Caylor Johnson Callaghan, CRNP
NPI 1336717610ActiveIndividual· Nurse Practitioner, Family· West Chester, PA
Nurse Practitioner, Family (CRNP) with Regional Gastroenterology Associates of Lancaster, Ltd., practicing in West Chester, Pennsylvania. Their prescriptions cost Medicare Part D more than their services did: $42,428 for 349 claims, against $24,117 paid for services in 2024. Janssen Biotech, Inc. was the largest of 18 companies reporting payments in 2025, $1,664 in all, mostly food and beverage. Lists Chester County Hospital and 1 other hospital as hospital affiliations.
Overview
| NPI | 1336717610 |
|---|---|
| Status | Active |
| Entity type | Individual |
| Credential | CRNP |
| Sole proprietor | No |
| NPI issued | Jun 14, 2021 |
| Last updated in NPPES | Feb 5, 2026 |
| Certified by provider | Feb 5, 2026 |
Specialties and licenses
| Taxonomy | Code | License | State |
|---|---|---|---|
| Nurse Practitioner, Family Primary | 363LF0000X | SP023874 | PA |
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 - Nurse Practitioner (PA) |
|---|---|
| Accepts assignment | Yes (participating) |
Medicare services in 2024
| Medicare patients | 241 |
|---|---|
| Services billed | 321 across 6 procedure codes |
| Paid by Medicare | $24,117 |
Part D prescriptions in 2024
| Prescriptions (claims) | 349 · 515 30-day fills |
|---|---|
| Patients | 207 |
| Total drug cost | $42,428 |
| Generic share | 80% of claims |
Education and affiliations
| Graduation year | 2021 |
|---|---|
| Medicare specialty | Nurse Practitioner |
| Telehealth | Offers telehealth |
Medical group
- Regional Gastroenterology Associates of Lancaster, Ltd.Lancaster, PA · 244 clinicians
Hospital affiliations
- Chester County HospitalWest Chester, PA
- Hospital of Univ of PennsylvaniaPhiladelphia, PA
Industry payments (Open Payments)
- 2025$1,664 · 82 payments from 18 companies
- 2024$1,151 · 53 payments from 15 companies
Top paying companies in 2025
| Company | Amount | Payments |
|---|---|---|
| Janssen Biotech, Inc. | $347.42 | 17 |
| Ardelyx, Inc. | $163.93 | 10 |
| Abbvie Inc. | $157.63 | 9 |
| Salix Pharmaceuticals, A Division of Bausch Health US, LLC | $156.06 | 8 |
| Takeda Pharmaceuticals U.S.A., Inc. | $141.47 | 7 |
What the 2025 payments were for
- Food and Beverage$1,664 · 82 payments
Receiving payments does not imply wrongdoing. What Open Payments covers ·original records
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