Annie Tang, M.D.
NPI 1861854135ActiveIndividual· Surgery, Surgical Oncology· Duarte, CA
Surgery, Surgical Oncology (M.D.) in Duarte, California, trained at Medical College of Wisconsin (class of 2016). 30 Medicare patients in 2024, $6,813 paid; nearly all of their 70 Part D prescriptions were generic (99%). Hologic Inc was the largest of 2 companies reporting payments in 2025, $882.48 in all, mostly travel and lodging.
Overview
| NPI | 1861854135 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | Yes |
| NPI issued | Mar 24, 2016 |
| Last updated in NPPES | Sep 23, 2024 |
| Certified by provider | Sep 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Surgery, Surgical Oncology Primary | 2086X0206X | A152196 | CA |
| Surgery | 208600000X | A152196 | CA |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 4, 2026 | No match | — |
| New York OMIG · Nov 4, 2026 | No match | — |
| Ohio Medicaid · Nov 4, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 4, 2026 | No match | — |
| Washington HCA · Nov 4, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Practitioner - Surgical Oncology (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 30 |
|---|---|
| Services billed | 54 across 15 procedure codes |
| Paid by Medicare | $6,813 |
Part D prescriptions in 2024
| Prescriptions (claims) | 70 · 75 30-day fills |
|---|---|
| Patients | 40 |
| Total drug cost | $773.43 |
| Generic share | 99% of claims |
Education and affiliations
| Medical school | Medical College of Wisconsin |
|---|---|
| Graduation year | 2016 |
| Medicare specialty | Surgical Oncology |
| Telehealth | Offers telehealth |
Medical group
- City of Hope Medical FoundationDuarte, CA · 982 clinicians
Hospital affiliation
- Adventist Health Simi ValleySimi Valley, CA
Industry payments (Open Payments)
- 2025$882.48 · 4 payments from 2 companies
- 2024$313.69 · 3 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Hologic Inc | $666.81 | 2 |
| Hologic Sales and Service, LLC | $215.67 | 2 |
What the 2025 payments were for
- Travel and Lodging$666.81 · 2 payments
- Food and Beverage$215.67 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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