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Home > CA Providers > Optometrists

Mr. Larry James Simpfenderfer, OD

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Specializes in: Optometry (Primary Eye Care)

1210 W Tokay Street
Lodi, CA 95240

(209) 334-2626

Mr. Larry James Simpfenderfer, OD is an optometrist in Lodi, CA specializing in optometry (primary eye care).

Office Locations

1210 W Tokay Street
Lodi, CA 95240

(209) 334-2626

(209) 334-0710

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Medicare Procedure and Patient Information

2012 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2012 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	218
eye procedures	3023

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2013 were eye procedures and ultrasound (sonogram).

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	213
eye procedures	501
ultrasound (sonogram)	12

2013 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	112
Female	167

**Ethnicity**
Non-Hispanic White	259
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	129
From 75 to 84	93
85 and over	46
Less than 65	11

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2013

Hypertension	71
High Cholesterol	65
Stroke	0
Ischemic Heart Disease	26
Depression	10
Chronic Kidney Disease	16
Asthma	7
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	8
Diabetes	25
Dementia	7
Cancer	13

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2014 were eye procedures and ultrasound (sonogram).

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	225
eye procedures	552
ultrasound (sonogram)	11

2014 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	122
Female	172

**Ethnicity**
Non-Hispanic White	273
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	123
From 75 to 84	107
85 and over	41
Less than 65	23

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2014

Hypertension	70
High Cholesterol	67
Stroke	4
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	18
Asthma	6
Osteoperosis	0
Atrial Fibrilation	10
Heart Failure	16
Chronic Obstructive Pulmonary Disease	8
Diabetes	24
Dementia	5
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2015 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	184
eye procedures	606

2015 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	218
Female	332

**Ethnicity**
Non-Hispanic White	508
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	248
From 75 to 84	182
85 and over	90
Less than 65	30

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2015

Hypertension	68
High Cholesterol	67
Stroke	0
Ischemic Heart Disease	27
Depression	15
Chronic Kidney Disease	19
Asthma	11
Osteoperosis	5
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	11
Diabetes	21
Dementia	4
Cancer	9

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2016 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	176
eye procedures	563

2016 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	119
Female	163

**Ethnicity**
Non-Hispanic White	252
Black	0
Hispanic	19
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	130
From 75 to 84	94
85 and over	42
Less than 65	16

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2016

Hypertension	71
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	26
Depression	12
Chronic Kidney Disease	24
Asthma	12
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	11
Diabetes	27
Dementia	5
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2017 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	292
eye procedures	494

2017 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	115
Female	173

**Ethnicity**
Non-Hispanic White	263
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	107
85 and over	36
Less than 65	12

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2017

Hypertension	65
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	21
Depression	11
Chronic Kidney Disease	23
Asthma	5
Osteoperosis	4
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	9
Diabetes	26
Dementia	6
Cancer	7

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2018 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	339
eye procedures	382

2018 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	117
Female	164

**Ethnicity**
Non-Hispanic White	254
Black	0
Hispanic	13
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	120
From 75 to 84	106
85 and over	42
Less than 65	13

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2018

Hypertension	69
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	24
Depression	14
Chronic Kidney Disease	27
Asthma	6
Osteoperosis	9
Atrial Fibrilation	12
Heart Failure	17
Chronic Obstructive Pulmonary Disease	13
Diabetes	27
Dementia	9
Cancer	8

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2019 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	329
eye procedures	378

2019 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	112
Female	167

**Ethnicity**
Non-Hispanic White	247
Black	0
Hispanic	15
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	117
From 75 to 84	107
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2019

Hypertension	70
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	27
Depression	10
Chronic Kidney Disease	25
Asthma	8
Osteoperosis	8
Atrial Fibrilation	13
Heart Failure	16
Chronic Obstructive Pulmonary Disease	11
Diabetes	24
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2020 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

doctor visit	125
eye procedures	156

2020 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	58
Female	102

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

**Age**
From 65 to 74	66
From 75 to 84	67
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2020

Hypertension	70
High Cholesterol	69
Stroke	0
Ischemic Heart Disease	18
Depression	10
Chronic Kidney Disease	28
Asthma	11
Osteoperosis	11
Atrial Fibrilation	9
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	28
Dementia	8
Cancer	8

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2021 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

eye procedures	94

2021 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	35
Female	64

**Ethnicity**
Non-Hispanic White	85
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	41
From 75 to 84	34
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2021

Hypertension	74
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	18
Depression	17
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	11
Heart Failure	13
Chronic Obstructive Pulmonary Disease	0
Diabetes	31
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA during 2022 were eye procedures.

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

eye procedures	73

2022 Medicare Patient Data

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	37
Female	38

**Ethnicity**
Non-Hispanic White	63
Black	0
Hispanic	0
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	30
From 75 to 84	28
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2022

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	23
Depression	0
Chronic Kidney Disease	23
Asthma	0
Osteoperosis	0
Atrial Fibrilation	15
Heart Failure	15
Chronic Obstructive Pulmonary Disease	0
Diabetes	35
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Mr. Larry James Simpfenderfer, OD for Medicare patients.

The highest averages for the top procedures that Mr. Larry James Simpfenderfer, OD treated as an optometrist in Lodi, CA were eye procedures and ultrasound (sonogram).

doctor visit	233
eye procedures	620
ultrasound (sonogram)	11

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Mr. Larry James Simpfenderfer, OD.

**Gender**
Male	95
Female	140

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	0
Non-Hispanic White	213
Native American / Alaskan Native	0
Hispanic	5
Other	0

**Age**
75 to 84	84
85 and over	27
Less than 65	9
65 to 74	103

Average of Total of Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD From 2012 - 2022

The highest averages of the most common conditions of Medicare patients that Mr. Larry James Simpfenderfer, OD treated were hypertension, high cholesterol, diabetes and chronic kidney disease.

Hypertension	63
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	21
Depression	10
Chronic Kidney Disease	21
Asthma	6
Osteoporosis	4
Heart Failure	13
Chronic Obstructive Pulmonary Disease	7
Diabetes	24
Atrial Fibrillation	10
Dementia	4
Cancer	7

Education & Training

He has a state license in California.

Licensed In: California

Ratings & Reviews

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General Payments

These charts describe general payments received by Mr. Larry James Simpfenderfer, OD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Oyster Point Pharma, Inc.	$66 TYRVAYA $66
OPTOVUE, INC.	$66 iVue $66
Optos, Inc.	$56 scanning laser ophthalmoscope $56
AbbVie Inc.	$20 VUITY $20
Allergan Inc.	$19 RESTASIS $19
Other	$17 None Specified $17

**Types of Payments**
Food and Beverage	$227
Gift	$17

Biography

Dr. Larry Simpfenderfer works as an optometry (primary eye care) specialist in Lodi, CA. Dr. Simpfenderfer has obtained a license to practice in California.

Select Year:

Mr. Larry James Simpfenderfer, OD

Office Locations

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 Mr. Larry James Simpfenderfer, OD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Mr. Larry James Simpfenderfer, OD 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 Mr. Larry James Simpfenderfer, OD From 2012 - 2022

Education & Training

Ratings & Reviews

General Payments

Biography

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