Phillip David Zhang, MD
NPI 1619363231ActiveIndividual· Internal Medicine, Rheumatology· New Haven, CT
Internal Medicine, Rheumatology (MD) in New Haven, Connecticut, trained at Medical College of Wisconsin (class of 2015). Their prescriptions cost Medicare Part D more than their services did: $1,078,711 for 1,376 claims, against $3,306 paid for services in 2024.
Overview
| NPI | 1619363231 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 10, 2015 |
| Last updated in NPPES | Jun 12, 2023 |
| Certified by provider | Jun 12, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 25MA10862700 | NJ |
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 - Internal Medicine (DC); Practitioner - Rheumatology (MD) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 17 |
|---|---|
| Services billed | 68 across 14 procedure codes |
| Paid by Medicare | $3,306 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,376 · 2,882 30-day fills |
|---|---|
| Patients | 332 |
| Total drug cost | $1,078,711 |
| Generic share | 76% of claims |
Education and affiliations
| Medical school | Medical College of Wisconsin |
|---|---|
| Graduation year | 2015 |
| Medicare specialty | Internal Medicine |
| Telehealth | Offers telehealth |
Medical group
- Kaiser Foundation Health Plan of the Mid Atlantic States, IncLargo, MD · 1,899 clinicians
Industry payments (Open Payments)
None reported for 2025 or 2024.
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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