JEANES FAMILY PRACTICE - MARA LEYZIN, MD
Medicare Clinicians for NPI 1497904049
Family Medicine - Adolescent Medicine in Phila, PA
Clinicians Billing Medicare Through This Organization CMS
Clinicians who reassign their Medicare billing to this organization, per CMS enrollment records.
Jeanes Family Practice - Mara Leyzin, MD in Phila, PA bills Medicare for 446 clinicians across 30 Medicare specialties. The largest specialties are Internal Medicine with 118, Family Practice with 89 and Nurse Practitioner with 71. Of these, 322 practice within 10 miles. Search by name or filter by specialty; each name links to that clinician's NPI profile.
This page lists the 250 clinicians practicing nearest to this organization's location. All 446 are counted in the totals above.
Internal Medicine (63 of 118)
Philadelphia, PA 19111
Philadelphia, PA 19111
Philadelphia, PA 19111
Philadelphia, PA 19140
Feasterville Trevose, PA 19053
Family Practice (35 of 89)
Philadelphia, PA 19111
Nurse Practitioner (28 of 71)
Philadelphia, PA 19111
Hematology/Oncology (15)
Hematopoietic Cell Transplantation and Cellular Therapy (14)
Philadelphia, PA 19111
Philadelphia, PA 19111
Medical Oncology (14 of 15)
Philadelphia, PA 19140
Cardiovascular Disease (Cardiology) (10 of 18)
Flourtown, PA 19031
Pulmonary Disease (10 of 24)
Endocrinology (7 of 9)
Obstetrics/Gynecology (7 of 8)
Philadelphia, PA 19140
Anesthesiology (6 of 7)
Philadelphia, PA 19140
Philadelphia, PA 19140
Hospitalist (6 of 12)
Nephrology (6 of 9)
Emergency Medicine (5)
Gastroenterology (5 of 6)
Orthopedic Surgery (4)
Philadelphia, PA 19140
General Practice (3)
Hospice/Palliative Care (2)
Neurology (2)
Registered Dietitian or Nutrition Professional (2)
Infectious Disease (1)
Otolaryngology (1)
Pediatric Medicine (1)
Psychiatry (1)
Rheumatology (1)
Sports Medicine (1)
About this data
Medicare reassignment. A clinician who works for a hospital, clinic or medical group usually signs a Medicare reassignment (form CMS-855R). It lets the organization bill Medicare for the clinician's services and receive the payment. This page lists the clinicians whose reassignment to Jeanes Family Practice - Mara Leyzin, MD appears in the CMS Revalidation Reassignment List.
Who is included. Clinicians who bill Medicare under their own NPI through this organization. A clinician can reassign to more than one organization, so the same name may also appear under other groups.
Nearest 250. The totals and specialty counts cover all 446 clinicians. The list shows the 250 whose practice address is closest to this NPI's location, so each Jeanes Family Practice - Mara Leyzin, MD location shows its own nearest clinicians.
Addresses and phone numbers come from each clinician's own NPPES record, so they may point to another office or to the clinician's own practice.
Source: CMS Revalidation Reassignment List, October 2026 release; addresses, phone numbers and Medicare status from NPPES and PECOS. Reassignment records can lag staffing changes; confirm a current affiliation with the organization.