Gut
Bianca W. Chang
- Medicare services, 2024
- 805
- Medicare patients, 2024
- 393
- Part D claims, 2024
- 126
- Publications
- 18
- MIPS score, 2024
- 93
- Practice address
- 8700 Beverly Blvd, Los Angeles, CA 90048
- Practice phone
- Call (310) 423-5000
- Professional email
- Get professional email
- Personal email
- Get personal email
- Mobile number
- Get mobile number
Primary practice
Find Bianca 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.
Bianca W. Chang is a gastroenterologist in West Hollywood, California
Bianca Chang practices at Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System.
Bianca Chang's NPI, 1396188363, was assigned on April 9, 2013. Bianca Chang graduated from Cleveland Medical College, Homeopathic in 2013. Bianca Chang holds California license A135294.
- NPI
- 1396188363NPI Registry (opens in a new tab)
- Medicare PAC ID
- 1254622087
- NPI enumeration date
- April 9, 2013
- NPI status
- Active
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
- Practice phone
- (310) 423-5000
- Professional email
- Get email
- Personal email
- Get email
- Mobile number
- Get number
- Sex
- Female
- Estimated age
- 39
- Medical school graduation
- 2013
Sources: NPPES NPI Registry (CMS); Dmand AI Professional Profile Data; Dmand AI Affiliation Data; and Doctors and Clinicians National Downloadable File (CMS)
Bianca W. Chang practices at Cedars-Sinai Medical Center in Los Angeles, California
Bianca Chang's primary practice is Cedars-Sinai Medical Center, at 8700 Beverly Blvd, Los Angeles, CA 90048 in Los Angeles County. The practice phone is (310) 423-5000.
- Cedars-Sinai Medical Center8700 Beverly Blvd, Los Angeles, CA 90048 · Los Angeles CountyPhone(310) 423-5000
Source: Dmand AI Affiliation Data
Bianca W. Chang is affiliated with 2 sites of care and 1 medical group
Bianca Chang's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System. Bianca Chang is also affiliated with Ronald Reagan UCLA Medical Center. The medical group on file is Cedars-Sinai Medical Center.
Sources: Dmand AI Affiliation Data; and Dmand AI Org Hierarchy Data
Dmand AI tracks the EHR system at Bianca W. Chang's practice
Dmand AI tracks the electronic health record (EHR) system at each site where Bianca Chang practices, 2 sites in all. Vendor and product names are available with a free account.
| Site | EHR vendor and product |
|---|---|
| Cedars-Sinai Medical Center | Available with a free account |
| +1 more affiliated site | Available with a free account |
Source: Dmand AI Technology Install Data
For health IT teams
Dmand AI maps EHR vendors, IT decision makers and buying committees across Cedars-Sinai Health System and 6.2K+ hospitals, with verified contacts in the same login.
Bianca W. Chang is one of 1,977 gastroenterologists in California
Gastroenterology is Bianca Chang's primary specialty in the NPI Registry, under taxonomy code 207RG0100X. Bianca Chang is board certified in gastroenterology by the American Board of Internal Medicine. Dmand AI has Bianca Chang's licenses on file in 3 states: California, Oregon and Illinois.
Specialties and state licenses
- Gastroenterology, CaliforniaPrimary
- Oregon license
- Illinois license
Clinical focus
Dmand AI lists acid reflux, colonoscopy, gastroenteritis, irritable bowel syndrome (IBS) and upper GI endoscopy among the conditions Bianca Chang treats.
Gastroenterologists near Bianca Chang
Counts of gastroenterologists 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
Bianca W. Chang billed Medicare for 805 services in 2024
CMS data shows 805 Medicare services from Bianca Chang across 12 procedure codes in 2024, for 393 Medicare patients. Medicare paid $39,962 for them. Every service was in a facility, such as a hospital, rather than an office.
Bianca Chang's Medicare services by type, 2023 to 2024
- 2023
- 2024
- Tests and treatments
- 2023: 4732024: 52210%
- Office and hospital visits
- 2023: 1722024: 28365%
Bianca Chang compared with the California median for gastroenterologists, 2024
- Bianca Chang
- California median
- Medicare services
- 805vs 58637% above
- Medicare patients
- 393vs 30230% above
- Part D claims
- 21vs 38094% below
Medians across 1,875 gastroenterologists in California with Dmand AI profiles that report each measure.
Bianca 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.
Need commercial claims for Bianca Chang?
Medicare shows one payer. Book a meeting to get commercial claims data for Bianca Chang and other gastroenterologists in California.
