Dr. Ta Chen Peter Chang, MD
- Medicare services, 2024
- 240
- Medicare patients, 2024
- 76
- Part D claims, 2024
- 1,038
- Publications
- 136
- MIPS score, 2024
- 88
- Practice address
- 1475 Nw 12th Ave, Miami, FL 33136
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Dr. Chang's professional email, personal email and mobile number
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Dr. Ta Chen Peter Chang is an ophthalmologist in Miami, Florida
Dr. Chang practices at Sylvester Comprehensive Cancer Center in Miami, Florida, part of University of Miami.
Dr. Chang's NPI, 1023298643, was assigned on November 12, 2007. Dr. Chang graduated from The Johns Hopkins University School of Medicine in 2005. Dr. Chang holds Florida license ME103859.
- NPI
- 1023298643NPI Registry (opens in a new tab)
- Medicare PAC ID
- 0840346359
- NPI enumeration date
- November 12, 2007
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 47
- Medical school graduation
- 2005
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Ta Chen Peter Chang practices at Sylvester Comprehensive Cancer Center in Miami, Florida
Dr. Chang's primary practice is Sylvester Comprehensive Cancer Center, at 1475 Nw 12th Ave, Miami, FL 33136.
- Sylvester Comprehensive Cancer Center1475 Nw 12th Ave, Miami, FL 33136
Source: Dmand AI Affiliation Data
Dr. Ta Chen Peter Chang is affiliated with 2 sites of care and 1 medical group
Dr. Chang's primary practice is Sylvester Comprehensive Cancer Center in Miami, Florida, part of University of Miami. The medical group on file is University of Miami Health System. Dmand AI also links Dr. Chang 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. Ta Chen Peter Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Dr. Chang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Sylvester Comprehensive Cancer 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. Ta Chen Peter Chang is one of 1,398 ophthalmologists in Florida
Ophthalmology is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 207W00000X. Dr. Chang is board certified in ophthalmology by the American Board of Ophthalmology. Dmand AI has Dr. Chang's licenses on file in 3 states: Florida, California and Tennessee.
Specialties and state licenses
- Ophthalmology, FloridaPrimary
- California license
- Tennessee license
Clinical focus
Dmand AI lists cataract, glaucoma and glaucoma surgery among the conditions Dr. Chang treats.
Ophthalmologists near Dr. Chang
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. Ta Chen Peter Chang billed Medicare for 240 services in 2024
CMS data shows 240 Medicare services from Dr. Chang across 6 procedure codes in 2024, for 76 Medicare patients. Medicare paid $9,304 for them. Every service was in a facility, such as a hospital, rather than an office.
Dr. Chang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 1142024: 1184%
- Office and hospital visits
- 2023: 1162024: 1078%
- Imaging
- 2023: 02024: 15
Dr. Chang compared with the Florida median for ophthalmologists, 2024
- Dr. Chang
- Florida median
- Medicare services
- 240vs 1,69986% below
- Medicare patients
- 76vs 55786% below
- Part D claims
- 942vs 81815% above
Medians across 1,345 ophthalmologists in Florida with Dmand AI profiles that report each measure.
Dr. Chang'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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Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Ta Chen Peter Chang treated 76 Medicare patients in 2024, average age 73
CMS counts 76 Medicare patients who saw Dr. Chang in 2024. The largest group is 75 to 84, with 31 patients. 75% of them have high cholesterol, and 70% have high blood pressure. 39% are also on Medicaid. Their average risk score is 1.18, where 1.00 is the Medicare average.
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 60, with 49% women.
Dr. Chang's Medicare patients by age, 2024
Dr. Chang's Medicare patients by sex, 2024
- Women4154%
- Men3546%
Chronic conditions among Dr. Chang's Medicare patients, 2024
- High cholesterol75%
- High blood pressure70%
- Arthritis45%
- Diabetes30%
- Ischemic heart disease28%
- Chronic kidney disease22%
- Depression21%
- Mood disorders21%
Share of Medicare patients with each condition. A patient can have several.
