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Dr. John Grant Tew, MD

Accepting New Patients

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Specializes in: Ophthalmology (Eye Disease)

Virginia Commonwealth University (VCU) School of Medicine

25395 Hancock Avenue Suite 100
Murrieta, CA 92562

(951) 696-5388

Dr. John Grant Tew, MD is an ophthalmologist in Murrieta, CA specializing in ophthalmology (eye disease). He graduated from Virginia Commonwealth University (VCU) School of Medicine. Dr. John Grant Tew, MD is affiliated with Astrana Health, Alpha Care Medical Group and CALIFORNIA EYE CARE MANAGED EYE CARE SPECIALISTS, A MED GRP INC.

Office Locations

CALIFORNIA EYE CARE MANAGED EYE CARE SPECIALISTS, A MED GRP INC

25395 Hancock Avenue Suite 100
Murrieta, CA 92562

(951) 696-5388

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CALIFORNIA EYE CARE MANAGED EYE CARE SPECIALISTS, A MED GRP INC

3953 W Stetson Avenue
Hemet, CA 92545

(951) 652-4343

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CALIFORNIA EYE CARE MANAGED EYE CARE SPECIALISTS, A MED GRP INC

521 E Elder Street Suite 102
Fallbrook, CA 92028

(760) 728-5728

(951) 266-5302

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Noteworthy Medicare Patient Procedures Performed by Dr. John Grant Tew, MD in 2023

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

Top 10%

By Affordability:

corneal topography

In 2023, Dr. John Grant Tew, MD had a list price for corneal topography that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

anterior segment surgery

simple cataract surgery

By Affordability:

ophthalmic biometry

In 2012, among providers in related specialties within California, Dr. John Grant Tew, MD performed more anterior segment surgery, and simple cataract surgery procedures for Medicare patients than 75% of them and he also had a list price for ophthalmic biometry that was lower than the list prices billed to Medicare by 75% 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.

Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2012 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	37
doctor visit	1013
eye procedures	2037
laser treatment	37
ultrasound (sonogram)	85

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2013 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	44
doctor visit	843
eye procedures	2065
laser treatment	44
ultrasound (sonogram)	107

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	477
Female	717

**Ethnicity**
Non-Hispanic White	890
Black	41
Hispanic	157
Asian	71
Other	23
Native American	12

**Age**
From 65 to 74	480
From 75 to 84	432
85 and over	199
Less than 65	83

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2013

Hypertension	65
High Cholesterol	58
Stroke	4
Ischemic Heart Disease	35
Depression	16
Chronic Kidney Disease	21
Asthma	7
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	17
Chronic Obstructive Pulmonary Disease	16
Diabetes	39
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2014 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	43
doctor visit	868
eye procedures	2082
laser treatment	43
ultrasound (sonogram)	97

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	501
Female	748

**Ethnicity**
Non-Hispanic White	943
Black	40
Hispanic	162
Asian	74
Other	0
Native American	0

**Age**
From 65 to 74	480
From 75 to 84	475
85 and over	231
Less than 65	63

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2014

Hypertension	64
High Cholesterol	56
Stroke	4
Ischemic Heart Disease	34
Depression	15
Chronic Kidney Disease	24
Asthma	6
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	19
Chronic Obstructive Pulmonary Disease	13
Diabetes	35
Dementia	9
Cancer	12

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2015 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	30
doctor visit	819
eye procedures	1827
laser treatment	30
ultrasound (sonogram)	103

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	904
Female	1342

**Ethnicity**
Non-Hispanic White	1756
Black	64
Hispanic	250
Asian	128
Other	0
Native American	0

**Age**
From 65 to 74	894
From 75 to 84	894
85 and over	360
Less than 65	98

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2015

Hypertension	62
High Cholesterol	56
Stroke	5
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	24
Asthma	9
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	17
Chronic Obstructive Pulmonary Disease	11
Diabetes	30
Dementia	7
Cancer	12

