Dengda Tang, MD
NPI 1467447821ActiveIndividual· Internal Medicine, Gastroenterology· Vancouver, WA
Internal Medicine, Gastroenterology (MD) in Vancouver, Washington, trained at University of Massachusetts Medical School (class of 2001). Their prescriptions cost Medicare Part D more than their services did: $41,729 for 195 claims, against $7,789 paid for services in 2024. Boston Scientific Corporation reported $23.54 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1467447821 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 13, 2005 |
| Last updated in NPPES | Apr 11, 2024 |
| Certified by provider | Apr 11, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD00049193 | WA |
| General Practice | 208D00000X | 25MA07723200 | NJ |
| Hospitalist | 208M00000X | 25MA07723200 | NJ |
| Internal Medicine | 207R00000X | 25MA07723200 | 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 - Gastroenterology (WA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 58 |
|---|---|
| Services billed | 93 across 22 procedure codes |
| Paid by Medicare | $7,789 |
Part D prescriptions in 2024
| Prescriptions (claims) | 195 · 344 30-day fills |
|---|---|
| Patients | 99 |
| Total drug cost | $41,729 |
| Generic share | 90% of claims |
Education and affiliations
| Medical school | University of Massachusetts Medical School |
|---|---|
| Graduation year | 2001 |
| Medicare specialty | Gastroenterology |
Medical group
- PeacehealthBellingham, WA · 298 clinicians
Hospital affiliations
- Peacehealth Peace Island Medical CenterFriday Harbor, WA
- Peacehealth St Joseph Medical CenterBellingham, WA
Industry payments (Open Payments)
- 2025$23.54 · 1 payment from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Boston Scientific Corporation | $23.54 | 1 |
What the 2025 payments were for
- Food and Beverage$23.54 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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