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Home > CA Providers > Radiation Oncologists

Dr. Zahora N. Ally, MD

Accepting New Patients

(Dr. Zahora Nicola Ally, MD)

(3 Ratings)

Specializes in: Radiation Oncology

McMaster University Faculty of Health Sciences

3003 Oak Road Suite 104
Walnut Creek, CA 94598

(925) 391-2220

Dr. Zahora N. Ally, MD is a radiation oncologist in Walnut Creek, CA specializing in radiation oncology. She graduated from McMaster University Faculty of Health Sciences. Dr. Zahora N. Ally, MD is affiliated with Sutter Health, John Muir Health, Hill Physicians and EPIC CARE.

Office Locations

John Muir Health

3003 Oak Road Suite 104
Walnut Creek, CA 94598

(925) 391-2220

(925) 391-2221

open_in_new

400 Taylor Boulevard Suite 102
Pleasant Hill, CA 94523

open_in_new

John Muir Health

4721 Dallas Ranch Road
Antioch, CA 94531

(925) 778-0679

(925) 778-3567

open_in_new

Noteworthy Medicare Patient Procedures Performed by Dr. Zahora N. Ally, MD in 2023

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

Top 25%

By Volume:

radiation therapy

robotic stereotactic radiosurgery

In 2012, Dr. Zahora N. Ally, MD performed more radiation therapy, and robotic stereotactic radiosurgery (CyberKnife) 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. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2012 were radiation therapy.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

doctor visit	315
radiation therapy	737

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2013 were radiation therapy.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

doctor visit	471
radiation therapy	1299

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	88
Female	139

**Ethnicity**
Non-Hispanic White	165
Black	16
Hispanic	0
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	99
From 75 to 84	78
85 and over	26
Less than 65	24

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2013

Hypertension	68
High Cholesterol	53
Stroke	7
Ischemic Heart Disease	29
Depression	20
Chronic Kidney Disease	25
Asthma	11
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	22
Chronic Obstructive Pulmonary Disease	20
Diabetes	27
Dementia	11
Cancer	73

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2014 were radiation therapy, image guided procedures, lab tests and CT scan.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

CT scan	12
doctor visit	492
image guided procedures	22
lab tests	13
radiation therapy	1266
thoracic (chest) imaging	12

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	64
Female	118

**Ethnicity**
Non-Hispanic White	128
Black	11
Hispanic	24
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	73
From 75 to 84	63
85 and over	23
Less than 65	23

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2014

Hypertension	71
High Cholesterol	57
Stroke	6
Ischemic Heart Disease	23
Depression	20
Chronic Kidney Disease	26
Asthma	11
Osteoperosis	12
Atrial Fibrilation	11
Heart Failure	18
Chronic Obstructive Pulmonary Disease	18
Diabetes	26
Dementia	6
Cancer	75

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2015 were radiation therapy, lab tests, CT scan and blood draw.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

abdominal imaging	12
blood draw	18
CT scan	25
doctor visit	550
lab tests	34
pelvic imaging	12
radiation therapy	698
thoracic (chest) imaging	13

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	184
Female	264

**Ethnicity**
Non-Hispanic White	284
Black	0
Hispanic	66
Asian	46
Other	0
Native American	0

**Age**
From 65 to 74	178
From 75 to 84	148
85 and over	60
Less than 65	62

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2015

Hypertension	70
High Cholesterol	54
Stroke	5
Ischemic Heart Disease	27
Depression	21
Chronic Kidney Disease	37
Asthma	18
Osteoperosis	12
Atrial Fibrilation	17
Heart Failure	19
Chronic Obstructive Pulmonary Disease	23
Diabetes	35
Dementia	13
Cancer	72

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2016 were radiation therapy, CT scan, thoracic (chest) imaging and pelvic imaging.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

abdominal imaging	17
CT scan	41
doctor visit	525
pelvic imaging	17
radiation therapy	519
thoracic (chest) imaging	24

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	83
Female	150

**Ethnicity**
Non-Hispanic White	151
Black	21
Hispanic	34
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	64
85 and over	35
Less than 65	34

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2016

Hypertension	73
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	30
Depression	17
Chronic Kidney Disease	40
Asthma	30
Osteoperosis	13
Atrial Fibrilation	12
Heart Failure	20
Chronic Obstructive Pulmonary Disease	23
Diabetes	36
Dementia	9
Cancer	75

