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Dr. Ying Chi, MD

(Dr. Ying Chi, M.D.)

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Specializes in: Orthopedics/Orthopedic Surgery and Hand Surgery

University of Washington School of Medicine (2004)

15000 Kensington Park Drive Suite 350
Tustin, CA

(714) 434-3518

Dr. Ying Chi, MD is an orthopedist in Fountain Valley, CA specializing in orthopedics/orthopedic surgery and hand surgery. She graduated from University of Washington School of Medicine in 2004 and has 22 years of experience. Dr. Ying Chi, MD is affiliated with Hoag, MemorialCare, MemorialCare Medical Group and Edinger Medical Group MemorialCare Independent Physicians.

Office Locations

11190 Warner Avenue Suite 307
Fountain Valley, CA

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Hoag

11190 Warner Avenue Suite 307
Fountain Valley, CA 92708

(714) 434-3518

(714) 434-3759

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Edinger Medical Group MemorialCare Independent Physicians

15000 Kensington Park Drive Suite 350
Tustin, CA

(714) 434-3518

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In The News

“Dr. Ying Chi, an orthopedic surgeon, said she loves the three-bedroom, four-level townhome she bought last year in Irvine's Central Park West development because it's low-maintenance and secure.”—"Condos outperform the market as prices jump", The Orange County Register, September 2013

Noteworthy Medicare Patient Procedures Performed by Dr. Ying Chi, MD in 2023

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

Top 5%

By Volume:

adjacent tissue transfer

marginal excision of soft tissue tumor

peripheral nerve block

removal of internal scar tissue

soft tissue excisional biopsy

upper extremity surgery

vascular malformation excision

By Affordability:

adjacent tissue transfer

flexor tenolysis

hand extensor tenolysis

hand flexor tenolysis

tenolysis

In 2023, among providers in related specialties within California, Dr. Ying Chi, MD performed more adjacent tissue transfer, biopsy, finger capsulectomy, finger capsulotomy, joint surgery, marginal excision of soft tissue tumor, peripheral nerve block, removal of internal scar tissue, soft tissue excisional biopsy, soft tissue surgery, tendon surgery, tenolysis, tumor removal, upper extremity surgery, and vascular malformation excision procedures for Medicare patients than 95% of them and she also had a list price for adjacent tissue transfer, flexor tenolysis, hand extensor tenolysis, hand flexor tenolysis, and tenolysis that was lower than the list prices billed to Medicare by 95% 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.

Top 10%

By Volume:

excision

By Affordability:

lysis of adhesions

In 2023, among providers in related specialties within California, Dr. Ying Chi, MD performed more excision procedures for Medicare patients than 90% of them and she also had a list price for lysis of adhesions that was lower than the list prices billed to Medicare by 90% 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.

Top 25%

By Volume:

tenosynovectomy

trigger finger surgery

wrist bursectomy

By Affordability:

arm immobilization

casting

ligament injection

soft tissue injections

tendon sheath injection

In 2012, among providers in related specialties within California, Dr. Ying Chi, MD performed more tenosynovectomy, trigger finger surgery, and wrist bursectomy procedures for Medicare patients than 75% of them and she also had a list price for arm immobilization, casting (cast application), ligament injection, soft tissue injections, and tendon sheath injection 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

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

doctor visit	29

Medicare Procedure and Patient Information

2013 Medicare Procedure Volume

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

doctor visit	66

2013 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	20
Female	41

**Ethnicity**
Non-Hispanic White	28
Black	0
Hispanic	16
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	19
From 75 to 84	17
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2013

