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Home > CA Providers > Ophthalmologists

Dr. Charlene D. Chang-Smith, MD

(2 Ratings)

Specializes in: Ophthalmology (Eye Disease)

2809 Olive Highway Suite 250
Oroville, CA 95966

(530) 532-7650

Dr. Charlene D. Chang-Smith, MD is an ophthalmologist in Oroville, CA specializing in ophthalmology (eye disease).

Office Locations

2809 Olive Highway Suite 250
Oroville, CA 95966

(530) 532-7650

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Noteworthy Medicare Patient Procedures Performed by Dr. Charlene D. Chang-Smith, MD in 2023

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

Top 5%

By Volume:

ophthalmic ultrasound

In 2023, Dr. Charlene D. Chang-Smith, MD performed more ophthalmic ultrasound procedures for Medicare patients than 95% of providers in related specialties within California.

Top 25%

By Volume:

anterior segment surgery

extracapsular cataract extraction with IOL implantation

eye procedures

In 2012, Dr. Charlene D. Chang-Smith, MD performed more anterior segment surgery, extracapsular cataract extraction (ECCE) with IOL implantation, and eye 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. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2012 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	35
doctor visit	521
eye procedures	1823
laser treatment	35
plastic surgery procedures	14
ultrasound (sonogram)	223

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2013 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	39
doctor visit	596
eye procedures	1911
laser treatment	39
ultrasound (sonogram)	263

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	311
Female	464

**Ethnicity**
Non-Hispanic White	695
Black	16
Hispanic	33
Asian	16
Other	0
Native American	0

**Age**
From 65 to 74	358
From 75 to 84	272
85 and over	83
Less than 65	62

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2013

Hypertension	67
High Cholesterol	52
Stroke	5
Ischemic Heart Disease	27
Depression	11
Chronic Kidney Disease	18
Asthma	6
Osteoperosis	5
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	14
Diabetes	31
Dementia	6
Cancer	9

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2014 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	40
doctor visit	661
eye procedures	2137
laser treatment	40
ultrasound (sonogram)	295

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	323
Female	489

**Ethnicity**
Non-Hispanic White	723
Black	15
Hispanic	32
Asian	21
Other	0
Native American	0

**Age**
From 65 to 74	354
From 75 to 84	299
85 and over	92
Less than 65	67

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2014

Hypertension	67
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	24
Depression	15
Chronic Kidney Disease	19
Asthma	7
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	30
Dementia	5
Cancer	13

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2015 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	31
doctor visit	621
eye procedures	2011
laser treatment	31
ultrasound (sonogram)	258

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	698
Female	962

**Ethnicity**
Non-Hispanic White	1460
Black	32
Hispanic	72
Asian	52
Other	22
Native American	22

**Age**
From 65 to 74	754
From 75 to 84	584
85 and over	190
Less than 65	132

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2015

Hypertension	64
High Cholesterol	52
Stroke	6
Ischemic Heart Disease	24
Depression	16
Chronic Kidney Disease	21
Asthma	10
Osteoperosis	7
Atrial Fibrilation	9
Heart Failure	12
Chronic Obstructive Pulmonary Disease	16
Diabetes	30
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2016 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	28
doctor visit	620
eye procedures	1830
laser treatment	28
ultrasound (sonogram)	231

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	313
Female	454

**Ethnicity**
Non-Hispanic White	675
Black	11
Hispanic	39
Asian	23
Other	0
Native American	0

**Age**
From 65 to 74	342
From 75 to 84	290
85 and over	85
Less than 65	50

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2016

Hypertension	65
High Cholesterol	51
Stroke	5
Ischemic Heart Disease	24
Depression	12
Chronic Kidney Disease	22
Asthma	16
Osteoperosis	7
Atrial Fibrilation	10
Heart Failure	15
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	7
Cancer	11

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2017 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	40
doctor visit	498
eye procedures	1679
laser treatment	40
ultrasound (sonogram)	192