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2017 were radiation therapy, lab tests, blood draw and CT scan.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

blood draw	17
CT scan	15
doctor visit	403
lab tests	37
radiation therapy	502
thoracic (chest) imaging	15

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	98
Female	134

**Ethnicity**
Non-Hispanic White	158
Black	23
Hispanic	27
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	72
85 and over	28
Less than 65	26

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2017

Hypertension	67
High Cholesterol	43
Stroke	0
Ischemic Heart Disease	27
Depression	19
Chronic Kidney Disease	44
Asthma	10
Osteoperosis	13
Atrial Fibrilation	13
Heart Failure	23
Chronic Obstructive Pulmonary Disease	22
Diabetes	39
Dementia	8
Cancer	71

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2018 were radiation therapy, blood draw and lab tests.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

blood draw	24
doctor visit	538
lab tests	21
radiation therapy	467

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	98
Female	132

**Ethnicity**
Non-Hispanic White	145
Black	30
Hispanic	26
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	106
From 75 to 84	78
85 and over	26
Less than 65	20

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2018

Hypertension	74
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	30
Depression	21
Chronic Kidney Disease	43
Asthma	8
Osteoperosis	12
Atrial Fibrilation	10
Heart Failure	18
Chronic Obstructive Pulmonary Disease	24
Diabetes	39
Dementia	9
Cancer	75

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2019 were radiation therapy, blood draw and lab tests.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

blood draw	17
doctor visit	431
lab tests	16
radiation therapy	489

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	100
Female	143

**Ethnicity**
Non-Hispanic White	144
Black	23
Hispanic	36
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	126
From 75 to 84	73
85 and over	19
Less than 65	25

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2019

Hypertension	67
High Cholesterol	60
Stroke	5
Ischemic Heart Disease	26
Depression	22
Chronic Kidney Disease	38
Asthma	9
Osteoperosis	8
Atrial Fibrilation	9
Heart Failure	16
Chronic Obstructive Pulmonary Disease	22
Diabetes	35
Dementia	7
Cancer	75

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2020 were radiation therapy and image guided procedures.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

doctor visit	269
image guided procedures	22
radiation therapy	292

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	63
Female	132

**Ethnicity**
Non-Hispanic White	114
Black	21
Hispanic	33
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	98
From 75 to 84	60
85 and over	17
Less than 65	20

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2020

Hypertension	63
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	28
Depression	25
Chronic Kidney Disease	46
Asthma	10
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	15
Diabetes	37
Dementia	6
Cancer	74

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2021 were radiation therapy, image guided procedures, lab tests and CT scan.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

abdominal imaging	13
blood draw	17
CT scan	33
doctor visit	435
image guided procedures	76
lab tests	46
pelvic imaging	13
radiation therapy	627
thoracic (chest) imaging	20

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	109
Female	154

**Ethnicity**
Non-Hispanic White	164
Black	0
Hispanic	44
Asian	26
Other	0
Native American	0

**Age**
From 65 to 74	107
From 75 to 84	104
85 and over	32
Less than 65	20

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2021

Hypertension	66
High Cholesterol	61
Stroke	6
Ischemic Heart Disease	27
Depression	22
Chronic Kidney Disease	45
Asthma	11
Osteoperosis	13
Atrial Fibrilation	13
Heart Failure	19
Chronic Obstructive Pulmonary Disease	21
Diabetes	41
Dementia	10
Cancer	75

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA during 2022 were radiation therapy, image guided procedures, CT scan and lab tests.

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

abdominal imaging	17
blood draw	18
CT scan	44
doctor visit	393
image guided procedures	170
lab tests	41
pelvic imaging	17
radiation therapy	346
thoracic (chest) imaging	27

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	116
Female	135

**Ethnicity**
Non-Hispanic White	151
Black	23
Hispanic	37
Asian	28
Other	12
Native American	0

**Age**
From 65 to 74	102
From 75 to 84	99
85 and over	31
Less than 65	19

Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD in 2022

Hypertension	75
High Cholesterol	75
Stroke	11
Ischemic Heart Disease	22
Depression	22
Chronic Kidney Disease	29
Asthma	13
Osteoperosis	16
Atrial Fibrilation	20
Heart Failure	19
Chronic Obstructive Pulmonary Disease	24
Diabetes	46
Dementia	8
Cancer	75

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Zahora N. Ally, MD for Medicare patients.

