Yihharn Patricia Hwang, MD
NPI 1497319784ActiveIndividual· Obstetrics & Gynecology· Sugar Land, TX
Obstetrics & Gynecology (MD) with Tmh Physician Associates PLLC and 1 other group, practicing in Sugar Land, Texas. 57 Medicare patients in 2024, $7,000 paid; nearly all of their 121 Part D prescriptions were generic (93%). Meditrina was the largest of 13 companies reporting payments in 2025, $995.56 in all, mostly food and beverage. Lists Houston Methodist Sugarland Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1497319784 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | MD |
| Sole proprietor | No |
| NPI issued | Apr 23, 2019 |
| Last updated in NPPES | Mar 15, 2024 |
| Certified by provider | Sep 26, 2023 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Obstetrics & Gynecology Primary | 207V00000X | U3242 | TX |
| Obstetrics & Gynecology | 207V00000X | BP10067745 | TX |
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 - Obstetrics/Gynecology (TX) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 57 |
|---|---|
| Services billed | 96 across 16 procedure codes |
| Paid by Medicare | $7,000 |
Part D prescriptions in 2024
| Prescriptions (claims) | 121 · 164 30-day fills |
|---|---|
| Patients | 49 |
| Total drug cost | $4,619 |
| Generic share | 93% of claims |
Education and affiliations
| Graduation year | 2019 |
|---|---|
| Medicare specialty | Obstetrics/Gynecology |
| Telehealth | Offers telehealth |
Medical groups
- Tmh Physician Associates PLLCKaty, TX · 1,690 clinicians
- Houston Methodist Specialty PhysiciansHouston, TX · 1,528 clinicians
Hospital affiliations
- Houston Methodist Sugarland HospitalSugar Land, TX
- Memorial Hermann Sugar Land HospitalSugar Land, TX
Industry payments (Open Payments)
- 2025$995.56 · 22 payments from 13 companies
- 2024$302.01 · 13 payments from 9 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Meditrina | $464.25 | 2 |
| Lilly USA, LLC | $121.84 | 1 |
| Shield Therapeutics Inc | $70.72 | 4 |
| Millicent US Inc | $67.53 | 3 |
| Hologic Sales and Service, LLC | $45.62 | 2 |
What the 2025 payments were for
- Food and Beverage$545.56 · 21 payments
- Honoraria$450.00 · 1 payment
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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