Dr. Chang's patients across all payers
Dmand AI patient panel data covers Medicare, Medicaid and commercial patients.
Patient panel by age, all payers
Median age 60
Patient panel by sex, all payers
- Women49%
- Men52%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Dr. Ta Chen Peter Chang wrote 1,038 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 1,038 Medicare Part D claims for 170 patients. 68% of them were for generic drugs. CMS names the drug for 942 of them, across 14 drugs with 11 or more claims each, at $63,473 in total drug cost. In 2023, CMS named 1,190 claims across 18 drugs.
Dr. Chang's Part D claims by kind of drug, 2024
- Generic706 claims68%
- Brand-name332 claims32%
Dr. Chang'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.
Part D claims for drugs CMS names, 2023 to 2024
- 2023
- 2024
- Claims for drugs CMS names
- 2023: 1,1902024: 94221%
Drugs named by CMS: 14 in 2024, 18 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. Ta Chen Peter Chang scored 88 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 88 out of 100 for Dr. Chang for performance year 2024, reported as part of a group. Dr. Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment.
- Accepts Medicare assignment
- Yes
Dr. Chang's MIPS scores, performance year 2024
- 88of 100Final score
- 78.8of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Sources: Doctors and Clinicians National Downloadable File (CMS); and Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026
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Dr. Ta Chen Peter Chang has 136 publications on record
Dmand AI links 136 papers to Dr. Chang, published from 2011 to 2025. 2024 was the busiest year, with 17. The most frequent topics are Intraocular Pressure, Glaucoma and Glaucoma, Open-Angle. Dr. Chang has published most often in Am J Ophthalmol. Dr. Chang's most frequent co-authors are Kara Marie Cavuoto, MD, Alana Lee Grajewski, MD and Elizabeth Ann Hodapp, MD.
Dr. Chang's papers by year, 2016 to 2025
Topics Dr. Chang writes about most
- Intraocular Pressure
- Glaucoma
- Glaucoma, Open-Angle
- Trabeculectomy
- Ophthalmology
- Visual Acuity
- Eye Abnormalities
- Glaucoma Drainage Implants
Dr. Chang's most frequent co-authors
- Kara Marie Cavuoto, MD36 shared papers
- Alana Lee Grajewski, MD25 shared papers
- Elizabeth Ann Hodapp, MD14 shared papers
Recent publications by Dr. Chang
See who Dr. Chang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Dr. Chang 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. Ta Chen Peter Chang received $2,684 in industry payments from 2016 to 2025
CMS Open Payments shows 13 general payments to Dr. Chang from 10 drug and device companies from 2016 to 2025. Consulting fees make up the largest share, 61% of the total. Mirum Pharmaceuticals, Inc. paid the most, $1,625.
General payments to Dr. Chang by program year, 2016 to 2025
General payments to Dr. Chang by kind, 2016 to 2025
- Consulting fees$1,62561%
- Food and beverage$78929%
- Travel and lodging$2529%
- Education$181%
Companies that paid Dr. Chang 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. Ta Chen Peter Chang graduated from The Johns Hopkins University School of Medicine
Dr. Chang graduated from The Johns Hopkins University School of Medicine in 2005.
- Medical school
- Board certified in ophthalmology
Source: Dmand AI Professional Profile Data
Dr. Ta Chen Peter Chang accepts plans from 12 insurance carriers
Dr. Chang is in network with 12 carriers, including Aetna, Excellus BlueCross BlueShield and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
- Aetna
- Excellus BlueCross BlueShield
- United Healthcare
- Blue Cross Blue Shield of Michigan
- Elevance
- Molina
- Aspirus Health Plan
- Blue Cross and Blue Shield of Kansas City
- +4 more carriersWith a free account
Plan types Dr. Chang accepts, by number of carriers
- PPO8
- POS6
- HMO5
- Medicare5
- EPO4
Source: Dmand AI Insurance Network Data
Sources for Dr. Ta Chen Peter Chang'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 | Doctors and Clinicians National Downloadable File (CMS) (opens in a new tab)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) |
| 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. Ta Chen Peter Chang
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. Ta Chen Peter Chang's NPI number?
