PROVIDER PROFILE · NPI 1932516515

Barbara FrederickNP-C

PRACTICESPECTRUM HEALTH HOSPITALSSee all providers at this practice →
Nurse PractitionerGrand Rapids, MII
REFERRAL NETWORK

Where Barbara Frederick's patients come from & go

Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 2 inbound referrers · 0 outbound destinations.

Receives referrals from
Inbound — who sends patients here
PhysicianPatientsVisits
William Wilkinson
Family Practice · Bangor, MI
2458
BRONSON SOUTH HAVEN HOSPITAL1653
Refers patients to
Outbound — where patients go next
No outbound pairs above the suppression threshold.
Source: CMS Physician Shared Patient Patterns (30-day window, Medicare FFS). Direction = a beneficiary seen by the first provider, then the second, within 30 days; a proxy for referral, not a documented referral. Pairs with fewer than 11 shared beneficiaries are suppressed.