The highest averages for the top procedures that Dr. Zahora N. Ally, MD treated as a radiation oncologist in Walnut Creek, CA were radiation therapy, image guided procedures, lab tests and CT scan.

abdominal imaging	14
blood draw	18
CT scan	28
doctor visit	438
image guided procedures	72
lab tests	29
pelvic imaging	14
radiation therapy	658
thoracic (chest) imaging	18

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Zahora N. Ally, MD.

**Gender**
Male	91
Female	136

**Ethnicity**
Black / African American	15
Asian / Pacific Islander	13
Non-Hispanic White	145
Native American / Alaskan Native	0
Hispanic	29
Other	1

**Age**
75 to 84	76
85 and over	27
Less than 65	24
65 to 74	99

Average of Total of Conditions of Medicare patients treated by Dr. Zahora N. Ally, MD From 2012 - 2022

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

Hypertension	63
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	24
Depression	19
Chronic Kidney Disease	33
Asthma	11
Osteoporosis	10
Heart Failure	17
Chronic Obstructive Pulmonary Disease	19
Diabetes	32
Atrial Fibrillation	11
Dementia	7
Cancer	67

Education & Training

Dr. Zahora N. Ally, MD graduated from McMaster University Faculty of Health Sciences. She completed residency at Washington Hospital Center. She is certified by the Certification: American Board of Radiology/Radiation Oncology and has a state license in Florida.

Medical School: McMaster University Faculty of Health Sciences

Residency: Washington Hospital Center

Board Certification: Certification: American Board of Radiology/Radiation Oncology

Licensed In: Florida

Affiliations & Hospitals

Dr. Zahora N. Ally, MD is associated with these hospitals and organizations:

Sutter Health

John Muir Health

Hill Physicians

EPIC CARE

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. Zahora N. Ally, MD appears to accept the following insurance providers: Cigna, Aetna, Blue Shield of California, Anthem, UnitedHealthcare, Health Net, Humana, Hill Physicians Care Solutions, Central Health Plan, CCHP Health Plan (Chinese Community Health Plan) and Canopy Health.

Insurance Accepted by Provider includes:

According to our sources, Dr. Zahora N. Ally, MD accepts the following insurance providers:

Cigna

Aetna

Blue Shield of California

Anthem

UnitedHealthcare

Health Net

Humana

Hill Physicians Care Solutions

Central Health Plan

CCHP Health Plan (Chinese Community Health Plan)

Canopy Health

Ratings & Reviews

Dr. Zahora N. Ally, MD has a high overall rating with an average of 3.67 out of 5 stars based on 3 ratings. We collect ratings and reviews of Dr. Zahora N. Ally, MD from all over the web to help you find the right in Walnut Creek, CA.

3.67

Overall Rating

(3 Ratings)

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General Payments

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

**Payments by Company**
McKesson Specialty Care Distribution Corp.	$1,172 $1,172
AstraZeneca Pharmaceuticals LP	$909 LYNPARZA $353	TAGRISSO $232	IMFINZI $101	IRESSA $89	CALQUENCE $63	Other $72
Novartis Pharmaceuticals Corporation	$486 TASIGNA $81	PROMACTA $52	AFINITOR $49	TAFINLAR $48	RYDAPT $38	Other $218
Pharmacyclics LLC, An AbbVie Company	$465 IMBRUVICA $465
Merck Sharp & Dohme Corporation	$452 KEYTRUDA $313	Lenvima $74	ONTRUZANT $30	LYNPARZA $18	WELIREG $17
Other	$4,249 OPDIVO $275	NINLARO $199	Erleada $154	Kyprolis $115	ZEJULA $110	Other $3,396

**Types of Payments**
Food and Beverage	$6,362
Compensation for services other than consulting, including serving as faculty or as a speaker at a venue other than a continuing education program	$1,172
Education	$200

Biography

Dr. Zahora Ally is a specialist in radiation oncology. She works in Antioch, CA, Pleasant Hill, CA, and Walnut Creek, CA. Patient reviews placed Dr. Ally at an average of 3.5 stars (out of 5). She can take several insurance carriers, including Blue Shield, Health Net, and Anthem. She graduated from McMaster University Faculty of Health Sciences and then she performed her residency at Washington Hospital Center and Howard University Hospital. In addition to English, she speaks Spanish. Dr. Ally's hospital/clinic affiliations include Sutter Delta Medical Center, Alta Bates Summit Medical Center - Summit Campus, and Hill Physicians. According to John Muir Health, she is currently accepting new patients at her office in Antioch, CA.