Joanna Chen Wong, M.D. M.P.H.
NPI 1841723863ActiveIndividual· Obstetrics & Gynecology· Sacramento, CA
Obstetrics & Gynecology (M.D. M.P.H.) in Sacramento, California, trained at Tufts University School of Medicine (class of 2017). Mostly services rather than prescriptions: Medicare paid $3,685 for 30 patients in 2024, with only 45 Part D claims. Hologic Sales and Service, LLC was the largest of 5 companies reporting payments in 2025, $90.87 in all, mostly food and beverage.
Overview
| NPI | 1841723863 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. M.P.H. |
| Sole proprietor | No |
| NPI issued | Apr 6, 2017 |
| Last updated in NPPES | Oct 19, 2023 |
| Certified by provider | Oct 19, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | A172613 | 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 | 30 |
|---|---|
| Services billed | 56 across 12 procedure codes |
| Paid by Medicare | $3,685 |
Part D prescriptions in 2024
| Prescriptions (claims) | 45 · 78 30-day fills |
|---|---|
| Patients | 22 |
| Total drug cost | $1,919 |
| Generic share | 93% of claims |
Education and affiliations
| Medical school | Tufts University School of Medicine |
|---|---|
| Graduation year | 2017 |
| Medicare specialty | Obstetrics/Gynecology |
Medical group
- Capital OB/GYN, Inc.Sacramento, CA · 9 clinicians
Industry payments (Open Payments)
- 2025$90.87 · 5 payments from 5 companies
- 2024$104.16 · 5 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hologic Sales and Service, LLC | $21.83 | 1 |
| Astellas Pharma US Inc | $20.54 | 1 |
| Coopersurgical, Inc. | $19.67 | 1 |
| Shield Therapeutics Inc | $17.10 | 1 |
| Mayne Pharma Commercial LLC | $11.73 | 1 |
What the 2025 payments were for
- Food and Beverage$90.87 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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