Dr. Michael Chien-Hui Yang, MD
- Medicare services, 2024
- 548
- Medicare patients, 2024
- 243
- Part D claims, 2024
- 2,042
- Publications
- 3
- MIPS score, 2024
- 89
- Practice address
- 36 West Yokuts Avenue, Suite 3, Stockton, CA 95207
- Practice phone
- Call (209) 952-1189
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Valley Laser & Surgery Center
Surgery Center - Medicare-Certified · Stockton, California
Find Dr. Yang's professional email, personal email and mobile number
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Dr. Michael Chien-Hui Yang is an ophthalmologist in Stockton, California
Dr. Yang practices at Valley Laser & Surgery Center in Stockton, California.
Dr. Yang's NPI, 1043206022, was assigned on September 23, 2005. Dr. Yang graduated from David Geffen School of Medicine at UCLA in 1986. Dr. Yang holds California license G61288.
- NPI
- 1043206022NPI Registry (opens in a new tab)
- NPI enumeration date
- September 23, 2005
- NPI status
- Active
- Practice phone
- (209) 952-1189
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 66
- Medical school graduation
- 1986
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Affiliation Data
Dr. Michael Chien-Hui Yang practices at Valley Laser & Surgery Center in Stockton, California
Dr. Yang's primary practice is Valley Laser & Surgery Center, at 36 West Yokuts Avenue, Suite 3, Stockton, CA 95207. The practice phone is (209) 952-1189.
- Valley Laser & Surgery Center36 West Yokuts Avenue, Suite 3, Stockton, CA 95207Phone(209) 952-1189
Source: Dmand AI Affiliation Data
Dr. Michael Chien-Hui Yang is affiliated with 2 sites of care and 1 medical group
Dr. Yang's primary practice is Valley Laser & Surgery Center in Stockton, California. The medical group on file is Cedars-Sinai Medical Group. Dmand AI also links Dr. Yang to 1 more group practice or clinic, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Michael Chien-Hui Yang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Yang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Valley Laser & Surgery Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
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Dr. Michael Chien-Hui Yang is one of 2,621 ophthalmologists in California
Ophthalmology is Dr. Yang's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Yang is board certified in ophthalmology by the American Board of Ophthalmology. Dr. Yang is licensed in California.
Specialties and state licenses
- Ophthalmology, CaliforniaPrimary
Clinical focus
Dmand AI lists cataract, cataract surgery with lens implant, conjunctivitis, dry eye, eyelid inflammation, glaucoma, glaucoma surgery and hereditary corneal conditions among the conditions Dr. Yang treats.
Ophthalmologists near Dr. Yang
Counts of ophthalmologists with a Dmand AI profile, by place and practice. Each opens the list.
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Michael Chien-Hui Yang billed Medicare for 548 services in 2024
CMS data shows 548 Medicare services from Dr. Yang across 11 procedure codes in 2024, for 243 Medicare patients. Medicare paid $72,988 for them.
Dr. Yang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 6232024: 40435%
- Surgery
- 2023: 1212024: 10612%
- Office and hospital visits
- 2023: 672024: 3843%
- Imaging
- 2023: 172024: 0100%
Where Dr. Yang's Medicare services took place, 2024
- In an office44281%
- In a facility10619%
Dr. Yang compared with the California median for ophthalmologists, 2024
- Dr. Yang
- California median
- Medicare services
- 548vs 1,07949% below
- Medicare patients
- 243vs 42142% below
- Part D claims
- 1,959vs 6183.2 times
Medians across 2,568 ophthalmologists in California with Dmand AI profiles that report each measure.
Dr. Yang's most billed Medicare procedure codes, 2024
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
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Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Yang and other ophthalmologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Michael Chien-Hui Yang treated 243 Medicare patients in 2024, average age 77
CMS counts 243 Medicare patients who saw Dr. Yang in 2024. The largest group is 75 to 84, with 123 patients. 75% of them have high cholesterol, and 67% have high blood pressure. 19% are also on Medicaid. Their average risk score is 1.23, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Yang's median patient age at 71, with 54% women.
Dr. Yang's Medicare patients by age, 2024
CMS leaves out age groups with fewer than 11 patients.
Dr. Yang's Medicare patients by sex, 2024
- Women14760%
- Men9640%
Chronic conditions among Dr. Yang's Medicare patients, 2024
- High cholesterol75%
- High blood pressure67%
- Arthritis54%
- Diabetes38%
- Ischemic heart disease33%
- Anxiety23%
- Chronic kidney disease23%
- Mood disorders23%
Share of Medicare patients with each condition. A patient can have several.
