Isabella Yiroa Chen, DMD
NPI 1851852339ActiveIndividual· Dentist, General Practice· New Haven, CT
Dentist, General Practice (DMD) in New Haven, Connecticut, licensed in CT, with an NPI issued in March 2019. Part D covered 43 prescriptions written in 2024, 67% of them generic. Zimvie Inc. was the largest of 2 companies reporting payments in 2025, $290.61 in all, mostly food and beverage.
Overview
| NPI | 1851852339 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | DMD |
| Sole proprietor | No |
| NPI issued | Mar 27, 2019 |
| Last updated in NPPES | Aug 10, 2020 |
| Certified by provider | Aug 10, 2020 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Dentist, General Practice Primary | 1223G0001X | 12847 | CT |
| Student in an Organized Health Care Education/Training Program | 390200000X | 12497 | CT |
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 - Dentist (CT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 43 · 43 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $97.47 |
| Generic share | 67% of claims |
Industry payments (Open Payments)
- 2025$290.61 · 7 payments from 2 companies
- 2024$111.44 · 5 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Zimvie Inc. | $172.61 | 2 |
| Colgate Oral Pharmaceuticals, Inc. | $118.00 | 5 |
What the 2025 payments were for
- Food and Beverage$138.61 · 1 payment
- Education$118.00 · 5 payments
- Travel and Lodging$34.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 80 general dentists in New Haven · All general dentists in Connecticut