Matthew Brent Callen, PA
NPI 1497762793ActiveIndividual· Physician Assistant· Saint Louis, MO
Physician Assistant (PA) with Mercy Clinic Springfield Communities, practicing in Saint Louis, Missouri. 218 Medicare patients in 2024, $25,084 paid; all of their 54 Part D prescriptions were generic. Depuy Synthes Sales Inc. was the largest of 2 companies reporting payments in 2025, $117.56 in all, mostly food and beverage. Lists Mercy Hospital Springfield as a hospital affiliation.
Overview
| NPI | 1497762793 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | PA |
| Sole proprietor | No |
| NPI issued | Aug 1, 2006 |
| Last updated in NPPES | Jul 15, 2008 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Physician Assistant Primary | 363A00000X | 2004002147 | MO |
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 (MO) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 218 |
|---|---|
| Services billed | 2,077 across 35 procedure codes |
| Paid by Medicare | $25,084 |
Part D prescriptions in 2024
| Prescriptions (claims) | 54 · 54 30-day fills |
|---|---|
| Patients | 34 |
| Total drug cost | $319.46 |
| Generic share | 100% of claims |
Education and affiliations
| Graduation year | 2003 |
|---|---|
| Medicare specialty | Physician Assistant |
Medical group
- Mercy Clinic Springfield CommunitiesLebanon, MO · 1,120 clinicians
Hospital affiliation
- Mercy Hospital SpringfieldSpringfield, MO
Industry payments (Open Payments)
- 2025$117.56 · 5 payments from 2 companies
- 2024$277.43 · 7 payments from 4 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Depuy Synthes Sales Inc. | $95.53 | 4 |
| Solventum Corporation | $22.03 | 1 |
What the 2025 payments were for
- Food and Beverage$117.56 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 512 physician assistants in Saint Louis · All physician assistants in Missouri