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Dr. Billy Hoon Chang, MD, PhD
NPI1710921739PAC ID7315944386
- Publications
- 18
- Clinical trials
- 1
- MIPS score, 2024
- 99
- Hospital affiliations
- 1
- Industry payments
- $31
- Practice address
- 3181 SW Sam Jackson Park Road, Portland, OR 97239
- Practice phone
- Call (503) 494-9000
- 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
Dmand AI checks each channel through healthcare-specific waterfall enrichment. See what is on file with a free account, with practice phones, licenses and affiliations.
Dr. Billy Hoon Chang is a pediatric hematology and oncology physician in Portland, Oregon
Dr. Chang practices at OHSU Hospital in Portland, Oregon, part of State of Oregon.
Dr. Chang's NPI, 1710921739, was assigned on June 16, 2006. Dr. Chang graduated from OHSU School of Medicine in 2000. Dr. Chang's Oregon license number on file is MD24667.
NPI and contact details
- NPI
- 1710921739NPI Registry (opens in a new tab)
- Medicare PAC ID
- 7315944386
- NPI enumeration date
- June 16, 2006
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Practice phone
- (503) 494-9000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Male
- Estimated age
- 52
- Medical school graduation
- 2000
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Billy Hoon Chang practices at OHSU Hospital in Portland, Oregon
Dr. Chang's primary practice is OHSU Hospital, at 3181 SW Sam Jackson Park Road, Portland, OR 97239 in Multnomah County. The practice phone is (503) 494-9000.
- OHSU Hospital3181 SW Sam Jackson Park Road, Portland, OR 97239 · Multnomah CountyPhone(503) 494-9000
Source: Dmand AI Affiliation Data
Dr. Billy Hoon Chang is affiliated with 2 sites of care and 1 medical group
Dr. Chang's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. The medical group on file is Oregon Health & Science University (OHSU). Dmand AI also links Dr. Chang to 1 more clinical lab, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Billy Hoon 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 |
|---|---|
| OHSU Hospital | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
See the EHR and IT leaders at every hospital where Dr. Chang practices
Dmand AI maps EHR vendors, IT decision makers and buying committees across State of Oregon and 6.2K+ hospitals, with verified contacts in the same login.
Dr. Billy Hoon Chang is one of 30 pediatric hematologys and oncology physicians in Oregon
Pediatric hematology-oncology is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 2080P0207X. Dr. Chang is board certified in pediatric hematology-oncology by the American Board of Pediatrics. Dmand AI has Dr. Chang's licenses on file in 2 states: Oregon and Washington.
Specialties and state licenses
- Pediatric hematology and oncology, OregonPrimary
- Washington license
Pediatric hematologys and oncology physicians near Dr. Chang
Counts of pediatric hematologys and oncology physicians with a Dmand AI profile, by place and practice. Each opens the list.
30pediatric hematologys and oncology physicians in Oregon22pediatric hematologys and oncology physicians in Portland17pediatric hematologys and oncology physicians at OHSU Hospital
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Billy Hoon Chang's patients have a median age of 17
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 17, with 37% women.
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 17
Patient panel by sex, all payers
- Women37%
- Men63%
Source: Dmand AI Patient Panel Data
Dr. Billy Hoon Chang scored 99 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 99 out of 100 for Dr. Chang for performance year 2024, reported through an alternative payment model (APM). 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
- 99of 100Final score
- 84.3of 100Quality
- 100of 100Promoting Interoperability
- 40of 100Improvement Activities
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
Dr. Billy Hoon Chang has 18 publications on record
Dmand AI links 18 papers to Dr. Chang, published from 2007 to 2015. The most frequent topics are Amino Acid Sequence, Base Sequence and Calcium-Calmodulin-Dependent Protein Kinases. Dr. Chang has published most often in Leukemia. Dr. Chang's most frequent co-authors are Brian Jay Druker, MD and Kamar Godder, MD.
Papers18
Years published2007 to 2015
Dr. Chang's papers by year, 2007 to 2015
Topics Dr. Chang writes about most
- Amino Acid Sequence
- Base Sequence
- Calcium-Calmodulin-Dependent Protein Kinases
- Cloning, Molecular
- Molecular Sequence Data
- Calcium-Calmodulin-Dependent Protein Kinase Type 2
- Carrier Proteins
- Cells, Cultured
Dr. Chang's most frequent co-authors
Recent publications by Dr. Chang
ApoptosisBenzamidesCell Division
Int J Gynaecol Obstet
AmenorrheaContraceptives, Oral, HormonalData Collection
Amino Acid SequenceBase SequenceBrain Chemistry
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 pediatric hematologys and oncology physicians.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Billy Hoon Chang has worked on 1 clinical trial
Dmand AI links Dr. Chang to 1 clinical trial. Conditions studied include Leukemia and Disease Attributes.
Conditions in Dr. Chang's trials
- Leukemia
- Disease Attributes
Investigators on the most trials with Dr. Chang
Recent clinical trials with Dr. Chang
Expanded Access Program for Revumenib (opens in a new tab)
No longer available
LeukemiaDisease AttributesRevumenib
Sources: Dmand AI Research Linkage; and ClinicalTrials.gov (National Library of Medicine)
Dr. Billy Hoon Chang received $31 in industry payments from 2016 to 2017
CMS Open Payments shows 2 general payments to Dr. Chang from 2 drug and device companies from 2016 to 2017. Food and beverage make up the largest share, 100% of the total. C. R. Bard, Inc. & Subsidiaries paid the most, $19.
