Hwan Young Yoo, MD
NPI 1730173436ActiveIndividual· Internal Medicine, Gastroenterology· Salisbury, MD
Internal Medicine, Gastroenterology (MD) with Owensboro Health Medical Group Inc and 3 other groups, practicing in Salisbury, Maryland. Their prescriptions cost Medicare Part D more than their services did: $387,245 for 818 claims, against $81,209 paid for services in 2024. Janssen Biotech, Inc. was the largest of 4 companies reporting payments in 2025, $139.40 in all, mostly food and beverage. Lists Baptist Medical Center East and 3 other hospitals as hospital affiliations.
Overview
| NPI | 1730173436 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Sep 8, 2005 |
| Last updated in NPPES | Oct 19, 2026 |
| Certified by provider | Oct 19, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Internal Medicine, Gastroenterology Primary | 207RG0100X | D53514 | MD |
| Internal Medicine, Gastroenterology | 207RG0100X | 01047833A | IN |
| Internal Medicine, Gastroenterology | 207RG0100X | 04-54258 | KS |
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 (AL); Practitioner - Gastroenterology (IN); Practitioner - Internal Medicine (KY); Practitioner - Gastroenterology (MD); Practitioner - Gastroenterology (MI); Practitioner - Gastroenterology (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 437 |
|---|---|
| Services billed | 812 across 28 procedure codes |
| Paid by Medicare | $81,209 |
Part D prescriptions in 2024
| Prescriptions (claims) | 818 · 1,458 30-day fills |
|---|---|
| Patients | 310 |
| Total drug cost | $387,245 |
| Generic share | 78% of claims |
Education and affiliations
| Graduation year | 1985 |
|---|---|
| Medicare specialty | Internal Medicine |
| Secondary specialties | Gastroenterology |
Medical groups
- Owensboro Health Medical Group IncOwensboro, KY · 453 clinicians
- Health Care Authority for Baptist Health, An Affiliate of UabhsMontgomery, AL · 277 clinicians
- Holland Community HospitalGrand Haven, MI · 178 clinicians
- Dch Provider Services LLCFayette, AL · 53 clinicians
Hospital affiliations
- Baptist Medical Center EastMontgomery, AL
- Holland HospitalHolland, MI
- Mercy Medical Center IncBaltimore, MD
- Owensboro Health Regional HospitalOwensboro, KY
Industry payments (Open Payments)
- 2025$139.40 · 6 payments from 4 companies
- 2024$1,402 · 41 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $63.12 | 3 |
| Genzyme Corporation | $26.09 | 1 |
| Celltrion USA Inc. | $25.62 | 1 |
| Abbvie Inc. | $24.57 | 1 |
What the 2025 payments were for
- Food and Beverage$139.40 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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