In 2012, among providers in related specialties within California, Ms. Yongching Chang-Allen, MA, CCC-A performed more hearing evaluation, hearing test, pure-tone threshold audiometry, and speech reception threshold (SRT) procedures for Medicare patients than 75% of them and she also had a list price for audiometry test, pure-tone audiometry, pure-tone threshold audiometry, speech audiometry, speech reception threshold (SRT), and threshold audiometry 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 Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2012 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	397
ear procedures	397

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2013 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	342
ear procedures	342

2013 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	82
Female	106

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	24
Asian	148
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	66
85 and over	89
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2013

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	51
Depression	10
Chronic Kidney Disease	31
Asthma	13
Osteoperosis	30
Atrial Fibrilation	7
Heart Failure	25
Chronic Obstructive Pulmonary Disease	28
Diabetes	51
Dementia	20
Cancer	7

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2014 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	280
ear procedures	280

2014 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	75
Female	76

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	126
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	66
85 and over	59
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2014

Hypertension	75
High Cholesterol	56
Stroke	0
Ischemic Heart Disease	54
Depression	11
Chronic Kidney Disease	39
Asthma	9
Osteoperosis	26
Atrial Fibrilation	9
Heart Failure	28
Chronic Obstructive Pulmonary Disease	30
Diabetes	52
Dementia	27
Cancer	9

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2015 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	166
ear procedures	166

2015 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	84
Female	98

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	154
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	70
85 and over	84
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2015

Hypertension	75
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	55
Depression	25
Chronic Kidney Disease	36
Asthma	19
Osteoperosis	31
Atrial Fibrilation	0
Heart Failure	25
Chronic Obstructive Pulmonary Disease	26
Diabetes	48
Dementia	29
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2016 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	217
ear procedures	217

2016 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	50
Female	58

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	88
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	42
85 and over	44
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2016

Hypertension	75
High Cholesterol	61
Stroke	0
Ischemic Heart Disease	44
Depression	17
Chronic Kidney Disease	33
Asthma	24
Osteoperosis	30
Atrial Fibrilation	11
Heart Failure	16
Chronic Obstructive Pulmonary Disease	27
Diabetes	44
Dementia	22
Cancer	0

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2017 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	198
ear procedures	198

2017 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	36
Female	64

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	88
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	32
85 and over	51
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2017

Hypertension	75
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	60
Depression	24
Chronic Kidney Disease	50
Asthma	11
Osteoperosis	35
Atrial Fibrilation	11
Heart Failure	19
Chronic Obstructive Pulmonary Disease	29
Diabetes	53
Dementia	28
Cancer	0

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2018 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	270
ear procedures	270

2018 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	63
Female	71

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	110
Other	0
Native American	0

**Age**
From 65 to 74	25
From 75 to 84	41
85 and over	68
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2018

Hypertension	75
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	55
Depression	16
Chronic Kidney Disease	54
Asthma	9
Osteoperosis	31
Atrial Fibrilation	13
Heart Failure	25
Chronic Obstructive Pulmonary Disease	28
Diabetes	51
Dementia	29
Cancer	11

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2019 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	248
ear procedures	248

2019 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	56
Female	64

**Age**
From 65 to 74	0
From 75 to 84	41
85 and over	66
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2019

Hypertension	75
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	55
Depression	14
Chronic Kidney Disease	60
Asthma	9
Osteoperosis	29
Atrial Fibrilation	11
Heart Failure	26
Chronic Obstructive Pulmonary Disease	27
Diabetes	59
Dementia	30
Cancer	10

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2020 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	144
ear procedures	144

2020 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	26
Female	43

**Age**
From 65 to 74	0
From 75 to 84	0
85 and over	36
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2020

Hypertension	75
High Cholesterol	71
Stroke	0
Ischemic Heart Disease	59
Depression	0
Chronic Kidney Disease	55
Asthma	0
Osteoperosis	36
Atrial Fibrilation	0
Heart Failure	23
Chronic Obstructive Pulmonary Disease	20
Diabetes	57
Dementia	32
Cancer	0

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2021 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	474
ear procedures	474

