Mark Jeffery Irby, PA-C
NPI 1174967780ActiveIndividual· Physician Assistant, Surgical· Tualatin, OR
Physician Assistant, Surgical (PA-C) in Tualatin, Oregon, trained at Baylor College of Medicine (class of 2012). Mostly services rather than prescriptions: Medicare paid $7,926 for 45 patients in 2024, with only 24 Part D claims. Left Coast Surgical Inc reported $123.98 in payments in 2025, mostly food and beverage.
Overview
| NPI | 1174967780 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA-C |
| Sole proprietor | No |
| NPI issued | Apr 25, 2013 |
| Last updated in NPPES | Oct 22, 2026 |
| Certified by provider | Oct 22, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant, Surgical Primary | 363AS0400X | PA08327 | TX |
| Physician Assistant | 363A00000X | PA219358 | OR |
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 - Physician Assistant (OR) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 45 |
|---|---|
| Services billed | 1,274 across 15 procedure codes |
| Paid by Medicare | $7,926 |
Part D prescriptions in 2024
| Prescriptions (claims) | 24 · 24 30-day fills |
|---|---|
| Patients | 20 |
| Total drug cost | $69.33 |
| Generic share | 100% of claims |
Education and affiliations
| Medical school | Baylor College of Medicine |
|---|---|
| Graduation year | 2012 |
| Medicare specialty | Physician Assistant |
Medical group
- Regenerative Orthopedic Center LLCTigard, OR · 27 clinicians
Hospital affiliations
- Legacy Meridian Park Medical CenterTualatin, OR
- Providence Willamette Falls Medical CenterOregon City, OR
Industry payments (Open Payments)
- 2025$123.98 · 2 payments from 1 company
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Left Coast Surgical Inc | $123.98 | 2 |
What the 2025 payments were for
- Food and Beverage$123.98 · 2 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
Other surgical physician assistants in Tualatin
- 1083967020
- 1104074855
- 1215193057
- 1568650828