Chandler E. Zalik, CRNP
NPI 1154081800ActiveIndividual· Nurse Practitioner, Gerontology· Allentown, PA
Nurse Practitioner, Gerontology (CRNP) with Lehigh Valley Physician Group, practicing in Allentown, Pennsylvania. Mostly services rather than prescriptions: Medicare paid $34,796 for 201 patients in 2024, with only 21 Part D claims. Abbvie Inc. was the largest of 5 companies reporting payments in 2025, $609.96 in all, mostly food and beverage. Lists Lehigh Valley Hospital as a hospital affiliation.
Overview
| NPI | 1154081800 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Dec 22, 2021 |
| Last updated in NPPES | Dec 22, 2021 |
| Certified by provider | Dec 22, 2021 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Gerontology Primary | 363LG0600X | SP024956 | 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 | 201 |
|---|---|
| Services billed | 385 across 14 procedure codes |
| Paid by Medicare | $34,796 |
Part D prescriptions in 2024
| Prescriptions (claims) | 21 · 35 30-day fills |
|---|---|
| Total drug cost | $1,801 |
| Generic share | 90% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
Medical group
- Lehigh Valley Physician GroupAllentown, PA · 2,542 clinicians
Hospital affiliation
- Lehigh Valley HospitalAllentown, PA
Industry payments (Open Payments)
- 2025$609.96 · 6 payments from 5 companies
- 2024$970.23 · 13 payments from 8 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Abbvie Inc. | $250.00 | 2 |
| Axsome Therapeutics, Inc. | $124.74 | 1 |
| Amgen Inc. | $117.93 | 1 |
| Argenx US, Inc. | $100.42 | 1 |
| Teva Pharmaceuticals USA, Inc. | $16.87 | 1 |
What the 2025 payments were for
- Food and Beverage$609.96 · 6 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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All 39 gerontology nurse practitioners in Allentown · All gerontology nurse practitioners in Pennsylvania