Hypertension	70
High Cholesterol	49
Stroke	0
Ischemic Heart Disease	38
Depression	25
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	23
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2014 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2014 were injections.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

doctor visit	67
injections	17

2014 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	28
Female	40

**Ethnicity**
Non-Hispanic White	41
Black	0
Hispanic	11
Asian	0
Other	0
Native American	0

**Age**
From 65 to 74	31
From 75 to 84	16
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2014

Hypertension	51
High Cholesterol	51
Stroke	0
Ischemic Heart Disease	31
Depression	0
Chronic Kidney Disease	18
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2015 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2015 were injections and aspiration.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

aspiration	17
doctor visit	122
injections	41

2015 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	64
Female	120

**Ethnicity**
Non-Hispanic White	120
Black	0
Hispanic	0
Asian	30
Other	0
Native American	0

**Age**
From 65 to 74	100
From 75 to 84	46
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2015

Hypertension	58
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	26
Depression	25
Chronic Kidney Disease	20
Asthma	13
Osteoperosis	18
Atrial Fibrilation	0
Heart Failure	0
Chronic Obstructive Pulmonary Disease	12
Diabetes	28
Dementia	0
Cancer	0

Medicare Procedure and Patient Information

2016 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2016 were injections.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

doctor visit	179
injections	41

2016 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	53
Female	92

**Ethnicity**
Non-Hispanic White	103
Black	0
Hispanic	0
Asian	22
Other	0
Native American	0

**Age**
From 65 to 74	58
From 75 to 84	46
85 and over	16
Less than 65	25

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2016

Hypertension	66
High Cholesterol	58
Stroke	0
Ischemic Heart Disease	26
Depression	28
Chronic Kidney Disease	28
Asthma	14
Osteoperosis	13
Atrial Fibrilation	8
Heart Failure	10
Chronic Obstructive Pulmonary Disease	9
Diabetes	30
Dementia	10
Cancer	10

Medicare Procedure and Patient Information

2017 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2017 were injections, aspiration, synovectomy and joint surgery.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

aspiration	41
doctor visit	172
injections	69
joint surgery	14
synovectomy	14
tendon surgery	14
upper extremity surgery	14

2017 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	51
Female	61

**Ethnicity**
Non-Hispanic White	79
Black	0
Hispanic	0
Asian	20
Other	0
Native American	0

**Age**
From 65 to 74	59
From 75 to 84	31
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2017

Hypertension	62
High Cholesterol	57
Stroke	0
Ischemic Heart Disease	22
Depression	25
Chronic Kidney Disease	28
Asthma	0
Osteoperosis	0
Atrial Fibrilation	0
Heart Failure	11
Chronic Obstructive Pulmonary Disease	11
Diabetes	29
Dementia	0
Cancer	13

Medicare Procedure and Patient Information

2018 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2018 were injections, upper extremity surgery, tendon surgery and aspiration.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

aspiration	57
diagnostic procedures	18
doctor visit	184
excision	18
injections	111
plastic surgery procedures	19
reconstructive surgery	19
removal of internal scar tissue	25
removal of lesion (e.g. growth)	18
soft tissue surgery	18
synovectomy	24
tendon surgery	67
tissue transfer	19
upper extremity surgery	67
vascular procedures	18
wound repair (e.g. stitches)	19

2018 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	62
Female	86

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

**Age**
From 65 to 74	84
From 75 to 84	48
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2018

Hypertension	61
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	24
Depression	20
Chronic Kidney Disease	26
Asthma	7
Osteoperosis	11
Atrial Fibrilation	11
Heart Failure	11
Chronic Obstructive Pulmonary Disease	9
Diabetes	32
Dementia	7
Cancer	10

Medicare Procedure and Patient Information

2019 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2019 were upper extremity surgery, injections, tendon surgery and removal of internal scar tissue.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

aspiration	61
capsulotomy	18
diagnostic procedures	20
doctor visit	246
excision	20
immobilization	16
injections	121
joint surgery	32
nerve block	53
plastic surgery procedures	17
reconstructive surgery	17
removal of internal scar tissue	72
removal of lesion (e.g. growth)	20
soft tissue surgery	20
synovectomy	37
tendon surgery	107
tissue transfer	17
upper extremity surgery	125
vascular procedures	20
wound repair (e.g. stitches)	17

2019 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	68
Female	119

**Ethnicity**
Non-Hispanic White	141
Black	0
Hispanic	0
Asian	29
Other	0
Native American	0

**Age**
From 65 to 74	114
From 75 to 84	49
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2019

Hypertension	58
High Cholesterol	66
Stroke	0
Ischemic Heart Disease	24
Depression	13
Chronic Kidney Disease	26
Asthma	6
Osteoperosis	17
Atrial Fibrilation	11
Heart Failure	9
Chronic Obstructive Pulmonary Disease	9
Diabetes	27
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