General payments to Dr. Chang by program year, 2016 to 2017
Companies that paid Dr. Chang the most, 2016 to 2017
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Dr. Billy Hoon Chang has 17 awards and honors on record
Dmand AI lists 17 awards for Dr. Chang, most recently Hyundai Hope on Wheels in 2020.
Awards and honors for Dr. Chang
- 2020
- Hyundai Hope on Wheels
- Portland Monthly’s Top Doctor of Pediatric Hematology and Oncology
- 2019
- OHSU Richard T. Jones Distinguished Alumnus Scientist Award
- 2011
- Gene O’Brien Award
- NIH Pediatric Research Loan Repayment Program
- 2009
- Scholar Award
Source: Dmand AI Professional Profile Data
Dr. Billy Hoon Chang graduated from OHSU School of Medicine
Dr. Chang graduated from OHSU School of Medicine in 2000.
- Medical school
- Board certified in pediatric hematology-oncology
- Board certified in pediatrics
Source: Dmand AI Professional Profile Data
Dr. Billy Hoon Chang accepts plans from 17 insurance carriers
Dr. Chang is in network with 17 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
- Elevance
- Aetna
- United Healthcare
- Blue Cross Blue Shield of Michigan
- HCSC
- Regence Health Plans
- Blue Cross Blue Shield of Massachusetts
- Kaiser Permanente
- +9 more carriersWith a free account
Plan types Dr. Chang accepts, by number of carriers
- PPO10
- Medicare9
- HMO8
- EPO4
- Medicaid3
- POS3
Source: Dmand AI Insurance Network Data
Sources for Dr. Billy Hoon 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 patients and the all-payer patient panel | Dmand AI Patient Panel Data |
| 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 |
| Clinical trials and co-investigators | Dmand AI Research LinkageClinicalTrials.gov (National Library of Medicine) (opens in a new tab) |
| 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. Billy Hoon 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. Billy Hoon Chang's NPI number?
Dr. Billy Hoon Chang's NPI number is 1710921739. It was assigned on June 16, 2006, and it is active in the NPI Registry.
What kind of doctor is Dr. Billy Hoon Chang?
Dr. Billy Hoon Chang is a pediatric hematology and oncology physician in Portland, Oregon. The primary specialty in the NPI Registry is Pediatric Hematology & Oncology Physician (taxonomy code 2080P0207X).
Where does Dr. Billy Hoon Chang practice?
Dr. Chang practices at 3181 SW Sam Jackson Park Road, Portland, OR 97239. Dr. Chang's primary practice is OHSU Hospital in Portland, Oregon, part of State of Oregon. Dmand AI also links Dr. Chang to 1 clinical lab.
What is Dr. Billy Hoon Chang's office phone number?
The practice phone on file for Dr. Chang is (503) 494-9000.
What is Dr. Billy Hoon Chang's medical license number?
Dr. Chang's Oregon license number on file is MD24667, one of the licenses on file in 2 states.
Which states has Dr. Billy Hoon Chang been licensed in?
Dmand AI has state licenses on file for Dr. Chang in Oregon (2003 to 2025) and Washington (2023 to 2024).
Which hospitals is Dr. Billy Hoon Chang affiliated with?
Dr. Chang practices at OHSU Hospital in Portland, Oregon.
What medical group is Dr. Billy Hoon Chang part of?
Dr. Chang is linked to Oregon Health & Science University (OHSU).
Does Dr. Billy Hoon Chang accept Medicare?
Yes. CMS lists Dr. Chang as accepting Medicare assignment.
What is Dr. Billy Hoon Chang's MIPS score?
Dr. Chang's MIPS final score for performance year 2024 is 99 out of 100, reported through an alternative payment model (APM).
Show 7 more questionsShow fewer questions
Is Dr. Billy Hoon Chang board certified?
Yes. Dr. Chang is board certified in pediatric hematology-oncology by the American Board of Pediatrics.
Where did Dr. Billy Hoon Chang go to medical school?
Dr. Chang graduated from OHSU School of Medicine in 2000.
Has Dr. Billy Hoon Chang received payments from drug or device companies?
CMS Open Payments shows $31 in general payments to Dr. Chang from 2 companies from 2016 to 2017. The largest total came from C. R. Bard, Inc. & Subsidiaries.
How long has Dr. Billy Hoon Chang been practicing?
Dr. Chang graduated from medical school in 2000, 26 years ago.
Does Dr. Billy Hoon Chang do research?
Dmand AI links 18 publications to Dr. Chang, published from 2007 to 2015. Dr. Chang has worked on 1 clinical trial.
Who does Dr. Billy Hoon Chang publish with?
Dr. Chang's most frequent co-authors are Brian Jay Druker, MD (1 shared paper) and Kamar Godder, MD (1 shared paper).
What insurance does Dr. Billy Hoon Chang accept?
Dr. Chang is in network with 17 carriers, including Elevance, Aetna and United Healthcare. PPO plans come from the most carriers, 10. Check the plan with the practice before a visit.
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