David Hai Ru Chang, MD
NPI 1518170083ActiveIndividual· Internal Medicine, Advanced Heart Failure and Transplant Cardiology· Beverly Hills, CA
Internal Medicine, Advanced Heart Failure and Transplant Cardiology (MD) in Beverly Hills, California, trained at University of California, Irvine, California College of Medicine (class of 2002). Their prescriptions cost Medicare Part D more than their services did: $1,150,559 for 2,317 claims, against $123,785 paid for services in 2024. Medtronic, Inc. was the largest of 2 companies reporting payments in 2024, $64.56 in all, mostly food and beverage.
Overview
| NPI | 1518170083 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | May 8, 2007 |
| Last updated in NPPES | Dec 28, 2017 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Advanced Heart Failure and Transplant Cardiology Primary | 207RA0001X | A84386 | CA |
| Internal Medicine | 207R00000X | A84386 | CA |
| Internal Medicine, Cardiovascular Disease | 207RC0000X | A84386 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Advanced Heart Failure and Transplant Cardiology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 520 |
|---|---|
| Services billed | 1,745 across 42 procedure codes |
| Paid by Medicare | $123,785 |
Part D prescriptions in 2024
| Prescriptions (claims) | 2,317 · 5,649 30-day fills |
|---|---|
| Patients | 370 |
| Total drug cost | $1,150,559 |
| Generic share | 84% of claims |
Education and affiliations
| Medical school | University of California, Irvine, California College of Medicine |
|---|---|
| Graduation year | 2002 |
| Medicare specialty | Advanced Heart Failure And Transplant Cardiology |
| Secondary specialties | Cardiovascular Disease (Cardiology) |
| Telehealth | Offers telehealth |
Medical group
- Cedars-Sinai Medical Care FoundationWest Hollywood, CA · 1,692 clinicians
Hospital affiliations
- Adventist Health BakersfieldBakersfield, CA
- Cedars-Sinai Medical CenterLos Angeles, CA
- Hoag Memorial Hospital PresbyterianNewport Beach, CA
Industry payments (Open Payments)
- 2024$64.56 · 2 payments from 2 companies
Top paying companies in 2024
| Company | Amount | Payments |
|---|---|---|
| Medtronic, Inc. | $47.00 | 1 |
| Gilead Sciences, Inc. | $17.56 | 1 |
What the 2024 payments were for
- Food and Beverage$64.56 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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