Diana Yun-Chi Wong, M.D.
NPI 1922019637ActiveIndividual· Obstetrics & Gynecology, Gynecology· Tarzana, CA
Obstetrics & Gynecology, Gynecology (M.D.) in Tarzana, California, trained at Wayne State University School of Medicine (class of 1990). Their prescriptions cost Medicare Part D more than their services did: $45,007 for 374 claims, against $16,129 paid for services in 2024. Mimedx Group, Inc. reported $1,400 in payments in 2025, mostly consulting fees.
Overview
| NPI | 1922019637 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Aug 10, 2006 |
| Last updated in NPPES | Mar 6, 2014 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology, Gynecology Primary | 207VG0400X | G72281 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Nov 10, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 11, 2026 | No match | — |
| New York OMIG · Nov 11, 2026 | No match | — |
| Ohio Medicaid · Nov 11, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 11, 2026 | No match | — |
| Washington HCA · Nov 11, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Obstetrics/Gynecology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 155 |
|---|---|
| Services billed | 260 across 27 procedure codes |
| Paid by Medicare | $16,129 |
Part D prescriptions in 2024
| Prescriptions (claims) | 374 · 860 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $45,007 |
| Generic share | 86% of claims |
Education and affiliations
| Medical school | Wayne State University School of Medicine |
|---|---|
| Graduation year | 1990 |
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Medical group
- Providence Facey Medical FoundationValencia, CA · 385 clinicians
Hospital affiliation
- Providence Saint Joseph Medical CtrBurbank, CA
Industry payments (Open Payments)
- 2025$1,400 · 6 payments from 1 company
- 2024$1,922 · 6 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Mimedx Group, Inc. | $1,400 | 6 |
What the 2025 payments were for
- Consulting Fee$1,400 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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