2020 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2020 were upper extremity surgery, injections, tendon surgery and removal of internal scar tissue.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

aspiration	53
capsulotomy	16
decompression surgery	12
doctor visit	245
injections	131
joint surgery	31
nerve block	52
nerve procedures	12
open surgery	12
plastic surgery procedures	18
reconstructive surgery	18
removal of internal scar tissue	63
synovectomy	42
tendon surgery	114
tissue transfer	18
upper extremity surgery	142
wound repair (e.g. stitches)	18

2020 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	64
Female	120

**Ethnicity**
Non-Hispanic White	128
Black	0
Hispanic	0
Asian	39
Other	0
Native American	0

**Age**
From 65 to 74	108
From 75 to 84	65
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2020

Hypertension	52
High Cholesterol	59
Stroke	0
Ischemic Heart Disease	27
Depression	16
Chronic Kidney Disease	20
Asthma	7
Osteoperosis	14
Atrial Fibrilation	9
Heart Failure	0
Chronic Obstructive Pulmonary Disease	0
Diabetes	19
Dementia	0
Cancer	12

Medicare Procedure and Patient Information

2021 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2021 were upper extremity surgery, tendon surgery, removal of internal scar tissue and injections.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

aspiration	40
debridement (removal of unhealthy tissue)	12
diagnostic procedures	34
doctor visit	259
excision	34
immobilization	14
injections	103
joint surgery	18
nerve block	87
plastic surgery procedures	31
reconstructive surgery	31
removal of internal scar tissue	111
removal of lesion (e.g. growth)	34
soft tissue surgery	34
synovectomy	69
tendon surgery	227
tissue transfer	31
upper extremity surgery	227
vascular procedures	34
wound repair (e.g. stitches)	31

2021 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	80
Female	132

**Ethnicity**
Non-Hispanic White	152
Black	0
Hispanic	0
Asian	42
Other	0
Native American	0

**Age**
From 65 to 74	133
From 75 to 84	62
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2021

Hypertension	61
High Cholesterol	62
Stroke	0
Ischemic Heart Disease	29
Depression	19
Chronic Kidney Disease	24
Asthma	5
Osteoperosis	11
Atrial Fibrilation	7
Heart Failure	10
Chronic Obstructive Pulmonary Disease	8
Diabetes	26
Dementia	7
Cancer	15

Medicare Procedure and Patient Information

2022 Medicare Procedure Volume

The top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA during 2022 were upper extremity surgery, tendon surgery, removal of internal scar tissue and nerve block.

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

aspiration	23
debridement (removal of unhealthy tissue)	11
decompression surgery	21
diagnostic procedures	33
doctor visit	232
excision	33
injections	55
joint surgery	34
nerve block	84
nerve procedures	21
open surgery	21
plastic surgery procedures	36
reconstructive surgery	36
removal of internal scar tissue	151
removal of lesion (e.g. growth)	33
soft tissue surgery	33
synovectomy	84
tendon surgery	281
tissue transfer	36
upper extremity surgery	302
vascular procedures	33
wound repair (e.g. stitches)	36

2022 Medicare Patient Data

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Male	83
Female	112

**Ethnicity**
Non-Hispanic White	146
Black	0
Hispanic	0
Asian	30
Other	0
Native American	0

**Age**
From 65 to 74	104
From 75 to 84	68
85 and over	0
Less than 65	0

Conditions of Medicare patients treated by Dr. Ying Chi, MD in 2022

Hypertension	68
High Cholesterol	75
Stroke	0
Ischemic Heart Disease	21
Depression	13
Chronic Kidney Disease	17
Asthma	10
Osteoperosis	14
Atrial Fibrilation	11
Heart Failure	8
Chronic Obstructive Pulmonary Disease	9
Diabetes	23
Dementia	0
Cancer	11

Medicare Procedure and Patient Information

Average Medicare Procedure Volume From 2012 - 2022

Volume of procedures performed by Dr. Ying Chi, MD for Medicare patients.

