Ritt Rungsisullatanont
NPI 1508587676ActiveIndividual· Physician Assistant· Fountain Valley, CA
Physician Assistant with Orthowest, practicing in Fountain Valley, California. 13 Medicare patients in 2024, $2,010 paid; nearly all of their 281 Part D prescriptions were generic (99%). Stryker Corporation was the largest of 2 companies reporting payments in 2025, $62.52 in all, mostly food and beverage. Lists Memorialcare Orange Coast Medical Center and 1 other hospital as hospital affiliations.
Overview
| NPI | 1508587676 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Sole proprietor | Yes |
| NPI issued | Sep 7, 2022 |
| Last updated in NPPES | Mar 23, 2024 |
| Certified by provider | Mar 23, 2024 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | — | — |
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 - Physician Assistant (CA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 13 |
|---|---|
| Services billed | 16 across 7 procedure codes |
| Paid by Medicare | $2,010 |
Part D prescriptions in 2024
| Prescriptions (claims) | 281 · 282 30-day fills |
|---|---|
| Patients | 136 |
| Total drug cost | $2,601 |
| Generic share | 99% of claims |
Education and affiliations
| Graduation year | 2022 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- OrthowestIrvine, CA · 47 clinicians
Hospital affiliations
- Memorialcare Orange Coast Medical CenterFountain Valley, CA
- Uci Health-OrangeOrange, CA
Industry payments (Open Payments)
- 2025$62.52 · 2 payments from 2 companies
- 2024$157.57 · 5 payments from 3 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Stryker Corporation | $36.40 | 1 |
| Smith+nephew, Inc. | $26.12 | 1 |
What the 2025 payments were for
- Food and Beverage$62.52 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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