Sources: Medicare Physician & Other Practitioners - by Provider and Service (CMS), 2024 data; and Dmand AI Peer Benchmarks
Bianca W. Chang treated 393 Medicare patients in 2024, average age 72
CMS counts 393 Medicare patients who saw Bianca Chang in 2024. The largest group is 65 to 74, with 184 patients. 75% of them have high cholesterol, and 66% have high blood pressure. 22% are also on Medicaid. Their average risk score is 1.59, where 1.00 is the Medicare average, so they are sicker than most Medicare patients.
Across all payers, Dmand AI patient panel data puts Bianca Chang's median patient age at 63, with 67% women.
Bianca Chang's Medicare patients by age, 2024
Bianca Chang's Medicare patients by sex, 2024
- Women25164%
- Men14236%
Chronic conditions among Bianca Chang's Medicare patients, 2024
- High cholesterol75%
- High blood pressure66%
- Arthritis64%
- Ischemic heart disease41%
- Anxiety38%
- Osteoporosis34%
- Mood disorders33%
- Depression30%
Share of Medicare patients with each condition. A patient can have several.
Bianca 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 63
Patient panel by sex, all payers
- Women67%
- Men32%
Sources: Dmand AI Patient Panel Data; and Medicare Physician & Other Practitioners - by Provider (CMS), 2024 data
Bianca W. Chang wrote 126 Medicare Part D claims in 2024
In 2024, Bianca Chang wrote 126 Medicare Part D claims for 46 patients. 47% of them were for generic drugs. CMS names the drug for 21 of them, across 1 drug with 11 or more claims each, at $15,993 in total drug cost. In 2023, CMS named 50 claims across 3 drugs.
Bianca Chang's Part D claims by kind of drug, 2024
- Generic59 claims47%
- Brand-name67 claims53%
Bianca 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.
Drug classes CMS tracks in Bianca Chang's Part D claims, 2024
- Antibiotics13%17 of 126 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: 502024: 2158%
Drugs named by CMS: 1 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
Bianca W. Chang scored 93 out of 100 in Medicare's MIPS program for 2024
CMS publishes a Merit-based Incentive Payment System (MIPS) score of 93 out of 100 for Bianca Chang for performance year 2024, reported as part of a group. Bianca Chang accepts Medicare assignment, so Medicare's approved amount is taken as full payment. CMS lists Bianca Chang as offering telehealth. CMS counts 27 procedures of upper gastrointestinal (gi) endoscopy for acid reflux by Bianca Chang, more than 54% of the clinicians it reports for that procedure.
- Accepts Medicare assignment
- Yes
- Offers telehealth
- Yes
Bianca Chang's MIPS scores, performance year 2024
- 93of 100Final score
- 77.8of 100Quality
- 98of 100Promoting Interoperability
- 40of 100Improvement Activities
- 71of 100Cost
Each score is out of 100. The final score weighs the categories CMS scored for this clinician.
Where Bianca Chang ranks in Medicare procedure volume
- Upper gastrointestinal (GI) endoscopy for acid reflux
- 54th percentile27 procedures
- Colonoscopy
- 43rd percentile13 procedures
CMS ranks each clinician against every clinician it reports for the same procedure category.
Sources: Doctors and Clinicians National Downloadable File (CMS); Clinician Public Reporting: Overall MIPS Performance (CMS), 2024 data, released September 10, 2026; and Doctors and Clinicians Utilization Data (CMS)
For MedTech and pharma teams
Filter 7.4M+ HCPs by Medicare procedures, Part D drugs and Open Payments history, then reach them with verified contacts in one login.
Bianca W. Chang has 18 publications on record
Dmand AI links 18 papers to Bianca Chang, published from 2011 to 2024. 2015 was the busiest year, with 2. The most frequent topics are Aminocaproic Acid, Binding, Competitive and Biogenic Amines. Bianca Chang has published most often in J Biol Chem. Bianca Chang's most frequent co-authors are Ali Rezaie, Yin Chan, MD and Aung Kaung, MD.
Bianca Chang's papers by year, 2011 to 2024
Topics Bianca Chang writes about most
- Aminocaproic Acid
- Binding, Competitive
- Biogenic Amines
- Kinetics
- Recombinant Proteins
Bianca Chang's most frequent co-authors
Recent publications by Bianca Chang
Gastroenterol Nurs
Neurogastroenterol Motil
See who Bianca Chang researches with
Physician Network Discovery turns co-authorship, shared hospitals and shared groups into a map of who Bianca Chang works with, so you can find a warm path to the right gastroenterologists.
Sources: PubMed (National Library of Medicine); and Dmand AI Research Linkage
Bianca W. Chang received $5,354 in industry payments from 2016 to 2025
CMS Open Payments shows 57 general payments to Bianca Chang from 13 drug and device companies from 2016 to 2025. Food and beverage make up the largest share, 70% of the total. Enterra Medical, Inc. paid the most, $1,239.
