Annabelle Yanwen Guo, MD, PHD
NPI 1316523095ActiveIndividual· Internal Medicine, Rheumatology· Danbury, CT
Internal Medicine, Rheumatology (MD, PHD) in Danbury, Connecticut, licensed in CT, with an NPI issued in March 2021. Part D covered 63 prescriptions written in 2024, 81% of them generic.
Overview
| NPI | 1316523095 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD, PHD |
| Sole proprietor | No |
| NPI issued | Mar 22, 2021 |
| Last updated in NPPES | Apr 3, 2026 |
| Certified by provider | Apr 3, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Rheumatology Primary | 207RR0500X | 81681 | CT |
| Student in an Organized Health Care Education/Training Program | 390200000X | — | — |
Exclusion screening
| List | Result | Details |
|---|---|---|
| HHS-OIG LEIE · Oct 9, 2026 | No match | Checked by NPI and by name + state |
| North Carolina Medicaid · Nov 10, 2026 | No match | — |
| New York OMIG · Nov 10, 2026 | No match | — |
| Ohio Medicaid · Nov 10, 2026 | No match | — |
| Pennsylvania Medicheck · Nov 10, 2026 | No match | — |
| Washington HCA · Nov 10, 2026 | No match | — |
Official OIG search · How matching works ·Bulk check a roster
Medicare
| Enrollment (PECOS) | Enrolled Order and Referring Only - Rheumatology (CT) |
|---|
Part D prescriptions in 2024
| Prescriptions (claims) | 63 · 120 30-day fills |
|---|---|
| Patients | 29 |
| Total drug cost | $62,042 |
| Generic share | 81% of claims |
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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