Dr. Yang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 71
Patient panel by sex, all payers
- Women54%
- Men45%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Michael Chien-Hui Yang wrote 2,042 Medicare Part D claims in 2024
In 2024, Dr. Yang wrote 2,042 Medicare Part D claims for 434 patients. 49% of them were for generic drugs. CMS names the drug for 1,959 of them, across 23 drugs with 11 or more claims each, at $204,936 in total drug cost. In 2023, CMS named 2,578 claims across 25 drugs.
Dr. Yang's Part D claims by kind of drug, 2024
- Generic992 claims49%
- Brand-name1,050 claims51%
Dr. Yang's most prescribed drugs by claims, 2024
CMS names a drug when it has 11 or more claims. Share is of the claims for drugs CMS names.
Drug classes CMS tracks in Dr. Yang's Part D claims, 2024
- Antibiotics1%15 of 2,042 claims
Share of all Part D claims for each drug class CMS reports on. Classes with no claims are left out.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 2,5782024: 1,95924%
Drugs named by CMS: 23 in 2024, 25 in 2023.
Sources: Medicare Part D Prescribers - by Provider and Drug (CMS), 2024 data, released May 6, 2026; and Medicare Part D Prescribers - by Provider (CMS), 2024 data
Dr. Michael Chien-Hui Yang scored 89 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 89 out of 100 for Dr. Yang for performance year 2024, reported as part of a group.
Dr. Yang's MIPS scores, performance year 2024
- 89of 100Final score
- 84.8of 100Quality
- 99of 100Promoting Interoperability
- 40of 100Improvement Activities
- 73of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Source: Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Michael Chien-Hui Yang has 3 publications on record
Dmand AI links 3 papers to Dr. Yang, published from 2018 to 2020. Dr. Yang's most frequent co-authors are Jorge Gamez, MD, Ken Y. Lin, MD, PhD and Antonio K. Liu, MD.
Dr. Yang's most frequent co-authors
Recent publications by Dr. Yang
Acta Ophthalmol
See who Dr. Yang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Yang works with, so you can find a warm path to the right ophthalmologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Michael Chien-Hui Yang received $2,704 in industry payments from 2016 to 2025
CMS Open Payments shows 71 general payments to Dr. Yang from 23 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 90% of the total. Shire North American Group Inc paid the most, $337.
General payments to Dr. Yang by program year, 2016 to 2025
General payments to Dr. Yang by kind, 2016 to 2025
- Food and beverage$2,44190%
- Speaker and faculty fees$1506%
- Education$1134%
Companies that paid Dr. Yang the most, 2016 to 2025
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Michael Chien-Hui Yang has 2 awards and honors on record
Dmand AI lists 2 awards for Dr. Yang, most recently CMS Stage 1 EHR in 2013.
Awards and honors for Dr. Yang
- 2013
- CMS Stage 1 EHR
- 2012
- AAO Fellow
Source: Dmand AI Professional Profile Data
Dr. Michael Chien-Hui Yang graduated from David Geffen School of Medicine at UCLA
Dr. Yang graduated from David Geffen School of Medicine at UCLA in 1986. Dr. Yang is a member of AAO.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Michael Chien-Hui Yang accepts plans from 6 insurance carriers
Dr. Yang is in network with 6 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
- Elevance
- Aetna
- Blue Cross Blue Shield of Michigan
- Humana
- Blue Cross Blue Shield of Massachusetts
- HCSC
Plan types Dr. Yang accepts, by number of carriers
- Medicare6
- PPO6
- HMO4
- POS3
- EPO2
- Medicaid1
Source: Dmand AI Insurance Network Data
Sources for Dr. Michael Chien-Hui Yang's profile data
| Data on this page | Source |
|---|---|
| NPI, name, sex, specialty and licenses | NPPES NPI Registry (CMS) (opens in a new tab)Dmand AI Professional Profile Data |
| Practice locations and phone | Dmand AI Affiliation Data |
| Primary practice, affiliations and health system | Dmand AI Affiliation DataDmand AI Org Hierarchy Data |
| Medicare services and procedure codes | Medicare Physician & Other Practitioners - by Provider and Service (CMS) (opens in a new tab) |
| State medians for the same specialty | Dmand AI Peer Benchmarks |
| Medicare patients and the all-payer patient panel | Dmand AI Patient Panel DataMedicare Physician & Other Practitioners - by Provider (CMS) (opens in a new tab) |
| Part D prescribing | Medicare Part D Prescribers - by Provider and Drug (CMS) (opens in a new tab)Medicare Part D Prescribers - by Provider (CMS) (opens in a new tab) |
| MIPS scores, telehealth, assignment and procedure percentiles | Clinician Public Reporting: Overall MIPS Performance (CMS) (opens in a new tab) |
| Publications, topics and co-authors | PubMed (National Library of Medicine) (opens in a new tab)Dmand AI Research Linkage |
| Industry payments | Open Payments (CMS) (opens in a new tab) |
| Awards and committee roles | Dmand AI Professional Profile Data |
| Training, board certification and memberships | Dmand AI Professional Profile Data |
| Insurance carriers and plan types | Dmand AI Insurance Network Data |
| EHR at each practice site | Dmand AI Technology Install Data |
| Similar physicians | Dmand AI Affiliation Data |
Data last refreshed October 2026Report an inaccuracyRemove my information
FAQ
Frequently asked questions about Dr. Michael Chien-Hui Yang
Spotted something out of date? Email hello@dmand.ai and we will check the record. Contact details live in the free trial.