General payments to Bianca Chang by program year, 2016 to 2025
General payments to Bianca Chang by kind, 2016 to 2025
- Food and beverage$3,72970%
- Grants$80015%
- Travel and lodging$4719%
- Consulting fees$2004%
- Other$1543%
Companies that paid Bianca 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
Bianca W. Chang graduated from Cleveland Medical College, Homeopathic
Bianca Chang graduated from Cleveland Medical College, Homeopathic in 2013.
- Medical school
- Board certified in gastroenterology
- Board certified in internal medicine
Source: Dmand AI Professional Profile Data
Bianca W. Chang accepts plans from 12 insurance carriers
Bianca 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
- Elevance
- Blue Cross Blue Shield of Michigan
- HCSC
- Alliant Health Plans
- Blue Cross and Blue Shield of Kansas City
- +4 more carriersWith a free account
Plan types Bianca Chang accepts, by number of carriers
- PPO8
- HMO7
- EPO4
- Medicare4
- POS3
Source: Dmand AI Insurance Network Data
Sources for Bianca W. 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)Doctors and Clinicians Utilization Data (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 Bianca W. 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 Bianca W. Chang's NPI number?
Bianca W. Chang's NPI number is 1396188363. It was assigned on April 9, 2013, and it is active in the NPI Registry.
What does Bianca W. Chang specialize in?
Bianca W. Chang is a gastroenterologist in West Hollywood, California. The primary specialty in the NPI Registry is Gastroenterology Physician (taxonomy code 207RG0100X).
Where does Bianca W. Chang practice?
Bianca Chang practices at 8700 Beverly Blvd, Los Angeles, CA 90048. Bianca Chang's primary practice is Cedars-Sinai Medical Center in Los Angeles, California, part of Cedars-Sinai Health System.
What is Bianca W. Chang's office phone number?
The practice phone on file for Bianca Chang is (310) 423-5000.
What is Bianca W. Chang's medical license number?
Bianca Chang holds California license A135294, one of the licenses on file in 3 states.
Which states has Bianca W. Chang been licensed in?
Dmand AI has state licenses on file for Bianca Chang in California (2015 to 2027), Oregon (2021 to 2022) and Illinois (2016 to 2020).
Which hospitals is Bianca W. Chang affiliated with?
Bianca Chang practices at Cedars-Sinai Medical Center in Los Angeles, California. Bianca Chang is also affiliated with Ronald Reagan UCLA Medical Center.
What medical group is Bianca W. Chang part of?
Bianca Chang is linked to Cedars-Sinai Medical Center.
Does Bianca W. Chang accept Medicare?
Yes. CMS data shows Bianca Chang billed Medicare for 805 services in 2024, and Bianca Chang accepts Medicare assignment.
Does Bianca W. Chang offer telehealth?
Yes. The CMS Doctors and Clinicians file lists Bianca Chang as offering telehealth services.
Show 11 more questionsShow fewer questions
What is Bianca W. Chang's MIPS score?
Bianca Chang's MIPS final score for performance year 2024 is 93 out of 100, reported as part of a group.
How many Medicare patients does Bianca W. Chang see?
CMS counts 393 Medicare patients who saw Bianca Chang in 2024, with an average age of 72.
Is Bianca W. Chang board certified?
Yes. Bianca Chang is board certified in gastroenterology by the American Board of Internal Medicine.
What services does Bianca W. Chang bill to Medicare?
In 2024, Bianca Chang's most billed Medicare services were digestive system test (91065), office visit, established patient (99215) and hospital inpatient care (99232).
Where did Bianca W. Chang go to medical school?
Bianca Chang graduated from Cleveland Medical College, Homeopathic in 2013.
What drugs does Bianca W. Chang prescribe most?
In 2024 Medicare Part D data, Bianca Chang's most prescribed drugs by claims were Linzess.
Has Bianca W. Chang received payments from drug or device companies?
CMS Open Payments shows $5,354 in general payments to Bianca Chang from 13 companies from 2016 to 2025. The largest total came from Enterra Medical, Inc.
How long has Bianca W. Chang been practicing?
Bianca Chang graduated from medical school in 2013, 13 years ago.
Does Bianca W. Chang do research?
Dmand AI links 18 publications to Bianca Chang, published from 2011 to 2024.
Who does Bianca W. Chang publish with?
Bianca Chang's most frequent co-authors are Ali Rezaie (7 shared papers), Yin Chan, MD (2 shared papers) and Aung Kaung, MD (2 shared papers).
What insurance does Bianca W. Chang accept?
Bianca 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.
Selling to gastroenterology practices?
See gastroenterologists in California by site of care and group
Find the practices, groups and hospitals they work with, and the right people to contact at each.
- 30 days free
- Self-serve
- No credit card