genentech USA, Inc.	$120 $120
Agilent Technologies, Inc.	$15 Dako Coverstainer $15

**Types of Payments**
Food and Beverage	$421

Biography

Dr. Oscar Otanez sees patients in Stanford, CA and Mission Viejo, CA. His medical specialty is clinical pathology. He attended medical school at Stanford University School of Medicine. Dr. Otanez's residency was performed at Stanford University Medical Center. He is professionally affiliated with Children's Hospital of Orange County.

Select Year:

Dr. Oscar H. Otanez, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Oscar H. Otanez, MD in 2023

By Volume:

By Affordability:

By Affordability:

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

2013 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD in 2023

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Average Medicare Patient Data From 2012 - 2023

Average of Total of Conditions of Medicare patients treated by Dr. Oscar H. Otanez, MD From 2012 - 2023

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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Other Providers in Mission Viejo, CA