Dr. Ta Chen Peter Chang's NPI number is 1023298643. It was assigned on November 12, 2007, and it is active in the NPI Registry.
What kind of doctor is Dr. Ta Chen Peter Chang?
Dr. Ta Chen Peter Chang is an ophthalmologist in Miami, Florida. The primary specialty in the NPI Registry is Ophthalmology Physician (taxonomy code 207W00000X).
Where does Dr. Ta Chen Peter Chang practice?
Dr. Chang practices at 1475 Nw 12th Ave, Miami, FL 33136. Dr. Chang's primary practice is Sylvester Comprehensive Cancer Center in Miami, Florida, part of University of Miami. Dmand AI also links Dr. Chang to 1 group practice or clinic.
What is Dr. Ta Chen Peter Chang's medical license number?
Dr. Chang holds Florida license ME103859, one of the licenses on file in 3 states.
Which states has Dr. Ta Chen Peter Chang been licensed in?
Dmand AI has state licenses on file for Dr. Chang in Florida (2009 to 2027), California (since 2006) and Tennessee (2011 to 2013).
Which hospitals is Dr. Ta Chen Peter Chang affiliated with?
Dr. Chang practices at Sylvester Comprehensive Cancer Center in Miami, Florida.
What medical group is Dr. Ta Chen Peter Chang part of?
Dr. Chang is linked to University of Miami Health System.
Does Dr. Ta Chen Peter Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 240 services in 2024, and Dr. Chang accepts Medicare assignment.
What is Dr. Ta Chen Peter Chang's MIPS score?
Dr. Chang's MIPS final score for performance year 2024 is 88 out of 100, reported as part of a group.
How many Medicare patients does Dr. Ta Chen Peter Chang see?
CMS counts 76 Medicare patients who saw Dr. Chang in 2024, with an average age of 73.
Show 9 more questionsShow fewer questions
Is Dr. Ta Chen Peter Chang board certified?
Yes. Dr. Chang is board certified in ophthalmology by the American Board of Ophthalmology.
What services does Dr. Ta Chen Peter Chang bill to Medicare?
In 2024, Dr. Chang's most billed Medicare services were office visit, established patient (99214), eye exam or test (92083) and eye exam or test (92133).
Where did Dr. Ta Chen Peter Chang go to medical school?
Dr. Chang graduated from The Johns Hopkins University School of Medicine in 2005.
What drugs does Dr. Ta Chen Peter Chang prescribe most?
In 2024 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Latanoprost, Dorzolamide-Timolol and Brimonidine Tartrate.
Has Dr. Ta Chen Peter Chang received payments from drug or device companies?
CMS Open Payments shows $2,684 in general payments to Dr. Chang from 10 companies from 2016 to 2025. The largest total came from Mirum Pharmaceuticals, Inc.
How long has Dr. Ta Chen Peter Chang been practicing?
Dr. Chang graduated from medical school in 2005, 21 years ago.
Does Dr. Ta Chen Peter Chang do research?
Dmand AI links 136 publications to Dr. Chang, published from 2011 to 2025.
Who does Dr. Ta Chen Peter Chang publish with?
Dr. Chang's most frequent co-authors are Kara Marie Cavuoto, MD (36 shared papers), Alana Lee Grajewski, MD (25 shared papers) and Elizabeth Ann Hodapp, MD (14 shared papers).
What insurance does Dr. Ta Chen Peter Chang accept?
Dr. Chang is in network with 12 carriers, including Aetna, Excellus BlueCross BlueShield and United Healthcare. PPO plans come from the most carriers, 8. Check the plan with the practice before a visit.
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