The highest averages for the top procedures that Dr. Ying Chi, MD treated as an orthopedist in Fountain Valley, CA were upper extremity surgery, tendon surgery, removal of internal scar tissue and injections.

aspiration	41
capsulotomy	17
debridement (removal of unhealthy tissue)	11
decompression surgery	16
diagnostic procedures	26
doctor visit	163
excision	26
immobilization	15
injections	76
joint surgery	25
nerve block	69
nerve procedures	16
open surgery	16
plastic surgery procedures	24
reconstructive surgery	24
removal of internal scar tissue	84
removal of lesion (e.g. growth)	26
soft tissue surgery	26
synovectomy	45
tendon surgery	135
tissue transfer	24
upper extremity surgery	146
vascular procedures	26
wound repair (e.g. stitches)	24

Average Medicare Patient Data From 2012 - 2022

Information about Medicare patients treated by Dr. Ying Chi, MD.

**Gender**
Female	83
Male	52

**Ethnicity**
Black / African American	0
Asian / Pacific Islander	21
Non-Hispanic White	95
Native American / Alaskan Native	0
Hispanic	2
Other	0

**Age**
85 and over	1
75 to 84	40
Less than 65	2
65 to 74	73

Average of Total of Conditions of Medicare patients treated by Dr. Ying Chi, MD From 2012 - 2022

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

Hypertension	55
High Cholesterol	55
Stroke	0
Ischemic Heart Disease	24
Depression	16
Chronic Kidney Disease	21
Asthma	5
Osteoporosis	10
Heart Failure	5
Chronic Obstructive Pulmonary Disease	6
Diabetes	23
Atrial Fibrillation	5
Dementia	2
Cancer	7

Education & Training

Dr. Ying Chi, MD graduated from University of Washington School of Medicine in 2004. She completed residency at Henry Ford Hospital. She is certified by the American Board of Orthopedic Surgery - Orthopaedic Surgery and has a state license in Ohio.

Medical School: University of Washington School of Medicine (2004)

Residency: Henry Ford Hospital (2009)

Board Certification: American Board of Orthopedic Surgery - Orthopaedic Surgery

Licensed In: Ohio

Affiliations & Hospitals

Dr. Ying Chi, MD is associated with these hospitals and organizations:

Hoag

MemorialCare

MemorialCare Medical Group

Edinger Medical Group MemorialCare Independent Physicians

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General Payments

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

**Payments by Company**
Arthrex, Inc.	$1,138 ARTHREX PRODUCT LINE DISTAL EXTREMITY ARTHROSCOPY $1,100	ARTHREX PRODUCT LINE DISTAL EXTREMITY HANDWRISTFOOTANKLE $38
Stryker Corporation	$516 TRAUMA and EXTREMITIES $369	TRAUMA & EXTREMITIES $148
Biomet Orthopedics, LLC	$246 Extremities $143	ORTHO - KNEES $103
Integra LifeSciences Corporation	$167 INTEGRA FLOWABLE WOUND MATRIX $110	Recon-Nerve and Tendon Repair $29	Recon-Upper Extremity Metal $28
Amarin Pharma Inc.	$113 Vascepa $113
Other	$417 Trauma $105	Radiesse $102	INVOKANA $93	Implate $83	Catheter $13	Other $21

**Types of Payments**
Food and Beverage	$1,487
Education	$1,111

Biography

Dr. Ying Chi is a hand surgery and orthopedics/orthopedic surgery specialist in Fountain Valley, CA and Tustin, CA. These areas are among her clinical interests: replacement arthroplasty (joint replacement) and musculoskeletal problems. She is affiliated with Greater Newport Physicians, Hoag, and MemorialCare Medical Group. Unfortunately, according to Hoag, Dr. Chi is not currently accepting new patients. She attended the University of Washington School of Medicine and subsequently trained at Henry Ford Hospital for residency. Dr. Chi speaks Mandarin.