Bariatric SurgeryCholangiographyCholecystectomy
Dr. Julietta Hona Chang, MD
NPI1518225630PAC ID4587938162
- Medicare services, 2021
- 146
- Part D claims, 2024
- 183
- Publications
- 17
- Hospital affiliations
- 1
- Industry payments
- $19,267
- Practice address
- 1035-116Th Ave NE, Bellevue, WA 98004
- Practice phone
- Call (425) 688-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
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Dr. Julietta Hona Chang is a general surgeon in Bellevue, Washington
Dr. Chang practices at Overlake Medical Center in Bellevue, Washington, part of MultiCare Health System.
Dr. Chang's NPI, 1518225630, was assigned on April 26, 2012. Dr. Chang holds Washington license MD61254831.
NPI and contact details
- NPI
- 1518225630NPI Registry (opens in a new tab)
- Medicare PAC ID
- 4587938162
- NPI enumeration date
- April 26, 2012
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (425) 688-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 40
- Medical school graduation
- 2012
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Dr. Julietta Hona Chang practices at Overlake Medical Center in Bellevue, Washington
Dr. Chang's primary practice is Overlake Medical Center, at 1035-116Th Ave NE, Bellevue, WA 98004 in King County. The practice phone is (425) 688-5000.
- Overlake Medical Center1035-116Th Ave NE, Bellevue, WA 98004 · King CountyPhone(425) 688-5000
Source: Dmand AI Affiliation Data
Dr. Julietta Hona Chang is affiliated with 2 sites of care and 1 medical group
Dr. Chang's primary practice is Overlake Medical Center in Bellevue, Washington, part of MultiCare Health System. The medical group on file is Washington Permanente Medical Group, P.C. Dmand AI also links Dr. Chang to 1 more ambulatory surgery center, named with a free account.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Dr. Julietta Hona 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 |
|---|---|
| Overlake Medical 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. Julietta Hona Chang is one of 642 general surgeons in Washington
Surgery is Dr. Chang's primary specialty in the NPI Registry, under taxonomy code 208600000X. Dmand AI has Dr. Chang's licenses on file in 3 states: Washington, California and Ohio.
Specialties and state licenses
- Surgery, WashingtonPrimary
- California license
- Ohio license
General surgeons near Dr. Chang
Counts of general surgeons with a Dmand AI profile, by place and practice. Each opens the list.
642general surgeons in Washington29general surgeons in Bellevue20general surgeons at Overlake Medical Center
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; and Dmand AI Peer Benchmarks
Dr. Julietta Hona Chang billed Medicare for 146 services in 2021
CMS data shows 146 Medicare services from Dr. Chang across 3 procedure codes in 2021. Medicare paid $30,252 for them.
Medicare services, 2021146
Paid by Medicare$30,252
Procedure codes3
Dr. Chang's Medicare services by type, 2020 to 2021
- 2020
- 2021
- Office and hospital visits
- 2020: 862021: 13152%
- Surgery
- 2020: 132021: 1515%
Where Dr. Chang's Medicare services took place, 2021
- In an office13190%
- In a facility1510%
Dr. Chang compared with the Washington median for general surgeons, 2021
- Dr. Chang
- Washington median
- Medicare services
- 146vs 9259% above
- Part D claims
- 159vs 334.8 times
Medians across 610 general surgeons in Washington with Dmand AI profiles that report each measure.
Dr. Chang's most billed Medicare procedure codes, 2021
CMS publishes codes billed for 11 or more Medicare patients. Each label is the code family; CPT descriptions are licensed by the AMA.
Need commercial claims for Dr. Chang?
Medicare shows one payer. Book a meeting to get commercial claims data for Dr. Chang and other general surgeons in Washington.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Dr. Julietta Hona Chang's patients have a median age of 47
Across all payers, Dmand AI patient panel data puts Dr. Chang's median patient age at 47, with 78% 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 47
Patient panel by sex, all payers
- Women78%
- Men21%
Source: Dmand AI Patient Panel Data
Dr. Julietta Hona Chang wrote 183 Medicare Part D claims in 2024
In 2024, Dr. Chang wrote 183 Medicare Part D claims for 41 patients. 99% of them were for generic drugs. CMS names the drug for 159 of them, across 4 drugs with 11 or more claims each, at $1,176 in total drug cost. In 2023, CMS named 48 claims across 3 drugs.
Part D claims, 2024183
Drugs named by CMS4
Total drug cost$1,176
Part D patients41
Dr. Chang's Part D claims by kind of drug, 2024
- Generic182 claims99%
- Brand-name and other1 claims1%
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: 482024: 159231%
Drugs named by CMS: 4 in 2024, 3 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. Julietta Hona Chang offers telehealth to Medicare patients
Dr. Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Dr. Chang as offering telehealth.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Source: Doctors and Clinicians National Downloadable File (CMS)
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Dr. Julietta Hona Chang has 17 publications on record
Dmand AI links 17 papers to Dr. Chang, published from 2014 to 2025. 2016 was the busiest year, with 3. The most frequent topics are Bariatric Surgery, Obesity, Morbid and Laparoscopy. Dr. Chang has published most often in Surg Obes Relat Dis. Dr. Chang's most frequent co-authors are Mena Boules, MD, Ivy Nicole Haskins, MD and Stacy A. Brethauer, MD.
