PROVIDER PROFILE · NPI 1487747242
John HorwhatM.D.
CROSS-REFERENCE
Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 37 inbound referrers · 49 outbound destinations.
| Physician | Patients | Visits |
|---|---|---|
| LANCASTER GENERAL HOSPITAL | 236 | 982 |
| LANCASTER PA ENDOSCOPY ASC LLC | 77 | 90 |
| Paul Allegretti Gastroenterology · Lancaster, PA | 32 | 57 |
| Lancaster Emergency Medical Services Association Ambulance Service Provider · Millersville, PA | 32 | 42 |
| Melissa Mckernan Pulliam Clinical Cardiac Electrophysiology · Lancaster, PA | 30 | 53 |
| Pennsylvania Specialty Pathology Llc Clinical Laboratory · Lancaster, PA | 28 | 36 |
| ROSE CITY HMA LLC | 26 | 64 |
| John Briguglio Diagnostic Radiology · Hershey, PA | 26 | 54 |
| Melissa Morgan Gastroenterology · Lancaster, PA | 24 | 47 |
| Jeffrey Kramer Diagnostic Radiology · Allentown, PA | 23 | 34 |
| CHEN, STEVE | 22 | 48 |
| Robert Martin Nurse Practitioner · Lancaster, PA | 22 | 34 |
| Physician | Patients | Visits |
|---|---|---|
| LANCASTER GENERAL HOSPITAL | 143 | 561 |
| Fabien Baksh Pathology · Lancaster, PA | 60 | 73 |
| Julie Callender Nurse Practitioner · Lancaster, PA | 29 | 43 |
| Dennis Horn Certified Registered Nurse Anesthetist (CRNA) · York, PA | 28 | 39 |
| Robert Martin Nurse Practitioner · Lancaster, PA | 26 | 43 |
| Justin Harberson Gastroenterology · Lancaster, PA | 26 | 36 |
| Mark Werley Diagnostic Radiology · Lancaster, PA | 24 | 47 |
| John Modene Nurse Practitioner · Lancaster, PA | 23 | 68 |
| Heather Saunders Certified Registered Nurse Anesthetist (CRNA) · Lancaster, PA | 22 | 24 |
| Debra Grove-Mahoney Pathology · Lancaster, PA | 22 | 39 |
| Paul Allegretti Gastroenterology · Lancaster, PA | 20 | 28 |
| NPI 1568438943 | 20 | 39 |