2021 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	108
Female	127

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	216
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	80
85 and over	79
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2021

Hypertension	75
High Cholesterol	74
Stroke	0
Ischemic Heart Disease	41
Depression	15
Chronic Kidney Disease	52
Asthma	8
Osteoperosis	37
Atrial Fibrilation	6
Heart Failure	19
Chronic Obstructive Pulmonary Disease	23
Diabetes	45
Dementia	26
Cancer	11

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2022 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	702
ear procedures	702

2022 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	142
Female	206

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	0
Asian	333
Other	0
Native American	0

**Age**
From 65 to 74	127
From 75 to 84	115
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2022

Hypertension	75
High Cholesterol	75
Stroke	7
Ischemic Heart Disease	32
Depression	13
Chronic Kidney Disease	44
Asthma	8
Osteoperosis	41
Atrial Fibrilation	11
Heart Failure	15
Chronic Obstructive Pulmonary Disease	20
Diabetes	57
Dementia	13
Cancer	11

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

The top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA during 2023 were ear procedures and diagnostic procedures.

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

diagnostic procedures	644
ear procedures	644

2023 Medicare Patient Data

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Male	124
Female	180

**Ethnicity**
Non-Hispanic White	0
Black	0
Hispanic	12
Asian	278
Other	0
Native American	0

**Age**
From 65 to 74	0
From 75 to 84	103
85 and over	109
Less than 65	0

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2023

Hypertension	75
High Cholesterol	75
Stroke	8
Ischemic Heart Disease	39
Depression	13
Chronic Kidney Disease	47
Asthma	12
Osteoperosis	40
Atrial Fibrilation	13
Heart Failure	18
Chronic Obstructive Pulmonary Disease	30
Diabetes	54
Dementia	18
Cancer	12

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2023

Volume of procedures performed by Ms. Yongching Chang-Allen, MA, CCC-A for Medicare patients.

The highest averages for the top procedures that Ms. Yongching Chang-Allen, MA, CCC-A treated as an audiologist in Alhambra, CA were ear procedures and diagnostic procedures.

diagnostic procedures	340
ear procedures	340

Average Medicare Patient Data From 2012 - 2023

Information about Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A.

**Gender**
Female	91
Male	70

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	128
Non-Hispanic White	0
Hispanic	3
Native American / Alaskan Native	0
Other	0

**Age**
85 and over	57
75 to 84	54
Less than 65	0
65 to 74	12

Average of Total of Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A From 2012 - 2023

The highest averages of the most common conditions of Medicare patients that Ms. Yongching Chang-Allen, MA, CCC-A treated were hypertension, high cholesterol, diabetes and ischemic heart disease.

Hypertension	68
High Cholesterol	60
Stroke	1
Ischemic Heart Disease	45
Depression	13
Chronic Kidney Disease	41
Asthma	10
Osteoporosis	30
Heart Failure	19
Chronic Obstructive Pulmonary Disease	24
Diabetes	47
Atrial Fibrillation	7
Dementia	22
Cancer	5

Education & Training

She has a state license in California.

Licensed In: California

Ratings & Reviews

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Biography

Ms. Yongching Chang-Allen is an audiology specialist in Alhambra, CA. Ms. Chang-Allen obtained a license to practice in California.

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Ms. Yongching Chang-Allen, MA, CCC-A

Office Locations

Noteworthy Medicare Patient Procedures Performed by Ms. Yongching Chang-Allen, MA, CCC-A in 2023

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 Ms. Yongching Chang-Allen, MA, CCC-A in 2013

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

2014 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2014

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

2015 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2015

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

2016 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2016

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

2017 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2017

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

2018 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2018

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

2019 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2019

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

2020 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2020

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

2021 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2021

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

2022 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A in 2022

Medicare Procedure and Patient Information

2023 Medicare Procedure Volume

2023 Medicare Patient Data

Conditions of Medicare patients treated by Ms. Yongching Chang-Allen, MA, CCC-A 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 Ms. Yongching Chang-Allen, MA, CCC-A From 2012 - 2023

Education & Training

Ratings & Reviews

Biography

Audiologists in Nearby Locations

Other Providers in Alhambra, CA