Hannah Huong Do, M.D.
NPI 1770808990ActiveIndividual· Internal Medicine, Gastroenterology· Doylestown, PA
Internal Medicine, Gastroenterology (M.D.) with Via Affiliates and 1 other group, practicing in Doylestown, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $813,292 for 1,822 claims, against $332,980 paid for services in 2024. Abbvie Inc. was the largest of 14 companies reporting payments in 2025, $623.68 in all, mostly food and beverage. Lists Doylestown Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1770808990 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | M.D. |
| Sole proprietor | No |
| NPI issued | Mar 30, 2010 |
| Last updated in NPPES | Jul 15, 2019 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | MD456899 | PA |
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 Practitioner - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 565 |
|---|---|
| Services billed | 13,464 across 38 procedure codes |
| Paid by Medicare | $332,980 |
Part D prescriptions in 2024
| Prescriptions (claims) | 1,822 · 4,423 30-day fills |
|---|---|
| Patients | 507 |
| Total drug cost | $813,292 |
| Generic share | 88% of claims |
Education and affiliations
| Graduation year | 2010 |
|---|---|
| Medicare specialty | Gastroenterology |
| Secondary specialties | Internal Medicine |
| Telehealth | Offers telehealth |
Medical groups
- Via AffiliatesDoylestown, PA · 180 clinicians
- Clinical Specialty AssociatesDoylestown, PA · 171 clinicians
Hospital affiliations
- Doylestown HospitalDoylestown, PA
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
Industry payments (Open Payments)
- 2025$623.68 · 29 payments from 14 companies
- 2024$2,628 · 130 payments from 28 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $116.70 | 6 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $94.52 | 5 |
| Celltrion USA Inc. | $65.25 | 2 |
| Ipsen Biopharmaceuticals, Inc | $63.02 | 3 |
| Takeda Pharmaceuticals U.S.A., Inc. | $54.36 | 3 |
What the 2025 payments were for
- Food and Beverage$623.68 · 29 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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