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	319
Female	459

**Ethnicity**
Non-Hispanic White	666
Black	14
Hispanic	43
Asian	25
Other	13
Native American	17

**Age**
From 65 to 74	329
From 75 to 84	295
85 and over	99
Less than 65	55

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2017

Hypertension	65
High Cholesterol	50
Stroke	6
Ischemic Heart Disease	25
Depression	13
Chronic Kidney Disease	28
Asthma	5
Osteoperosis	6
Atrial Fibrilation	9
Heart Failure	14
Chronic Obstructive Pulmonary Disease	13
Diabetes	31
Dementia	8
Cancer	12

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2018 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	28
doctor visit	456
eye procedures	1376
laser treatment	28
ultrasound (sonogram)	203

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	287
Female	435

**Ethnicity**
Non-Hispanic White	631
Black	0
Hispanic	36
Asian	29
Other	0
Native American	0

**Age**
From 65 to 74	328
From 75 to 84	248
85 and over	88
Less than 65	58

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2018

Hypertension	63
High Cholesterol	51
Stroke	4
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	6
Atrial Fibrilation	10
Heart Failure	11
Chronic Obstructive Pulmonary Disease	16
Diabetes	31
Dementia	6
Cancer	12

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2019 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	37
doctor visit	147
eye procedures	2671
laser treatment	37
ultrasound (sonogram)	318

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	413
Female	572

**Ethnicity**
Non-Hispanic White	853
Black	0
Hispanic	62
Asian	29
Other	0
Native American	17

**Age**
From 65 to 74	413
From 75 to 84	366
85 and over	125
Less than 65	81

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2019

Hypertension	67
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	29
Depression	15
Chronic Kidney Disease	28
Asthma	5
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	14
Chronic Obstructive Pulmonary Disease	16
Diabetes	32
Dementia	8
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2020 were eye procedures, ultrasound (sonogram), capsulotomy and laser treatment.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	33
doctor visit	44
eye procedures	2861
laser treatment	33
ultrasound (sonogram)	358

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	374
Female	576

**Ethnicity**
Non-Hispanic White	799
Black	18
Hispanic	64
Asian	25
Other	12
Native American	32

**Age**
From 65 to 74	396
From 75 to 84	353
85 and over	128
Less than 65	73

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2020

Hypertension	66
High Cholesterol	50
Stroke	4
Ischemic Heart Disease	28
Depression	14
Chronic Kidney Disease	25
Asthma	5
Osteoperosis	6
Atrial Fibrilation	12
Heart Failure	14
Chronic Obstructive Pulmonary Disease	15
Diabetes	31
Dementia	8
Cancer	10

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2021 were eye procedures, ultrasound (sonogram), laser treatment and capsulotomy.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	31
doctor visit	75
eye procedures	3157
laser treatment	86
ultrasound (sonogram)	317

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	397
Female	609

**Ethnicity**
Non-Hispanic White	849
Black	18
Hispanic	59
Asian	39
Other	12
Native American	29

**Age**
From 65 to 74	387
From 75 to 84	372
85 and over	167
Less than 65	80

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2021

Hypertension	66
High Cholesterol	50
Stroke	3
Ischemic Heart Disease	27
Depression	14
Chronic Kidney Disease	24
Asthma	4
Osteoperosis	7
Atrial Fibrilation	11
Heart Failure	12
Chronic Obstructive Pulmonary Disease	15
Diabetes	32
Dementia	8
Cancer	9

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2022 were eye procedures, ultrasound (sonogram), laser treatment and capsulotomy.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	54
doctor visit	32
eye procedures	3149
laser treatment	94
ultrasound (sonogram)	345

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	411
Female	596

**Ethnicity**
Non-Hispanic White	845
Black	17
Hispanic	65
Asian	46
Other	15
Native American	19

**Age**
From 65 to 74	429
From 75 to 84	362
85 and over	143
Less than 65	73

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2022

Hypertension	74
High Cholesterol	65
Stroke	5
Ischemic Heart Disease	22
Depression	14
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	10
Atrial Fibrilation	14
Heart Failure	13
Chronic Obstructive Pulmonary Disease	17
Diabetes	35
Dementia	5
Cancer	14

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA during 2023 were eye procedures, ultrasound (sonogram), laser treatment and capsulotomy.