Papers17
Years published2014 to 2025
Dr. Chang's papers by year, 2014 to 2025
Topics Dr. Chang writes about most
- Bariatric Surgery
- Obesity, Morbid
- Laparoscopy
- Diabetes Mellitus, Type 2
- Postoperative Complications
- Comorbidity
- Cholecystectomy
- Constriction, Pathologic
Dr. Chang's most frequent co-authors
- Mena Boules, MD6 shared papers
- Ivy Nicole Haskins, MD6 shared papers
- Stacy A. Brethauer, MD5 shared papers
Recent publications by Dr. Chang
Bariatric SurgeryComorbidityGastrectomy
Surg Obes Relat Dis
Bariatric SurgeryObesity, Morbid
Curr Diab Rep
Bariatric SurgeryDiabetes Mellitus, Type 2Obesity, Morbid
Surg Oncol Clin N Am
History, 20th CenturyHistory, 21st CenturyLaparoscopy
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 general surgeons.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Dr. Julietta Hona Chang received $19,267 in industry payments from 2016 to 2024
CMS Open Payments shows 48 general payments to Dr. Chang from 9 drug and device companies from 2016 to 2024. Education make up the largest share, 76% of the total. Intuitive Surgical, Inc. paid the most, $15,557.
General payments to Dr. Chang by program year, 2016 to 2024
General payments to Dr. Chang by kind, 2016 to 2024
$19.3Kin total
- Education$14,70376%
- Travel and lodging$2,97315%
- Food and beverage$1,5918%
Companies that paid Dr. Chang the most, 2016 to 2024
Share is of all general payments to this clinician.
Source: Open Payments (CMS), 2025 data, released July 7, 2026
Sources for Dr. Julietta Hona 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 Data |
| 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) |
| 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) |
| 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. Julietta Hona 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. Julietta Hona Chang's NPI number?
Dr. Julietta Hona Chang's NPI number is 1518225630. It was assigned on April 26, 2012, and it is active in the NPI Registry.
What kind of doctor is Dr. Julietta Hona Chang?
Dr. Julietta Hona Chang is a general surgeon in Bellevue, Washington. The primary specialty in the NPI Registry is Surgery Physician (taxonomy code 208600000X).
Where does Dr. Julietta Hona Chang practice?
Dr. Chang practices at 1035-116Th Ave NE, Bellevue, WA 98004. Dr. Chang's primary practice is Overlake Medical Center in Bellevue, Washington, part of MultiCare Health System. Dmand AI also links Dr. Chang to 1 ambulatory surgery center.
What is Dr. Julietta Hona Chang's office phone number?
The practice phone on file for Dr. Chang is (425) 688-5000.
What is Dr. Julietta Hona Chang's medical license number?
Dr. Chang holds Washington license MD61254831, one of the licenses on file in 3 states.
Which states has Dr. Julietta Hona Chang been licensed in?
Dmand AI has state licenses on file for Dr. Chang in Washington, California and Ohio.
Which hospitals is Dr. Julietta Hona Chang affiliated with?
Dr. Chang practices at Overlake Medical Center in Bellevue, Washington.
What medical group is Dr. Julietta Hona Chang part of?
Dr. Chang is linked to Washington Permanente Medical Group, P.C.
Does Dr. Julietta Hona Chang accept Medicare?
Yes. CMS data shows Dr. Chang billed Medicare for 146 services in 2021, and Dr. Chang accepts Medicare assignment.
Does Dr. Julietta Hona Chang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Dr. Chang as offering telehealth services.
Show 6 more questionsShow fewer questions
What services does Dr. Julietta Hona Chang bill to Medicare?
In 2021, Dr. Chang's most billed Medicare services were office visit, established patient (99213), office visit, established patient (99214) and surgery: digestive system (43281).
What drugs does Dr. Julietta Hona Chang prescribe most?
In 2024 Medicare Part D data, Dr. Chang's most prescribed drugs by claims were Omeprazole, Ondansetron ODT and Metformin HCl.
Has Dr. Julietta Hona Chang received payments from drug or device companies?
CMS Open Payments shows $19,267 in general payments to Dr. Chang from 9 companies from 2016 to 2024. The largest total came from Intuitive Surgical, Inc.
How long has Dr. Julietta Hona Chang been practicing?
Dr. Chang graduated from medical school in 2012, 14 years ago.
Does Dr. Julietta Hona Chang do research?
Dmand AI links 17 publications to Dr. Chang, published from 2014 to 2025.
Who does Dr. Julietta Hona Chang publish with?
Dr. Chang's most frequent co-authors are Mena Boules, MD (6 shared papers), Ivy Nicole Haskins, MD (6 shared papers) and Stacy A. Brethauer, MD (5 shared papers).
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