Julia Wai-Chi Tang, MD
NPI 1194760868ActiveIndividual· Internal Medicine, Gastroenterology· Chapel Hill, NC
Internal Medicine, Gastroenterology (MD) in Chapel Hill, North Carolina, trained at University of North Carolina at Chapel Hill School of Medicine (class of 1999). Their prescriptions cost Medicare Part D more than their services did: $386,048 for 433 claims, against $61,478 paid for services in 2024. Janssen Biotech, Inc. was the largest of 5 companies reporting payments in 2025, $303.61 in all, mostly food and beverage.
Overview
| NPI | 1194760868 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Jun 18, 2006 |
| Last updated in NPPES | Aug 20, 2021 |
| Certified by provider | Aug 20, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | 200101619 | NC |
| Internal Medicine | 207R00000X | 200101619 | NC |
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 - Gastroenterology (NC) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 185 |
|---|---|
| Services billed | 369 across 29 procedure codes |
| Paid by Medicare | $61,478 |
Part D prescriptions in 2024
| Prescriptions (claims) | 433 · 802 30-day fills |
|---|---|
| Patients | 152 |
| Total drug cost | $386,048 |
| Generic share | 72% of claims |
Education and affiliations
| Medical school | University of North Carolina at Chapel Hill School of Medicine |
|---|---|
| Graduation year | 1999 |
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
Medical groups
- University of North Carolina at Chapel HillChapel Hill, NC · 2,052 clinicians
- Unc Physicians Network LLCKinston, NC · 998 clinicians
Hospital affiliation
- Unc HospitalsChapel Hill, NC
Industry payments (Open Payments)
- 2025$303.61 · 11 payments from 5 companies
- 2024$170.75 · 7 payments from 5 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $171.38 | 5 |
| Genzyme Corporation | $45.03 | 2 |
| Ardelyx, Inc. | $43.31 | 2 |
| Takeda Pharmaceuticals U.S.A., Inc. | $22.08 | 1 |
| Lilly USA, LLC | $21.81 | 1 |
What the 2025 payments were for
- Food and Beverage$219.61 · 10 payments
- Education$84.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 50 gastroenterologists in Chapel Hill · All gastroenterologists in North Carolina