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

capsulotomy	39
doctor visit	20
eye procedures	2885
laser treatment	75
ultrasound (sonogram)	305

2023 Medicare Patient Data

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Male	367
Female	544

**Ethnicity**
Non-Hispanic White	764
Black	15
Hispanic	56
Asian	36
Other	18
Native American	22

**Age**
From 65 to 74	376
From 75 to 84	342
85 and over	139
Less than 65	54

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2023

Hypertension	75
High Cholesterol	66
Stroke	3
Ischemic Heart Disease	23
Depression	14
Chronic Kidney Disease	17
Asthma	7
Osteoperosis	11
Atrial Fibrilation	18
Heart Failure	12
Chronic Obstructive Pulmonary Disease	18
Diabetes	33
Dementia	4
Cancer	14

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Dr. Charlene D. Chang-Smith, MD for Medicare patients.

The highest averages for the top procedures that Dr. Charlene D. Chang-Smith, MD treated as an ophthalmologist in Oroville, CA were eye procedures, ultrasound (sonogram), laser treatment and capsulotomy.

capsulotomy	36
doctor visit	357
eye procedures	2290
laser treatment	47
plastic surgery procedures	14
ultrasound (sonogram)	275

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Dr. Charlene D. Chang-Smith, MD.

**Gender**
Female	513
Male	351

**Ethnicity**
Black / African American	13
Asian / Pacific Islander	28
Non-Hispanic White	746
Native American / Alaskan Native	13
Hispanic	46
Other	7

**Age**
75 to 84	315
85 and over	111
Less than 65	65
65 to 74	372

Average of Total of Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Dr. Charlene D. Chang-Smith, MD treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	61
High Cholesterol	49
Stroke	4
Ischemic Heart Disease	23
Depression	12
Chronic Kidney Disease	20
Asthma	6
Osteoporosis	6
Heart Failure	12
Chronic Obstructive Pulmonary Disease	14
Diabetes	28
Atrial Fibrillation	10
Dementia	6
Cancer	10

Education & Training

She has a state license in California.

Licensed In: California

Ratings & Reviews

Dr. Charlene D. Chang-Smith, MD has an exceptional overall rating with an average of 4.5 out of 5 stars based on 2 ratings. We collect ratings and reviews of Dr. Charlene D. Chang-Smith, MD from all over the web to help you find the right in Oroville, CA.

4.5

Overall Rating

(2 Ratings)

Leave a Review

General Payments

These charts describe general payments received by Dr. Charlene D. Chang-Smith, MD. Doctors may receive payments for a number of reasons, including meal compensation, travel compensation, and consulting.

**Payments by Company**
Medtronic MiniMed, Inc.	$132,733 InPen $132,733
Medtronic, Inc.	$5,513 INPEN SMART INSULIN DELIVERY SYSTEM $5,513
Carl Zeiss Meditec, Inc.	$1,060 $1,060
Allergan Inc.	$260 LUMIGAN $100	COMBIGAN $94	RESTASIS $51	ACZONE $15
AbbVie Inc.	$163 XEN GLAUCOMA TREATMENT SYSTEM $163
Other	$430 XEN GLAUCOMA TREATMENT SYSTEM $63	ISTENT TRABECULAR MICRO-BYPASS STENT SYSTEM $50	OMNI Surgical System $36	ARGOS $32	Lumera 700 $27	Other $222

**Types of Payments**
Royalty or License	$132,733
Acquisitions	$5,513
Debt forgiveness	$1,060
Food and Beverage	$853

Biography

Dr. Charlene Chang-Smith is an ophthalmology (eye disease) specialist in Oroville, CA. She attended medical school at Loma Linda University School of Medicine.

Select Year:

Dr. Charlene D. Chang-Smith, MD

Office Locations

Noteworthy Medicare Patient Procedures Performed by Dr. Charlene D. Chang-Smith, MD in 2023

By Volume:

By Volume:

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. Charlene D. Chang-Smith, MD in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, MD in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Dr. Charlene D. Chang-Smith, 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. Charlene D. Chang-Smith, MD From 2012 - 2023

Education & Training

Ratings & Reviews

General Payments

Biography

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