Directional shared-patient flow from Medicare claims — who sends patients to this provider (inbound) and where this provider's patients go next (outbound). 28 inbound referrers · 62 outbound destinations.

Receives referrals from

Inbound — who sends patients here

Physician	Patients	Visits
SPENCER MUNICIPAL HOSPITAL	343	2,961
CROUCH, CHARLES	120	659
Casey Shaffer Diagnostic Radiology · Cedar Rapids, IA	86	414
Darrel Forslund Family Practice · Spencer, IA	48	325
CRESWELL, RONALD	36	205
David Robison Family Practice · Spencer, IA	36	333
Sonia Sather Hospitalist · Spencer, IA	31	175
John Hilsabeck Family Practice · Spencer, IA	31	136
Glenn Preston Medical Oncology · Spencer, IA	31	215
Ivy Erickson Physician Assistant · Onalaska, WI	30	108
William Parker Emergency Medicine · Mason City, IA	28	179
DELPERDANG, JAMES	27	162

Refers patients to

Outbound — where patients go next

Physician	Patients	Visits
SPENCER MUNICIPAL HOSPITAL	471	4,141
SKOPEC, PAUL	115	589
CROUCH, CHARLES	112	523
Casey Shaffer Diagnostic Radiology · Cedar Rapids, IA	83	296
Thong Pham Clinical Cardiac Electrophysiology · Sioux City, IA	52	202
DVORAK, BRIAN	51	227
Avera Mckennan Clinical Laboratory · Sioux Falls, SD	47	163
David Keith Family Practice · Spencer, IA	43	211
Kenneth Hunziker Family Practice · Spencer, IA	43	207
Stephen Fox Ophthalmology · Spencer, IA	42	176
Darrel Forslund Family Practice · Spencer, IA	41	224
Samuel Butler Optometry · Spencer, IA	39	101

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.

CROSS-REFERENCE

Related data on other Healthparse brands

ProviderScore

OIG/SAM exclusion screening, sanctions history