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2016 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	53
doctor visit	610
eye procedures	2125
laser treatment	53
ultrasound (sonogram)	82

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	459
Female	695

**Ethnicity**
Non-Hispanic White	889
Black	39
Hispanic	131
Asian	59
Other	24
Native American	12

**Age**
From 65 to 74	466
From 75 to 84	424
85 and over	200
Less than 65	64

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2016

Hypertension	61
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	30
Depression	12
Chronic Kidney Disease	26
Asthma	14
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2017 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	62
doctor visit	246
eye procedures	2471
laser treatment	62
ultrasound (sonogram)	86

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	458
Female	693

**Ethnicity**
Non-Hispanic White	885
Black	34
Hispanic	123
Asian	70
Other	0
Native American	0

**Age**
From 65 to 74	491
From 75 to 84	431
85 and over	182
Less than 65	47

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2017

Hypertension	64
High Cholesterol	48
Stroke	5
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	29
Asthma	6
Osteoperosis	9
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	13
Diabetes	30
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2018 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	48
doctor visit	231
eye procedures	2488
laser treatment	48
ultrasound (sonogram)	71

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	483
Female	694

**Ethnicity**
Non-Hispanic White	895
Black	38
Hispanic	129
Asian	72
Other	0
Native American	0

**Age**
From 65 to 74	504
From 75 to 84	446
85 and over	174
Less than 65	53

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2018

Hypertension	63
High Cholesterol	58
Stroke	5
Ischemic Heart Disease	30
Depression	16
Chronic Kidney Disease	28
Asthma	6
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	10
Diabetes	30
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2019 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	54
doctor visit	222
eye procedures	2469
laser treatment	54
ultrasound (sonogram)	94

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	478
Female	686

**Ethnicity**
Non-Hispanic White	894
Black	0
Hispanic	121
Asian	70
Other	39
Native American	0

**Age**
From 65 to 74	509
From 75 to 84	451
85 and over	159
Less than 65	45

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2019

Hypertension	64
High Cholesterol	63
Stroke	5
Ischemic Heart Disease	32
Depression	14
Chronic Kidney Disease	28
Asthma	7
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	9
Diabetes	31
Dementia	9
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2020 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	44
doctor visit	230
eye procedures	2128
laser treatment	44
ultrasound (sonogram)	61

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	447
Female	654

**Ethnicity**
Non-Hispanic White	832
Black	0
Hispanic	128
Asian	71
Other	36
Native American	0

**Age**
From 65 to 74	495
From 75 to 84	415
85 and over	144
Less than 65	47

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2020

Hypertension	60
High Cholesterol	57
Stroke	5
Ischemic Heart Disease	33
Depression	16
Chronic Kidney Disease	31
Asthma	6
Osteoperosis	10
Atrial Fibrilation	12
Heart Failure	18
Chronic Obstructive Pulmonary Disease	12
Diabetes	34
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2021 were eye procedures, capsulotomy, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	60
doctor visit	1326
eye procedures	1678
laser treatment	60
ultrasound (sonogram)	15

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	521
Female	784

**Ethnicity**
Non-Hispanic White	968
Black	0
Hispanic	164
Asian	86
Other	46
Native American	0

**Age**
From 65 to 74	586
From 75 to 84	484
85 and over	181
Less than 65	54

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2021

Hypertension	59
High Cholesterol	59
Stroke	5
Ischemic Heart Disease	31
Depression	15
Chronic Kidney Disease	30
Asthma	7
Osteoperosis	10
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	32
Dementia	9
Cancer	10

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA during 2022 were eye procedures, capsulotomy, laser treatment and ultrasound (sonogram).

