Tyler John Walter, CRNP
NPI 1609545078ActiveIndividual· Nurse Practitioner, Acute Care· Wynnewood, PA
Nurse Practitioner, Acute Care (CRNP) with Main Line Healthcare, practicing in Wynnewood, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $50,529 for 273 claims, against $18,064 paid for services in 2024. Amgen Inc. was the largest of 4 companies reporting payments in 2025, $169.18 in all, mostly food and beverage. Lists Bryn Mawr Hospital and 2 other hospitals as hospital affiliations.
Overview
| NPI | 1609545078 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Sep 9, 2021 |
| Last updated in NPPES | Nov 15, 2021 |
| Certified by provider | Nov 15, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Acute Care Primary | 363LA2100X | SP024405 | PA |
| Registered Nurse, Critical Care Medicine | 163WC0200X | RN661619 | PA |
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 - Nurse Practitioner (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 273 |
|---|---|
| Services billed | 436 across 14 procedure codes |
| Paid by Medicare | $18,064 |
Part D prescriptions in 2024
| Prescriptions (claims) | 273 · 485 30-day fills |
|---|---|
| Patients | 100 |
| Total drug cost | $50,529 |
| Generic share | 85% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Main Line HealthcareWynewood, PA · 1,184 clinicians
Hospital affiliations
- Bryn Mawr HospitalBryn Mawr, PA
- Main Line Hospital LankenauWynnewood, PA
- Riddle Memorial HospitalMedia, PA
Industry payments (Open Payments)
- 2025$169.18 · 5 payments from 4 companies
- 2024$54.51 · 2 payments from 2 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Amgen Inc. | $96.83 | 1 |
| Heartflow, Inc. | $37.74 | 2 |
| Boston Scientific Corporation | $19.58 | 1 |
| Medtronic, Inc. | $15.03 | 1 |
What the 2025 payments were for
- Food and Beverage$169.18 · 5 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 36 acute care nurse practitioners in Wynnewood · All acute care nurse practitioners in Pennsylvania