What is Dr. Michael Chien-Hui Yang's NPI number?
Dr. Michael Chien-Hui Yang's NPI number is 1043206022. It was assigned on September 23, 2005, and it is active in the NPI Registry.
What kind of doctor is Dr. Michael Chien-Hui Yang?
Dr. Michael Chien-Hui Yang is an ophthalmologist in Stockton, California. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Michael Chien-Hui Yang practice?
Dr. Yang practices at 36 West Yokuts Avenue, Suite 3, Stockton, CA 95207. Dr. Yang's primary practice is Valley Laser & Surgery Center in Stockton, California. Dmand AI also links Dr. Yang to 1 group practice or clinic.
What is Dr. Michael Chien-Hui Yang's office phone number?
The practice phone on file for Dr. Yang is (209) 952-1189.
What is Dr. Michael Chien-Hui Yang's medical license number?
Dr. Yang holds California license G61288.
What medical group is Dr. Michael Chien-Hui Yang part of?
Dr. Yang is linked to Cedars-Sinai Medical Group.
Does Dr. Michael Chien-Hui Yang accept Medicare?
Yes. CMS data shows Dr. Yang billed Medicare for 548 services in 2024.
What is Dr. Michael Chien-Hui Yang's MIPS score?
Dr. Yang's MIPS final score for performance year 2024 is 89 out of 100, reported as part of a group.
How many Medicare patients does Dr. Michael Chien-Hui Yang see?
CMS counts 243 Medicare patients who saw Dr. Yang in 2024, with an average age of 77.
Is Dr. Michael Chien-Hui Yang board certified?
Yes. Dr. Yang is board certified in ophthalmology by the American Board of Ophthalmology.
Show 8 more questionsShow fewer questions
What services does Dr. Michael Chien-Hui Yang bill to Medicare?
In 2024, Dr. Yang's most billed Medicare services were eye exam or test (92012), eye exam or test (92014) and surgery: eye (66984).
Where did Dr. Michael Chien-Hui Yang go to medical school?
Dr. Yang graduated from David Geffen School of Medicine at UCLA in 1986.
What drugs does Dr. Michael Chien-Hui Yang prescribe most?
In 2024 Medicare Part D data, Dr. Yang's most prescribed drugs by claims were Latanoprost, Prednisolone Acetate and Ciprofloxacin HCl.
Has Dr. Michael Chien-Hui Yang received payments from drug or device companies?
CMS Open Payments shows $2,704 in general payments to Dr. Yang from 23 companies from 2016 to 2025. The largest total came from Shire North American Group Inc.
How long has Dr. Michael Chien-Hui Yang been practicing?
Dr. Yang graduated from medical school in 1986, 40 years ago.
Does Dr. Michael Chien-Hui Yang do research?
Dmand AI links 3 publications to Dr. Yang, published from 2018 to 2020.
Who does Dr. Michael Chien-Hui Yang publish with?
Dr. Yang's most frequent co-authors are Jorge Gamez, MD (1 shared paper), Ken Y. Lin, MD, PhD (1 shared paper) and Antonio K. Liu, MD (1 shared paper).
What insurance does Dr. Michael Chien-Hui Yang accept?
Dr. Yang is in network with 6 carriers, including Elevance, Aetna and Blue Cross Blue Shield of Michigan. Medicare plans come from the most carriers, 6. Check the plan with the practice before a visit.
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