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

capsulotomy	61
doctor visit	1431
eye procedures	1416
laser treatment	61
ultrasound (sonogram)	14

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	472
Female	748

**Ethnicity**
Non-Hispanic White	903
Black	0
Hispanic	146
Asian	81
Other	52
Native American	0

**Age**
From 65 to 74	505
From 75 to 84	490
85 and over	188
Less than 65	37

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2022

Hypertension	70
High Cholesterol	72
Stroke	7
Ischemic Heart Disease	23
Depression	13
Chronic Kidney Disease	22
Asthma	9
Osteoperosis	16
Atrial Fibrilation	16
Heart Failure	12
Chronic Obstructive Pulmonary Disease	11
Diabetes	32
Dementia	5
Cancer	13

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. John Grant Tew, MD for Medicare patients.

The highest averages for the top procedures that Dr. John Grant Tew, MD treated as an ophthalmologist in Murrieta, CA were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

capsulotomy	48
doctor visit	712
eye procedures	2071
laser treatment	48
ultrasound (sonogram)	74

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. John Grant Tew, MD.

**Gender**
Male	472
Female	705

**Ethnicity**
Black / African American	23
Asian / Pacific Islander	71
Non-Hispanic White	895
Native American / Alaskan Native	2
Hispanic	137
Other	20

**Age**
75 to 84	449
85 and over	183
Less than 65	53
65 to 74	491

Average of Total of Conditions of Medicare patients treated by Dr. John Grant Tew, MD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Dr. John Grant Tew, MD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	57
High Cholesterol	52
Stroke	4
Ischemic Heart Disease	28
Depression	13
Chronic Kidney Disease	23
Asthma	7
Osteoporosis	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	10
Diabetes	29
Atrial Fibrillation	11
Dementia	7
Cancer	10

Education & Training

Dr. John Grant Tew, MD graduated from Virginia Commonwealth University (VCU) School of Medicine. He completed residency at University of Colorado Denver Affiliated Hospitals. He is certified by the Certification: MEDICAL BOARD OF CALIFORNIA and has a state license in California.

Medical School: Virginia Commonwealth University (VCU) School of Medicine

Residency: University of Colorado Denver Affiliated Hospitals

Board Certification: Certification: MEDICAL BOARD OF CALIFORNIA

Licensed In: California

Affiliations & Hospitals

Dr. John Grant Tew, MD is associated with these hospitals and organizations:

Astrana Health

Alpha Care Medical Group

CALIFORNIA EYE CARE MANAGED EYE CARE SPECIALISTS, A MED GRP INC

Ratings & Reviews

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General Payments

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

**Payments by Company**
Alcon Vision LLC	$661 AcrySof $229	AcrySof IQ VIVITY IOL $146	CLAREON $71	AcrySof IQ PanOptix $49	LenSx $46	Other $120
Alcon Laboratories Inc	$574 Ilevro $156	Simbrinza $81	Refractive Equipment $44	CataractEquipment $41	RefractiveEquipment $33	Other $218
Shire North American Group Inc	$458 XIIDRA $444	$14
Ivantis, Inc	$395 Hydrus $226	Hydrus Microstent $169
Allergan Inc.	$341 LUMIGAN $41	RESTASIS $22	BOTOX $15	$263
Other	$1,084 XIIDRA $244	ALPHAGAN P $110	Tecnis Multifocal family of 1-piece IOLs $71	ACTHAR $59	VUITY $52	Other $548

**Types of Payments**
Food and Beverage	$3,419
Education	$94

Biography

Dr. John Tew's specialty is ophthalmology (eye disease). Dr. Tew is affiliated with Astrana Health. Astrana Health reports that he is accepting new patients at his office in Hemet, CA. His education and training includes medical school at Virginia Commonwealth University (VCU) School of Medicine and residency at a hospital affiliated with the University of Colorado Denver. Dr. Tew is conversant in Portuguese.

Select Year:

Dr. John Grant Tew, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. John Grant Tew, MD in 2023

By Affordability:

By Volume:

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. John Grant Tew, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. John Grant Tew, MD in 2022

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Average Medicare Patient Data From 2012 - 2022

Average of Total of Conditions of Medicare patients treated by Dr. John Grant Tew, MD From 2012 - 2022

Education & Training

Affiliations & Hospitals

Ratings & Reviews

General Payments

Biography

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